Sun Valley Weather in October
October in Sun Valley typically sees daytime highs of 13°C (55°F) and nighttime lows of -1°C (30°F). Expect some snow/rainfall during the month.
Rainfall in Sun Valley in October
Historically, October sees about 10 days of snow/rain, with a monthly average of 43 mm (1.7 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Sun Valley in October
In October, Sun Valley gets moderate temperatures, with highs of 13°C (55°F). Nights cool to around -1°C (30°F). Conditions are often most pleasant around the middle of the day. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sun Valley's climate page.
Sun Valley Temperature in October
Min Temperature
-1°C (30°F)
Max Temperature
13°C (55°F)
Chance of Rain
33%
Precipitation
43 mm (1.7 in)
Rainy days
10 days
Best Places in the United States of America in October
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Sun Valley in October
Pack for changing conditions in Sun Valley in October. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Sun Valley in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sun Valley's climate page.
See the full Sun Valley climate overview or explore weather in the United States of America.
