Sun Valley weather in November
November in Sun Valley: cold, a little rain, with clean air — an excellent time to visit.
#3 of 12 months in Sun Valley · #79 of 604 destinations to visit in November · comfort 87/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Sun Valley climate normals — November
| Daytime high | 4°C / 40°F | 🧥 cold |
|---|---|---|
| Nighttime low | -6°C / 20°F | |
| Feels like (high) | 1°C / 34°F | |
| Rainfall | 44 mm / 1.7 in | 🌦 some rain |
| Rainy days | 7 days | |
| Humidity | 71% | 💧 humid |
| Dew point | -9°C / 17°F | |
| Sunshine | 7.6 h/day | |
| Daylight | 9.7 h | |
| Wind | 9 km/h / 6 mph | |
| Snowfall | 27.9 cm / 11 in | |
| Air quality (US AQI) | 38 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Sun Valley in November — FAQ
- Is November a good time to visit Sun Valley?
- November in Sun Valley: cold, a little rain, with clean air — an excellent time to visit. It ranks #3 of 12 months for Sun Valley on SeasonMap's comfort score (87/100).
- What is the weather like in Sun Valley in November?
- In November, Sun Valley averages a daily high of 4.2°C and a low of -6.4°C, with about 43.6 mm of rain over roughly 7 rainy days.
- What is the air quality in Sun Valley in November?
- Sun Valley has a mean US Air Quality Index of about 38 in November.
- Does it snow in Sun Valley in November?
- Sun Valley sees roughly 27.9 cm of snowfall in November.