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←Sun ValleyUnited States · North America · Year-round overview
MountainHiking

Sun Valley

United States · North America

Sun Valley is usually most comfortable in June and September. Typical daytime highs range from 31–82°F across the year. Most months see little rain.

Best time to go
Travel scene in Sun Valley
12 mo · Typical year
Temperature range
15–82°F
Rain
8 days/mo
Sunshine
10.7 h/day
Air feel
Generally dry
When to visit

Month-by-month fit

Excellent matchVery goodGood with trade-offsSome trade-offsLimited fit

Temperature

Cold by day, freezing at night.

40°Ftypical November high
10°20°30°40°50°60°70°80°90°HighLow83°F30°F54°F15°FJFMAMJJASONDCurrent month · 40°FCurrent month · Low 22°F
Typical range

Precipitation

Several rainy days. About 8 wet days this month.

27%wet-day frequency
012345678Amount (in)0%25%50%75%100%45%12%JFMAMJJASONDCurrent month · 27% · Several rainy days27%
AmountWet-day chance

Sunshine

A mix of sunshine and cloud.

7.9 hNovember sunshine
0 h4 h8 h12 h16 h14.4 hJFMAMJJASONDCurrent month · 7.9 h7.9 h

Heat & humidity by month

Humidity is rarely noticeable in the cool air.

Very dryNovember Heat feel
0%25%50%75%100%100% Easy air66% Easy airJFMAMJJASOND
Easy airWarm airHot air

Hourly temperature pattern

In November, afternoons feel about 31° and nights feel near 17°.

How warmth changes through the dayJanuary 12 AM - 14° (Frigid) - NighttimeJanuary 1 AM - 14° (Frigid) - NighttimeJanuary 2 AM - 12° (Frigid) - NighttimeJanuary 3 AM - 12° (Frigid) - NighttimeJanuary 4 AM - 12° (Frigid) - NighttimeJanuary 5 AM - 12° (Frigid) - NighttimeJanuary 6 AM - 12° (Frigid) - NighttimeJanuary 7 AM - 12° (Frigid) - NighttimeJanuary 8 AM - 13° (Frigid) - NighttimeJanuary 9 AM - 13° (Frigid)January 10 AM - 15° (Frigid)January 11 AM - 19° (Freezing)January 12 PM - 21° (Freezing)January 1 PM - 21° (Freezing)January 2 PM - 23° (Freezing)January 3 PM - 23° (Freezing)January 4 PM - 22° (Freezing)January 5 PM - 21° (Freezing)January 6 PM - 19° (Freezing)January 7 PM - 18° (Freezing) - NighttimeJanuary 8 PM - 16° (Frigid) - NighttimeJanuary 9 PM - 15° (Frigid) - NighttimeJanuary 10 PM - 15° (Frigid) - NighttimeJanuary 11 PM - 15° (Frigid) - NighttimeFebruary 12 AM - 16° (Freezing) - NighttimeFebruary 1 AM - 16° (Frigid) - NighttimeFebruary 2 AM - 13° (Frigid) - NighttimeFebruary 3 AM - 13° (Frigid) - NighttimeFebruary 4 AM - 13° (Frigid) - NighttimeFebruary 5 AM - 13° (Frigid) - NighttimeFebruary 6 AM - 13° (Frigid) - NighttimeFebruary 7 AM - 13° (Frigid) - NighttimeFebruary 8 AM - 14° (Frigid)February 9 AM - 16° (Freezing)February 10 AM - 19° (Freezing)February 11 AM - 21° (Freezing)February 12 PM - 22° (Freezing)February 1 PM - 23° (Freezing)February 2 PM - 24° (Freezing)February 3 PM - 25° (Freezing)February 4 PM - 24° (Freezing)February 5 PM - 23° (Freezing)February 6 PM - 22° (Freezing)February 7 PM - 21° (Freezing)February 8 PM - 17° (Freezing) - NighttimeFebruary 9 PM - 17° (Freezing) - NighttimeFebruary 10 PM - 16° (Freezing) - NighttimeFebruary 11 PM - 16° (Freezing) - NighttimeMarch 12 AM - 23° (Freezing) - NighttimeMarch 1 AM - 23° (Freezing) - NighttimeMarch 2 AM - 22° (Freezing) - NighttimeMarch 3 AM - 20° (Freezing) - NighttimeMarch 4 AM - 20° (Freezing) - NighttimeMarch 5 AM - 20° (Freezing) - NighttimeMarch 6 AM - 20° (Freezing) - NighttimeMarch 7 AM - 20° (Freezing) - NighttimeMarch 8 AM - 19° (Freezing)March 9 AM - 22° (Freezing)March 10 AM - 26° (Freezing)March 11 AM - 28° (Freezing)March 12 PM - 29° (Freezing)March 1 PM - 29° (Freezing)March 2 PM - 29° (Freezing)March 3 PM - 31° (Freezing)March 4 PM - 32° (Freezing)March 5 PM - 31° (Freezing)March 6 PM - 30° (Freezing)March 7 PM - 29° (Freezing)March 8 PM - 28° (Freezing)March 9 PM - 24° (Freezing) - NighttimeMarch 10 PM - 24° (Freezing) - NighttimeMarch 11 PM - 23° (Freezing) - NighttimeApril 12 AM - 28° (Freezing) - NighttimeApril 1 AM - 28° (Freezing) - NighttimeApril 2 AM - 27° (Freezing) - NighttimeApril 3 AM - 25° (Freezing) - NighttimeApril 4 AM - 24° (Freezing) - NighttimeApril 5 AM - 25° (Freezing) - NighttimeApril 6 AM - 24° (Freezing) - NighttimeApril 7 AM - 25° (Freezing)April 8 AM - 25° (Freezing)April 9 AM - 32° (Very cold)April 10 AM - 34° (Very cold)April 11 AM - 35° (Very cold)April 12 PM - 35° (Very cold)April 1 PM - 35° (Very cold)April 2 PM - 36° (Very cold)April 3 PM - 37° (Very cold)April 4 PM - 38° (Very cold)April 5 PM - 38° (Very cold)April 6 PM - 37° (Very cold)April 7 PM - 36° (Very cold)April 8 PM - 35° (Very cold)April 9 PM - 29° (Freezing)April 10 PM - 29° (Freezing) - NighttimeApril 11 PM - 28° (Freezing) - NighttimeMay 12 AM - 35° (Very cold) - NighttimeMay 1 AM - 35° (Very cold) - NighttimeMay 2 AM - 35° (Very cold) - NighttimeMay 3 AM - 32° (Very cold) - NighttimeMay 4 AM - 31° (Freezing) - NighttimeMay 5 AM - 31° (Freezing) - NighttimeMay 6 AM - 31° (Freezing) - NighttimeMay 7 AM - 32° (Freezing)May 8 AM - 35° (Very cold)May 9 AM - 43° (Very cold)May 10 AM - 45° (Cold)May 11 AM - 45° (Cold)May 12 PM - 46° (Cold)May 1 PM - 46° (Cold)May 2 PM - 46° (Cold)May 3 PM - 48° (Cold)May 4 PM - 49° (Cold)May 5 PM - 48° (Cold)May 6 PM - 47° (Cold)May 7 PM - 47° (Cold)May 8 PM - 46° (Cold)May 9 PM - 39° (Very cold)May 10 PM - 37° (Very cold) - NighttimeMay 11 PM - 36° (Very cold) - NighttimeJune 12 AM - 48° (Cold) - NighttimeJune 1 AM - 47° (Cold) - NighttimeJune 2 AM - 46° (Cold) - NighttimeJune 3 AM - 44° (Very cold) - NighttimeJune 4 AM - 41° (Very cold) - NighttimeJune 5 AM - 41° (Very cold) - NighttimeJune 6 AM - 41° (Very cold) - NighttimeJune 7 AM - 42° (Very cold)June 8 AM - 47° (Cold)June 9 AM - 56° (Cool)June 10 AM - 57° (Cool)June 11 AM - 58° (Cool)June 12 PM - 58° (Cool)June 1 PM - 59° (Cool)June 2 PM - 59° (Cool)June 3 PM - 61° (Cool)June 4 PM - 62° (Cool)June 5 PM - 61° (Cool)June 6 PM - 61° (Cool)June 7 PM - 60° (Cool)June 8 PM - 60° (Cool)June 9 PM - 53° (Cold)June 10 PM - 50° (Cold)June 11 PM - 49° (Cold) - NighttimeJuly 12 AM - 58° (Cool) - NighttimeJuly 1 AM - 58° (Cool) - NighttimeJuly 2 AM - 57° (Cool) - NighttimeJuly 3 AM - 54° (Cold) - NighttimeJuly 4 AM - 50° (Cold) - NighttimeJuly 5 AM - 50° (Cold) - NighttimeJuly 6 AM - 50° (Cold) - NighttimeJuly 7 AM - 51° (Cold)July 8 AM - 56° (Cool)July 9 AM - 67° (Comfortable)July 10 AM - 68° (Comfortable)July 11 AM - 69° (Comfortable)July 12 PM - 69° (Comfortable)July 1 PM - 70° (Comfortable)July 2 PM - 70° (Comfortable)July 3 PM - 73° (Comfortable)July 4 PM - 74° (Comfortable)July 5 PM - 74° (Comfortable)July 6 PM - 73° (Comfortable)July 7 PM - 72° (Comfortable)July 8 PM - 72° (Comfortable)July 9 PM - 64° (Cool)July 10 PM - 61° (Cool)July 11 PM - 59° (Cool) - NighttimeAugust 12 AM - 57° (Cool) - NighttimeAugust 1 AM - 56° (Cool) - NighttimeAugust 2 AM - 55° (Cold) - NighttimeAugust 3 AM - 53° (Cold) - NighttimeAugust 4 AM - 49° (Cold) - NighttimeAugust 5 AM - 48° (Cold) - NighttimeAugust 6 AM - 48° (Cold) - NighttimeAugust 7 AM - 49° (Cold)August 8 AM - 52° (Cold)August 9 AM - 64° (Cool)August 10 AM - 66° (Comfortable)August 11 AM - 66° (Comfortable)August 12 PM - 67° (Comfortable)August 1 PM - 68° (Comfortable)August 2 PM - 68° (Comfortable)August 3 PM - 70° (Comfortable)August 4 PM - 72° (Comfortable)August 5 PM - 71° (Comfortable)August 6 PM - 71° (Comfortable)August 7 PM - 70° (Comfortable)August 8 PM - 70° (Comfortable)August 9 PM - 61° (Cool)August 10 PM - 59° (Cool) - NighttimeAugust 11 PM - 57° (Cool) - NighttimeSeptember 12 AM - 47° (Cold) - NighttimeSeptember 1 AM - 46° (Cold) - NighttimeSeptember 2 AM - 45° (Cold) - NighttimeSeptember 3 AM - 44° (Very cold) - NighttimeSeptember 4 AM - 40° (Very cold) - NighttimeSeptember 5 AM - 40° (Very cold) - NighttimeSeptember 6 AM - 40° (Very cold) - NighttimeSeptember 7 AM - 40° (Very cold) - NighttimeSeptember 8 AM - 41° (Very cold)September 9 AM - 51° (Cold)September 10 AM - 55° (Cold)September 11 AM - 56° (Cool)September 12 PM - 57° (Cool)September 1 PM - 58° (Cool)September 2 PM - 59° (Cool)September 3 PM - 61° (Cool)September 4 PM - 62° (Cool)September 5 PM - 61° (Cool)September 6 PM - 61° (Cool)September 7 PM - 60° (Cool)September 8 PM - 57° (Cool)September 9 PM - 50° (Cold)September 10 PM - 49° (Cold) - NighttimeSeptember 11 PM - 48° (Cold) - NighttimeOctober 12 AM - 33° (Very cold) - NighttimeOctober 1 AM - 33° (Very cold) - NighttimeOctober 2 AM - 32° (Very cold) - NighttimeOctober 3 AM - 31° (Freezing) - NighttimeOctober 4 AM - 29° (Freezing) - NighttimeOctober 5 AM - 29° (Freezing) - NighttimeOctober 6 AM - 29° (Freezing) - NighttimeOctober 7 AM - 29° (Freezing) - NighttimeOctober 8 AM - 29° (Freezing)October 9 AM - 35° (Very cold)October 10 AM - 39° (Very cold)October 11 AM - 41° (Very cold)October 12 PM - 43° (Very cold)October 1 PM - 43° (Very cold)October 2 PM - 44° (Very cold)October 3 PM - 46° (Cold)October 4 PM - 46° (Cold)October 5 PM - 46° (Cold)October 6 PM - 45° (Cold)October 7 PM - 43° (Very cold)October 8 PM - 41° (Very cold)October 9 PM - 36° (Very cold) - NighttimeOctober 10 PM - 35° (Very cold) - NighttimeOctober 11 PM - 34° (Very cold) - NighttimeNovember 12 AM - 20° (Freezing) - NighttimeNovember 1 AM - 20° (Freezing) - NighttimeNovember 2 AM - 18° (Freezing) - NighttimeNovember 3 AM - 17° (Freezing) - NighttimeNovember 4 AM - 17° (Freezing) - NighttimeNovember 5 AM - 17° (Freezing) - NighttimeNovember 6 AM - 17° (Freezing) - NighttimeNovember 7 AM - 17° (Freezing) - NighttimeNovember 8 AM - 19° (Freezing)November 9 AM - 22° (Freezing)November 10 AM - 26° (Freezing)November 11 AM - 28° (Freezing)November 12 PM - 29° (Freezing)November 1 PM - 30° (Freezing)November 2 PM - 32° (Freezing)November 3 PM - 31° (Freezing)November 4 PM - 30° (Freezing)November 5 PM - 29° (Freezing)November 6 PM - 28° (Freezing)November 7 PM - 26° (Freezing) - NighttimeNovember 8 PM - 22° (Freezing) - NighttimeNovember 9 PM - 21° (Freezing) - NighttimeNovember 10 PM - 21° (Freezing) - NighttimeNovember 11 PM - 21° (Freezing) - NighttimeDecember 12 AM - 13° (Frigid) - NighttimeDecember 1 AM - 12° (Frigid) - NighttimeDecember 2 AM - 11° (Frigid) - NighttimeDecember 3 AM - 10° (Frigid) - NighttimeDecember 4 AM - 11° (Frigid) - NighttimeDecember 5 AM - 11° (Frigid) - NighttimeDecember 6 AM - 10° (Frigid) - NighttimeDecember 7 AM - 10° (Frigid) - NighttimeDecember 8 AM - 11° (Frigid) - NighttimeDecember 9 AM - 12° (Frigid)December 10 AM - 15° (Frigid)December 11 AM - 18° (Freezing)December 12 PM - 20° (Freezing)December 1 PM - 21° (Freezing)December 2 PM - 22° (Freezing)December 3 PM - 22° (Freezing)December 4 PM - 21° (Freezing)December 5 PM - 20° (Freezing)December 6 PM - 19° (Freezing) - NighttimeDecember 7 PM - 18° (Freezing) - NighttimeDecember 8 PM - 15° (Frigid) - NighttimeDecember 9 PM - 14° (Frigid) - NighttimeDecember 10 PM - 14° (Frigid) - NighttimeDecember 11 PM - 13° (Frigid) - Nighttime12 AM6 AM12 PM6 PM11 PMJanFebMarAprMayJunJulAugSepOctNovDec
FrigidFreezingVery coldColdCoolComfortableNight hours

Clear sky

Partly cloudy skies this month.

42%November Clear sky
0%25%50%75%100%75% Clear skyJFMAMJJASONDCurrent month · 42% Clear sky42% Clear sky
Clear skyCloud

Wind pattern

Calm winds are typical in November.

3 mphNovember Calm
CalmBreezyWindymph05101520255 mph3 mphJFMAMJJASONDCurrent month · 3 mph3 mph
More detailIncludes daypart comfort⌄
Typical November day

November late afternoons are around 37°F, easing to about 31°F in early evening.

Avg temp Typical range
Morning31°F
Rain15%
Cloud60%
Humid airLow
Sun intensityLow
Midday38°F
Rain16%
Cloud58%
Humid airLow
Sun intensityModerate
Late afternoon37°F
Rain14%
Cloud57%
Humid airLow
Sun intensityLow
Best window
Early evening31°F
Rain13%
Cloud55%
Humid airLow
Sun intensityMinimal
Data table

View month-by-month numbers

⌄
Month High°FLow°FRaininWet days SunhHumidity%
Jan32172.097.477
Feb34181.988.675
Mar41242.21110.271
Apr47291.71111.769
May57352.21213.069
Jun71441.6914.158
Jul82520.7414.344
Aug80510.9513.044
Sep71441.3611.552
Oct55341.679.763
Nov40221.787.972
Dec31152.8106.879

Similar climates

Similar

BSimilar travel styleBanffCanadaJSimilar travel styleJackson HoleUnited StatesLSimilar travel styleLake TahoeUnited StatesMSimilar travel styleMammoth MountainUnited States

Want a side-by-side climate view? Compare Sun Valley with Banff.

Climate data notePlanning guidance, not a forecast

Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.

Sunshine: source type is not yet identified at metric level.

Local microclimates can vary by beach, neighborhood, trail, or elevation.

Last updated: Jul 31, 2026

Data & methodology