When to go · Sun Valley
Sun Valley in January
Great month. Inside Sun Valley's best window: Jan–Mar (ski), Jul–Sep (hike, bike, fish).
Key facts
- Verdict
- Great
- Temperature
- 0°C (32°F)32°F (0°C) / −12°C (10°F)10°F (−12°C)
- average high / low
- Rain days
- 9
- Crowds
- Low
- United States overall
- Prices
- Low
- United States overall
Verdict
Inside Sun Valley's best window: Jan–Mar (ski), Jul–Sep (hike, bike, fish).
Is another month better than January?
No other month rates higher than January for Sun Valley in this guide.
Weather in January
- Sun ValleyHighs around 0 °C (32 °F), lows around -12 °C (10 °F), rain on about 9 daysHighs around 32 °F (0 °C), lows around 10 °F (-12 °C), rain on about 9 days
Crowds and prices
- Crowds · United States overall
- Low
- Prices · United States overall
- Low
United States overall: Cold and snowy north and in the mountains; Florida, Hawaii and the desert Southwest are the picks.
Compare two months
Weather, crowds and prices for any two months in Sun Valley, side by side.
Verdict
Jan: Great
Feb: Great
Daytime high
Jan: 0 °C (32 °F)32 °F (0 °C)
Feb: 3 °C (37 °F)37 °F (3 °C)
Night low
Jan: -12 °C (10 °F)10 °F (-12 °C)
Feb: -10 °C (14 °F)14 °F (-10 °C)
Rain days
Jan: 9
Feb: 8 (better)
Crowds
Jan: Low
Feb: Low
Prices
Jan: Low
Feb: Medium
Festivals listed
Jan: 0
Feb: 1
January: Inside Sun Valley's best window: Jan–Mar (ski), Jul–Sep (hike, bike, fish).
February: Inside Sun Valley's best window: Jan–Mar (ski), Jul–Sep (hike, bike, fish).
Sun Valley: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings