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Sun Valley & Ketchum Mountain Bike Trail Conditions

Sun Valley and Ketchum sit on one of the largest trail networks in the country, an IMBA Gold-Level ride center. Adam's Gulch, Greenhorn, and the Fox Creek loops flow through sage and aspen, while Bald Mountain offers lift-served descents. At elevation it is a summer and early-fall season, with fast, grippy dirt once the snow clears.

75 featured mountain bike trails elevation 5,758–10,246 ft

Is it muddy in Sun Valley & Ketchum right now?

Right now about 4 of 75 featured Sun Valley & Ketchum trails are riding well. Conditions change daily with rain and snowmelt, so the list below shows the live read for each trail, and the chart shows which day ahead is your best bet.

🚲 Riding gravel? See gravel & dirt road conditions near Sun Valley & Ketchum →

Sun Valley & Ketchum conditions at a glancesnapshot · Jun 30

Live conditions map
© OpenStreetMap
Open the live map
Riding right now
4 of 75 trails riding well
Tacky / good 4Soft — ride gently 40Muddy — stay off 30Significant snow 1
Air quality
AQI 0 · Good
EPA AirNow (observed) + CAMS forecast. Informational.
Next 10 days
Trails riding well each day · blue dot = rain
4Today0Tue6Wed13Thu32Fri56Sat65Sun72Mon74Tue74Wed
Most trails are wet right now. They bounce back Saturday, with about 56 of 75 riding well.
Temperature this week
Lower trails5,909–7,749 ft
33°typical 43°–69°F89°
High country8,255–9,938 ft
26°typical 35°–61°F76°
20°40°60°80°100°
Trail soil & drainage
Decomposed granite 11%Mixed 32%Loam 57%
Mostly decomposed granite, which drains fast and firms up quickly after rain.
See the live map & forecastEvery featured trail · best bets today · 10-day outlook

Best time of year to ride Sun Valley & Ketchum

Typical riding conditions by month, blending heat and trail conditions from 10 years of local climate data — so you can plan a trip for the right window.

The best time to ride Sun Valley & Ketchum is April through October, when daytime highs sit in the 46–81°F range and the dirt is typically dry. The high country is usually snowbound January through March and November through December. Planning a trip? Those are your safest bets — and for this week, the live forecast below shows exactly which days are riding well (right now 4 of 75 featured trails are good to go).

January: Snowbound, typical high 31°F (ride score 26/100)J31°February: Snowbound, typical high 33°F (ride score 26/100)F33°March: Snowbound, typical high 39°F (ride score 26/100)M39°April: Prime, typical high 46°F (ride score 87/100)A46°May: Prime, typical high 58°F (ride score 95/100)M58°June: Prime, typical high 70°F (ride score 100/100)J70°July: Prime, typical high 81°F (ride score 100/100)J81°August: Prime, typical high 79°F (ride score 100/100)A79°September: Prime, typical high 69°F (ride score 100/100)S69°October: Prime, typical high 54°F (ride score 100/100)O54°November: Snowbound, typical high 40°F (ride score 26/100)N40°December: Snowbound, typical high 30°F (ride score 26/100)D30°
PrimeSnowbound

Bar height = our ride-friendliness score for a typical year; colour = the main limiting factor; the number under each month is the average daytime high. Based on 2014–2023 climate normals (ERA5); this year's live conditions are below.

Best Sun Valley & Ketchum mountain bike trails to ride right now

Every featured singletrack trail, sorted by today's real conditions, best first. Refreshed every morning. Riding gravel instead? See gravel and dirt road conditions near Sun Valley & Ketchum.

Snowpack & melt-out near Sun Valley & Ketchum

These high Sun Valley & Ketchum trails are still holding snow while the lower trails ride dry. Updated daily through the spring melt.

Sun Valley & Ketchum mountain biking FAQ

What are the best mountain bike trails to ride near Sun Valley & Ketchum right now?

Today the trails riding best near Sun Valley & Ketchum are Cowhorn Trail, Coyote Ridge Trail #153 and Cow Creek #180. The full list below is sorted by today's real conditions, best first, and refreshes every morning, so the top of the list is always your best bet right now. See live conditions →

When will the mountain bike trails in Sun Valley & Ketchum dry out?

It depends on recent rain and each trail's soil. The 10-day outlook on this page shows how many Sun Valley & Ketchum trails are expected to be riding well each day, with rain markers, so you can pick the right day instead of guessing. See the 10-day outlook →

Is it too muddy to ride in Sun Valley & Ketchum after rain?

Right now 70 of 75 featured Sun Valley & Ketchum trails are reading soft or too muddy to ride. Sun Valley & Ketchum is mostly loam soil, which drains at a moderate pace, so after a storm some trails firm up within a day while others stay greasy. Riding wet, soft dirt damages trails and leaves ruts, so check the live mud reading on each trail before you head out. Check the live mud reading →

How many mountain bike trails are in Sun Valley & Ketchum?

Sun Valley & Ketchum has 75 featured mountain bike trails tracked here for conditions, with more searchable on the live map.

How high are the Sun Valley & Ketchum trails?

Sun Valley & Ketchum trails run from about 5,758–10,246 ft. Higher trails hold snow later into spring and dry out later than the lower ones, so conditions can vary a lot across the same area on the same day.

When do the high trails near Sun Valley & Ketchum melt out?

1 high Sun Valley & Ketchum trail is still holding snow right now, as low as 25% snow-free, while the lower trails ride dry. This page tracks snow coverage and the estimated melt-out for each high trail daily, so you can time the season instead of guessing. See the melt-out outlook →

When is the best time to ride mountain bikes in Sun Valley & Ketchum?

The best time to ride Sun Valley & Ketchum is April through October, when daytime highs are in the 46–81°F range and the trails are typically dry. The high country is usually snowbound January through March and November through December. This is based on 10 years of local climate data; check the live conditions on this page for how the trails are actually riding today.

What months can you mountain bike in Sun Valley & Ketchum?

The main riding season in Sun Valley & Ketchum is roughly April through October; the high trails are usually snowbound January through March and November through December and melt out through spring. This page tracks snow coverage and melt-out daily so you can time the high country.

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