Red Ridge Trailhead, Pima

Trailheads in Arizona

Trailheads Bortle 3 Solitude: 90/100 (remote)
Visit RED RIDGE, located 2.2 miles from Mount Lemmon, AZ. Elevation: 8,097 ft. Mountain terrain. Best visited Jun, Jul, Aug, Sep.

Near Mount Lemmon, AZ in Arizona

What to Pack for Red Ridge Trailhead, Pima

Given these conditions, here's what to pack for a safe and comfortable visit.

The right gear turns potential problems into non-issues. Here's what Red Ridge demands.

Essential

  • Water (minimum 2L) — Dehydration impairs judgment and endurance long before you feel thirsty; 2L is the minimum for a moderate day hike.
  • Navigation (map/GPS/compass) — Phone batteries die, cell service disappears, and trail signs get vandalized; a paper map and compass always work.
  • Sun protection (sunglasses, sunscreen) — UV exposure intensifies at elevation and near reflective surfaces like water and snow; sunburn can happen in under 30 minutes.
  • First aid kit — Blisters, cuts, and sprains happen on even the easiest trails; basic supplies let you treat problems before they force a retreat.
  • Extra food — A wrong turn or unexpected storm can extend any outing by hours; extra calories prevent fatigue and poor decision-making.
  • Headlamp with extra batteries — Trails that seem short in daylight can take twice as long with route-finding or elevation; a headlamp keeps you moving safely after dark.
  • Fire starter — Hypothermia can set in even during summer at higher elevations; a reliable fire starter provides warmth and a signal for rescuers.
  • Emergency shelter (space blanket) — A space blanket weighs under two ounces and reflects up to 90% of body heat, buying time in an unplanned overnight.
  • Knife or multi-tool — From cutting cord to preparing food to improvising gear repairs, a knife is the most versatile tool you can carry.
  • Extra clothing layer — Mountain weather can shift from sunshine to sleet within an hour; an extra layer prevents dangerous heat loss.

Wildlife Gear

  • Hiking buddy (avoid solo) — Groups of three or more are almost never involved in serious bear incidents; larger groups make more noise and appear more intimidating.
  • Noise maker — Clapping, whistling, or using an air horn warns wildlife of your approach, preventing surprise encounters on blind corners.
  • Gaiters — Snake-proof gaiters provide a physical barrier against venomous bites below the knee, where most strikes occur.
  • First-aid snakebite kit — While evacuation to a hospital is the priority, a snakebite kit helps you stay calm and follow proper first-aid protocols.

Terrain Gear

  • Wide-brim hat — A wide brim shades your face, ears, and neck simultaneously, reducing UV exposure and lowering heat stroke risk.
  • Sunscreen SPF50+ — Reflected UV from water, sand, and snow can burn exposed skin even on overcast days; SPF50+ blocks 98% of UVB rays.
  • Extra water (desert) — Desert water sources are unreliable and often seasonal; carry all the water you need rather than counting on finding more.
  • Headlamp (extra) — Remote terrain often takes longer than expected to navigate; a backup headlamp prevents being stranded in darkness if your primary fails.
  • Emergency bivy — An emergency bivy sack weighs 4-8 ounces and provides wind and rain protection if an injury, storm, or navigation error forces an unplanned night out.
  • PLB/satellite messenger — A Personal Locator Beacon sends your GPS coordinates to search-and-rescue via satellite, working anywhere on Earth with no cell signal needed.

Seasonal Gear

  • Spring: Camera, Wildflower field guide
  • Fall: Camera, Binoculars (foliage viewing)

Activities & Best Time to Visit Red Ridge Trailhead, Pima

The Desert terrain here lends itself to a range of outdoor activities throughout the year.

Red Ridge draws visitors for backpacking, but the 6 available activities mean there's more here than most expect.

Photographers rate this area 55/100, with Good dark sky (Bortle 3) and 3 excellent meteor showers being a major draw.

Activities

  • backpacking — Carry your gear into the backcountry for multi-day hiking adventures.
  • hiking — Follow marked trails through forests, deserts, or alpine terrain for a deeper connection with nature.
  • photography — Capture landscapes, wildlife, and changing light across trails, coastlines, and mountain vistas.
  • picnicking — Spread a blanket, unpack a meal, and enjoy food outdoors surrounded by fresh air and open views.
  • walking — A simple way to explore trails, shorelines, and park paths at your own pace while taking in the scenery.
  • wildlife_viewing — Observe animals in their natural habitats, from grazing deer to soaring raptors overhead.

Best months: Jun, Jul, Aug, Sep

Terrain: Desert — Desert terrain features sparse vegetation, exposed soils, and wide temperature swings between day and night.

Wildlife Safety at Red Ridge Trailhead, Pima

While the wildlife here is part of the experience, some species require caution and preparation.

Awareness is the best safety tool at Red Ridge. Here are the wildlife considerations for this area.

Danger rating: 30/100 (based on terrain difficulty, wildlife presence, weather exposure, and remoteness) moderate
  • Mountain lions
  • Venomous snakes
  • Remote (102mi from city)
UV risk: extreme (Southern latitude (32N), Desert (exposed))
Photo score: 55/100
  • Good dark sky (Bortle 3)
  • 3 excellent meteor showers
  • Fall foliage
  • Spring wildflowers

Venomous Snakes

Venomous snakes here include . They're most active during warm months.

  • Watch where you step and place hands
  • Stay on trails
  • Wear boots and long pants in snake country
  • Do not reach under rocks or logs
  • If bitten: stay calm, immobilize limb, seek medical help immediately
  • Do NOT: cut wound, suck venom, apply tourniquet, ice, or alcohol

Nature & Wildlife at Red Ridge Trailhead, Pima

The Desert terrain here supports a rich ecosystem worth noticing as you explore.

30 bird species have been documented near Red Ridge, alongside 5 mammals and a rich variety of native plants.

Trees (2)

  • Arizona sycamore
    Arizona sycamore — It grows along streams in desert and canyon environments.
  • silverleaf oak
    silverleaf oak — It grows in desert mountains of the Southwest.

Wildflowers (1)

  • Arizona poppy
    Arizona poppy — Bright orange to yellow cup-shaped flowers.

Shrubs (4)

  • Creosote Bush
    Creosote Bush — An evergreen desert shrub with small resinous leaves divided into paired leaflets.
  • tree cholla
    tree cholla — Spiny segments create a dense protective armor. It thrives in desert flats and rocky slopes.
  • Engelmann's Hedgehog Cactus
    Engelmann's Hedgehog Cactus — The plant rarely exceeds a foot tall but can spread outward in mounded colonies. Its vivid blooms contrast sharply against arid landscapes.

Other Plants (5)

  • fishhook barrel cactus
  • ocotillo
  • rainbow hedgehog cactus
  • Palmer's agave
  • saguaro

Mammals (5)

  • White-tailed Deer
    White-tailed Deer — Reddish-brown in summer and grayish in winter with a bright white underside to the tail.
  • Arizona Gray Squirrel
    Arizona Gray Squirrel — A large gray squirrel with white underparts and long bushy tail.
  • White-nosed Coati
    White-nosed Coati — A raccoon-like mammal with long ringed tail and white facial markings.
  • Pronghorn
    Pronghorn — A slender tan-and-white ungulate with distinctive black facial markings.
  • Rock Squirrel
    Rock Squirrel — A large ground squirrel with mottled gray-brown fur and bushy tail.

Birds (30)

  • Ruddy Duck
    Ruddy Duck — Breeding male with bright blue bill and chestnut body
  • Rock Pigeon
    Rock Pigeon — Blue-gray with two black wing bars
  • Ring-necked Duck
    Ring-necked Duck — Male with glossy black head and gray sides
  • Gambel's Quail
    Gambel's Quail — Gray body with chestnut flanks
  • Neotropic Cormorant
    Neotropic Cormorant — Small dark cormorant

Reptiles (9)

  • Yarrow's Spiny Lizard
    Yarrow's Spiny Lizard — A medium-sized lizard with spiny scales and gray to brown coloring.
  • Western Diamond-backed Rattlesnake
    Western Diamond-backed Rattlesnake — A heavy-bodied rattlesnake with bold diamond-shaped dorsal blotches.
  • Ornate Tree Lizard
    Ornate Tree Lizard — A small spiny lizard with gray to brown coloration and subtle patterning.
  • Clark's Spiny Lizard
    Clark's Spiny Lizard — A medium lizard with rough scales and gray to brown coloration.
  • Sonoran Spotted Whiptail
    Sonoran Spotted Whiptail — A slender lizard with spotted pattern and faint stripes.

Amphibians (3)

  • Sonoran Desert Toad
    Sonoran Desert Toad
  • Canyon Tree Frog
    Canyon Tree Frog
  • Red-spotted Toad
    Red-spotted Toad

Insects (20)

  • Marine Blue
    Marine Blue
  • Pipevine Swallowtail
    Pipevine Swallowtail
  • Arizona Sister
    Arizona Sister
  • American Snout
    American Snout
  • Bordered Patch
    Bordered Patch

Other Wildlife (1)

  • Stripe-tailed Scorpion

Nature Bingo at Red Ridge Trailhead, Pima

Can you spot them all? Check off each species as you find it on your visit.

Wildlife Challenge

Botany Challenge

Red Ridge Trailhead, Pima Climate & Sun

For detailed planning, here's the climate data for this area.

The weather at Red Ridge follows a Temperate pattern — here's the monthly breakdown.

Climate type: Temperate

Annual avg temp: 55.7°F

Annual precipitation: 32.3 in

With an average annual temperature of 55.7°F and 32.3 inches of precipitation, Red Ridge has mild, moderate rainfall conditions. Summer highs average around 71°F, while winter lows drop to 41°F.

Best months to visit: Apr, May, Jun, Sep, Oct. Consider avoiding: Aug.

Month Avg Temp Precip
Jan 41°F 2.8 in
Feb 42°F 3.4 in
Mar 46°F 2.8 in
Apr 52°F 1.1 in
May 61°F 0.7 in
Jun 70°F 0.4 in
Jul 71°F 3.9 in
Aug 69°F 6.4 in
Sep 66°F 2.3 in
Oct 58°F 1.9 in
Nov 50°F 3.0 in
Dec 41°F 3.6 in

Daylight & Sun Times

Daylight ranges from 10 hours in winter to 14.3 hours in summer — a difference of 4.3 hours.

Summer: 5:15 AM – 7:31 PM

Winter: 7:17 AM – 5:19 PM

Winter Solstice: Sunrise 7:17 AM, Sunset 5:19 PM Golden hour from 4:41 PM
Summer Solstice: Sunrise 5:15 AM, Sunset 7:31 PM Golden hour from 6:55 PM
Spring Equinox: Sunrise 6:34 AM, Sunset 6:30 PM Golden hour from 5:57 PM
Fall Equinox: Sunrise 6:05 AM, Sunset 6:30 PM Golden hour from 5:58 PM

Red Ridge Trailhead, Pima Trip Planning & Access

Planning your trip to Red Ridge — here's the practical information you'll need.

From Phoenix, Red Ridge is a drive covering 102 miles.

Nearest city: Phoenix (102 mi)
Estimated fuel cost: $25.61 (28 mpg, $3.5/gallon)
Carbon footprint: 82.8 kg CO2 (round trip by car)

Visitor Friendliness

This location rates likely_allowed for dogs, excellent for families, and highly_suitable for elderly visitors.

  • Dogs: likely_allowed — No restrictions found
  • Families: excellent
  • Elderly: highly_suitable
  • Strollers: excellent (100/100)
  • Beginners: Good starting point
  • Accessibility: Generally accessible to most visitors (95/100)

Places Near Red Ridge Trailhead, Pima

There's more to explore in this part of Arizona.

Here's what else is nearby if you want to expand your itinerary beyond Red Ridge.

Stargazing & Night Sky at Red Ridge Trailhead, Pima

Once you're geared up and settled in, the night sky here offers its own rewards.

Red Ridge sits under Bortle class 3 skies — Rural sky for stargazing in Arizona.

Bortle 3 Rural sky

Constellations

From Red Ridge, you can trace Ursa Minor, Cepheus across the sky on clear nights.

  • Ursa Minor
    Ursa Minor — Home to Polaris, the North Star, Ursa Minor forms a small dipper shape that circles the northern sky year-round.
  • Cepheus
    Cepheus — Cepheus appears as a faint house-shaped pattern near Polaris in the northern sky.

Meteor Showers

Time your visit around December 13-14 for the Geminids, the strongest meteor shower visible from this latitude.

  • Geminids
    Geminids — peaks December 13-14 (excellent)

    One of the most reliable and active showers of the year; best viewed after 10 PM when Gemini rises higher in the sky.

  • Quadrantids
    Quadrantids — peaks January 3-4 (excellent)

    This brief but intense shower peaks before dawn; early morning hours offer the best chance to see multiple meteors.

  • Perseids
    Perseids — peaks August 11-13 (excellent)

    A summer favorite with warm nighttime viewing; look northeast after 10 PM.

  • Eta Aquariids
    Eta Aquariids — peaks May 5-6 (good)

    Best seen before dawn in the southeastern sky as Aquarius rises.

  • Delta Aquariids
    Delta Aquariids — peaks July 28-29 (fair)

    Best viewed after midnight when Aquarius is higher in the southern sky.

Planets

Planets visible to the naked eye from this location:

  • Venus
    Venus — The brightest planet, often called the Morning or Evening Star
  • Jupiter
    Jupiter — The largest planet, bright and steady in the night sky
  • Saturn
    Saturn — Famous for its rings, visible as a golden steady light
  • Mars
    Mars — The Red Planet, recognizable by its reddish-orange hue

Equipment Guide

  • Naked eye: Venus, Jupiter, Saturn, Mars, Mercury (with care)
  • Binoculars: Jupiter moons, Uranus, Saturn rings (barely)
  • Small telescope: Saturn rings, Jupiter bands, Mars surface features, Neptune

Viewing Tips

  • Check planets rise/set times for your specific date
  • Planets appear along the ecliptic (zodiac path)
  • Planets don't twinkle like stars - steady light
  • Venus and Jupiter are unmistakable - brightest objects after Moon
  • Use a stargazing app to confirm planet positions
  • Best viewing: when planet is highest in sky (transit)

Best Viewing Months

  • Evening: Oct, Nov, Dec, Jan, Feb
  • Morning: Jul, Aug, Sep

Seasonal Highlights at Red Ridge Trailhead, Pima

The sky isn't the only thing that changes with the seasons at Red Ridge.

Red Ridge is a year-round destination, but each season has its own character and highlights.

Spring Wildflowers

Peak bloom: March - April

Check local park websites for bloom reports

Fall Foliage

Peak color: October 25 – November 15

Best trees for color: Maple, Oak, Aspen

Higher elevations peak 1-2 weeks earlier

Bird Migration

Spring peak: March - April

Fall peak: October - November

Best spots: Wetlands, coastlines, mountain ridges

Indigenous Land at Red Ridge Trailhead, Pima

This area sits on land with a deep human history that predates modern recreation.

The 5 Indigenous groups connected to this land include O’odham Jeweḍ, Sobaipuri, Tohono O’odham.

Languages

Indigenous languages connected to this territory include San Carlos, Pima.

Data from Native Land Digital

Red Ridge Trailhead, Pima Geology & Natural History

Beyond the trails and wildlife, Red Ridge sits within a landscape shaped by millions of years of geological processes. Here's what researchers and surveys have documented about this area.

Bedrock Geology

Rock Type
Early Tertiary to Late Cretaceous muscovite-bearing granitic rocks
Formation
Wilderness Granite; Pan Tak Granite
Lithology
Major:{granite}, Minor:{pegmatite}
Age
Thanetian

Fossils

Fossil Occurrences
65
Unique Species
63
Oldest
129,000 years ago

Mineral Deposits

Deposit Sites
148
Richness
Exceptional
Minerals Found
Copper, Tungsten, Gold, Sand and Gravel, Construction, Silver, Lead, Geothermal

Endangered Species

Species at Risk
1478
ESA Endangered
29
ESA Threatened
16
Conservation Score
100/100

Temperature Records

Record High
118°F (1990-06-27)
Record Low
-7°F (1985-02-02)

Wildfire History

This area has a relatively low wildfire risk, but always follow posted fire regulations.

Recorded Fires
125
Largest Fire
BIGHORN (119,634.5 acres)
Most Recent
2024
Fire Risk
Extreme

Watershed

Watershed
Sabino Creek
Water Quality (Good)
16.155%
Impaired
0%

Meteorite Landings

Meteorites Found
1
Largest
Udall Park (0.2 kg)

Filming Locations

Productions Filmed
3
Notable Films
The Dentist, Tin Cup, Alice Doesn't Live Here Anymore

Reported Phenomena

UFO Sightings
243 (NUFORC)
Haunted Places
22 (Shadowlands)
Eeriness Score
60/100

Red Ridge Trailhead, Pima Safety & Conditions

Before heading out, check these real-time safety resources for current conditions.

Check these official resources for current conditions at Red Ridge before you go.

Flood zone: Not in a flood zone
Nearest weather station: MOUNT LEMMON FIRE DEPARTMENT, AZ US (0.9 mi)

Coordinates: 32.448056, -110.77

Packing List Star Guide ↑ Top
Red Ridge
Arizona · Trailheads · 32.4481°N, -110.77°W

Emergency Information

In case of emergency: Call 911

Nearest town: Mount Lemmon, AZ

Venomous snakes present — Watch where you step ()