Photo: daveynin / CC BY 2.0

Part of Organ Pipe Cactus National Monument

Trails 538 ft 0.98 mi moderate Unknown Bortle 3 Solitude: 90/100 (remote)

SB Loop #2 spans 0.98 miles across Arizona's moderately secluded terrain with 30 bird species. This brief trail is best explored in spring, fall, or winter.

What to Pack for Sb Loop #2, Organ Pipe Cactus NM

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 Sb Loop #2 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.

Seasonal Gear

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

Activities & Best Time to Visit Sb Loop #2, Organ Pipe Cactus NM

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

Sb Loop #2 draws visitors for hiking, but the 6 available activities mean there's more here than most expect.

Photographers rate this area 50/100, with Good dark sky (Bortle 3) and 2 excellent meteor showers being a major draw.

Activities

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.
running — Hit scenic trails or park loops for a workout surrounded by fresh air and open space.
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: May, Jun, Jul, Aug, Sep

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

Wildlife Safety at Sb Loop #2, Organ Pipe Cactus NM

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

Awareness is the best safety tool at Sb Loop #2. 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 (113mi from city)

UV risk: extreme (Southern latitude (32N), Desert (exposed))

Photo score: 50/100

Good dark sky (Bortle 3)
2 excellent meteor showers
Fall foliage
Spring wildflowers

Venomous Snakes

Venomous snakes here include Western Diamondback, Mojave, Sidewinder, Arizona Coral Snake. They're most active during warm months.

Western Diamondback

A heavy-bodied rattlesnake with bold diamond-shaped blotches along the back and a black-and-white banded tail ending in a rattle.

Seek emergency medical care immediately and keep the bitten limb immobilized at heart level.

Mojave

A large rattlesnake with diamond-like dorsal blotches and a banded tail similar to the Western Diamondback.

Call emergency services immediately and limit movement to slow venom spread.

Sidewinder

A small pale rattlesnake with horn-like scales above each eye and a sidewinding mode of travel.

Seek immediate medical attention and immobilize the affected limb.

Arizona Coral Snake

A small slender snake with red, yellow, and black rings around the body.

Seek emergency medical care immediately.

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 Sb Loop #2, Organ Pipe Cactus NM

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

30 bird species have been documented near Sb Loop #2, alongside 2 mammals and a rich variety of native plants.

Shrubs (3)

Creosote Bush — An evergreen desert shrub with small resinous leaves divided into paired leaflets.
Brittlebush — A rounded desert shrub with silvery fuzzy leaves and bright yellow daisy-like flowers.
Engelmann's Hedgehog Cactus — Engelmann's hedgehog cactus is a low, clumping barrel cactus with cylindrical stems covered in dense radial spines. Flowers are large and showy, typically magenta to pink, blooming in late spring.

Other Plants (5)

saguaro
organ pipe cactus
Chain-fruit Cholla
ocotillo
Graham's nipple cactus

Mammals (2)

Desert Cottontail — Gray-brown rabbit with large ears and white underside to tail.
Harris' Antelope Squirrel — A small desert squirrel with white side stripe and bushy tail.

Birds (30)

Rock Pigeon — Blue-gray with two black wing bars
European Starling — Glossy black with iridescent green and purple sheen
Dark-eyed Junco — Slate-gray form with white belly
Gambel's Quail — Gray body with chestnut flanks
White-crowned Sparrow — Bold black and white crown stripes

Reptiles (6)

Common Side-blotched Lizard — A small slender lizard with mottled brown or gray coloration.
Zebra-tailed Lizard — A slender lizard with long tail marked by bold black-and-white bands.
Ornate Tree Lizard — A small spiny lizard with gray to brown coloration and subtle patterning.
Western Diamond-backed Rattlesnake — A heavy-bodied rattlesnake with bold diamond-shaped dorsal blotches.
Western Whiptail — A slender, fast-moving lizard with a very long tail and distinct pale stripes over a dark body.

Amphibians (2)

Red-spotted Toad
Sonoran Desert Toad

Insects (11)

Western Honey Bee
Chicatana Leafcutter Ant
Empress Leilia
Novomessor cockerelli
Large Creosote Gall Midge

Other Wildlife (2)

Sonoyta Pupfish
Stripe-tailed Scorpion

Nature Bingo at Sb Loop #2, Organ Pipe Cactus NM

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

Wildlife Challenge

Cactus Wren (bird)
Desert Cottontail (mammal)
Common Side-blotched Lizard (reptile)
Red-spotted Toad (amphibian)
saguaro (plant)

Botany Challenge

Achnatherum Pinetorum
Aquilegia Coerulea Var. Pinetorum
Arabis Holboellii Var. Pinetorum
Asclepias Engelmanniana
Echinocereus Engelmannii
Almutaster

Sb Loop #2, Organ Pipe Cactus NM Climate & Sun

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

The weather at Sb Loop #2 follows a Arid pattern — here's the monthly breakdown.

Climate type: Arid

Annual avg temp: 71.4°F

Annual precipitation: 9.2 in

With an average annual temperature of 71.4°F and 9.2 inches of precipitation, Sb Loop #2 has hot, arid conditions. Summer highs average around 90°F, while winter lows drop to 55°F.

Best months to visit: Jan, Feb, Mar, Apr, Oct, Nov, Dec.

Winter 55°

0.9"

Spring 69°

0.2"

Summer 90°

1.3"

Fall 74°

0.5"

Month	Avg Temp	Precip
Jan	55°F	0.9 in
Feb	57°F	1.0 in
Mar	63°F	0.8 in
Apr	69°F	0.2 in
May	76°F	0.1 in
Jun	85°F	0.1 in
Jul	90°F	1.3 in
Aug	89°F	1.8 in
Sep	84°F	0.8 in
Oct	74°F	0.5 in
Nov	63°F	0.5 in
Dec	54°F	1.2 in

Daylight & Sun Times

Daylight ranges from 10.1 hours in winter to 14.2 hours in summer — a difference of 4.1 hours.

Summer: 4:24 AM – 6:38 PM

Winter: 6:24 AM – 4:28 PM

Winter Solstice: Sunrise 6:24 AM, Sunset 4:28 PM Golden hour from 3:51 PM

Summer Solstice: Sunrise 4:24 AM, Sunset 6:38 PM Golden hour from 6:02 PM

Spring Equinox: Sunrise 5:43 AM, Sunset 5:38 PM Golden hour from 5:06 PM

Fall Equinox: Sunrise 5:14 AM, Sunset 5:39 PM Golden hour from 5:06 PM

Sb Loop #2, Organ Pipe Cactus NM Trip Planning & Access

Planning your trip to Sb Loop #2 — here's the practical information you'll need.

From Phoenix, Sb Loop #2 is a drive covering 113 miles.

Nearest city: Phoenix (113 mi)

Estimated fuel cost: $28.25 (28 mpg, $3.5/gallon)

Carbon footprint: 91.3 kg CO2 (round trip by car)

Visitor Friendliness

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

Dogs: likely_allowed — No restrictions found
Families: excellent
Elderly: suitable (Some elevation (100-200ft), Unpaved surface)
Strollers: not_recommended (20/100)
Beginners: Good starting point (Moderate difficulty (+5))
Accessibility: Generally accessible to most visitors (90/100)

Places Near Sb Loop #2, Organ Pipe Cactus NM

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

Here's what else is nearby if you want to expand your itinerary beyond Sb Loop #2.

Stargazing & Night Sky at Sb Loop #2, Organ Pipe Cactus NM

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

Sb Loop #2 sits under Bortle class 3 skies — Rural sky for stargazing in Arizona.

Bortle 3 Rural sky

Constellations

From Sb Loop #2, you can trace Ursa Minor, Cepheus across the sky on clear nights.

Ursa Minor — Home to Polaris, the North Star, Ursa Minor forms a small dipper shape that circles the northern sky year-round.
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 — 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 — 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 — peaks August 11-13 (good)
A summer favorite with warm nighttime viewing; look northeast after 10 PM.
Eta Aquariids — peaks May 5-6 (good)
Best seen before dawn in the southeastern sky as Aquarius rises.
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 — The brightest planet, often called the Morning or Evening Star
Jupiter — The largest planet, bright and steady in the night sky
Saturn — Famous for its rings, visible as a golden steady light
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 Sb Loop #2, Organ Pipe Cactus NM

The sky isn't the only thing that changes with the seasons at Sb Loop #2.

Sb Loop #2 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 Sb Loop #2, Organ Pipe Cactus NM

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

The 4 Indigenous groups connected to this land include Xawiƚƚ kwñchawaay (Cocopah), O’odham Jeweḍ, Hia-Ced O’odham.

Territories

Languages

Indigenous languages connected to this territory include Tohono O’odham, Cocopah (Xawiƚƚ kwñchawaay), O’odham.

Data from Native Land Digital

Sb Loop #2, Organ Pipe Cactus NM Geology & Natural History

Beyond the trails and wildlife, Sb Loop #2 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: Middle Miocene to Oligocene volcanic rocks
Formation: Peach Springs Tuff; Apache Leap Tuff
Lithology: Major:{basalt,andesite,dacite}, Minor:{rhyolite}
Age: Cenozoic

Mineral Deposits

Deposit Sites: 36
Richness: High
Minerals Found: Gold, Silver, Copper, Zeolites, Lead, Zinc, Tungsten, Molybdenum

Endangered Species

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

Temperature Records

Record High: 120°F (2001-07-02)
Record Low: 14°F (1962-01-12)

Wildfire History

This area has a moderate wildfire risk. Be aware of fire restrictions during dry months and practice safe fire practices.

Recorded Fires: 2
Largest Fire: CUERDO DE LENA (83.8 acres)
Most Recent: 2023
Fire Risk: Moderate

Watershed

Watershed: Upper Cherioni Wash
Water Quality (Good): 0%
Impaired: 0%

Sb Loop #2, Organ Pipe Cactus NM Safety & Conditions

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

Check these official resources for current conditions at Sb Loop #2 before you go.

Flood zone: Not in a flood zone

Nearest weather station: ORGAN PIPE CACTUS NM, AZ US (3.45 mi)