When to visit
Sun Valley?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Sun Valley
State of Idaho · United States of America

The best weather in Sun Valley is from June, July, August.consistent weather climate

Climate score
June
89

Excellent climate

🌥Mild

Temperature
6–21°C
Very cold nights
Feels like
3–20°C
Dry
Precipitation
33mm
Light rain · 6 days
Sunshine
13.8h
Partly cloudy
Humidity (%)
54%
Dry
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-20°-10°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDec
Monthly Overview
Score141413224789969589391713
ClimatePolarPolarPolarColdColdMildPleasantPleasantMildColdPolarPolar
Temperature-11–-1°C-10–0°C-8–3°C-4–8°C0–14°C6–21°C10–27°C10–26°C5–21°C-1–12°C-8–4°C-12–-1°C
Feels like-15–-4°C-15–-4°C-12–0°C-8–5°C-3–12°C3–20°C8–26°C7–24°C2–18°C-4–9°C-12–0°C-16–-5°C
Precipitation56mm
11 days
65mm
13 days
63mm
12 days
38mm
10 days
62mm
13 days
33mm
6 days
15mm
3 days
22mm
3 days
31mm
5 days
43mm
7 days
47mm
9 days
63mm
12 days
Sunshine6.6h
☀︎ 71%
7.8h
☀︎ 74%
9.5h
☀︎ 80%
11.1h
☀︎ 83%
12.2h
☀︎ 83%
13.8h
☀︎ 90%
14.1h
☀︎ 94%
12.7h
☀︎ 91%
11.2h
☀︎ 89%
9.3h
☀︎ 85%
7.5h
☀︎ 77%
6.0h
☀︎ 67%
WindNW · 9 km/hW · 11 km/hW · 11 km/hW · 12 km/hW · 12 km/hW · 14 km/hW · 14 km/hW · 14 km/hW · 13 km/hW · 12 km/hW · 10 km/hW · 10 km/h
Humidity (%)76%75%74%70%68%54%42%44%52%64%70%76%
Day length9.4h10.5h12.0h13.5h14.7h15.4h15.0h13.9h12.5h11.0h9.7h9.0h

Frequently asked questions

What is the best time to visit Sun Valley?

The best time to visit Sun Valley is July, June, September, August, with temperatures between 5 °C and 27 °C. The best month is July. July is low season.

What is the weather like in Sun Valley?

Sun Valley has a climate with an overall score of 4.6/10. Annual temperatures range from -12 °C to 27 °C.

What is the hottest month in Sun Valley?

The hottest month in Sun Valley is July, with average highs of 27 °C and lows of 10 °C.

What is the rainiest month in Sun Valley?

The rainiest month in Sun Valley is February, with an average of 65 mm of precipitation.