Weather in Sun Valley, Idaho, United States

7-Day Detailed Weather Forecast for Sun Valley

This Afternoon

Temperature: 42°F

Wind Speed: 8 mph

Wind Direction: SE

Forecast: Rain. Cloudy, with a high near 42. Southeast wind around 8 mph. Chance of precipitation is 100%.

Tonight

Temperature: 31°F

Wind Speed: 8 mph

Wind Direction: SSE

Forecast: Rain before 3am, then rain likely and patchy fog between 3am and 4am, then patchy fog and rain and snow likely between 4am and 5am, then patchy fog and rain and snow likely. Cloudy. Low around 31, with temperatures rising to around 42 overnight. South southeast wind around 8 mph. Chance of precipitation is 100%.

Christmas Day

Temperature: 41°F

Wind Speed: 7 mph

Wind Direction: SSE

Forecast: Patchy fog and rain and snow likely before 7am, then areas of fog and a chance of rain and snow between 7am and 11am, then patchy fog and rain and snow likely between 11am and 3pm, then rain and snow between 3pm and 5pm, then patchy fog and rain and snow. Cloudy. High near 41, with temperatures falling to around 32 in the afternoon. South southeast wind around 7 mph. Chance of precipitation is 100%. New snow accumulation of less than half an inch possible.

Thursday Night

Temperature: 27°F

Wind Speed: 6 to 9 mph

Wind Direction: S

Forecast: Patchy fog and rain and snow. Cloudy, with a low around 27. South wind 6 to 9 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Friday

Temperature: 39°F

Wind Speed: 9 to 13 mph

Wind Direction: SSW

Forecast: Snow. Cloudy, with a high near 39. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Friday Night

Temperature: 16°F

Wind Speed: 10 mph

Wind Direction: WSW

Forecast: Snow. Cloudy, with a low around 16. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday

Temperature: 30°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: A chance of snow before 5pm. Partly sunny, with a high near 30. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

Saturday Night

Temperature: 4°F

Wind Speed: 6 mph

Wind Direction: NNW

Forecast: Mostly clear, with a low around 4.

Sunday

Temperature: 34°F

Wind Speed: 2 to 6 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 34.

Sunday Night

Temperature: 13°F

Wind Speed: 3 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 13.

Monday

Temperature: 40°F

Wind Speed: 3 mph

Wind Direction: NNW

Forecast: Sunny, with a high near 40.

Monday Night

Temperature: 19°F

Wind Speed: 3 mph

Wind Direction: N

Forecast: Partly cloudy, with a low around 19.

Tuesday

Temperature: 45°F

Wind Speed: 3 mph

Wind Direction: N

Forecast: Mostly sunny, with a high near 45.

Tuesday Night

Temperature: 22°F

Wind Speed: 5 mph

Wind Direction: NNW

Forecast: Mostly clear, with a low around 22.