Best year time to visit Challis

General weather information about Challis

Average annual temperature is 5.6 °C

Absolute maximum temperature: 36 °C

Absolute minimum temperature: -24.2 °C

Number of sunny days: 203

Number of rainy days: 104

Number of snow days: 58

Average annual precipitation: 346 mm

Look at detailed online map of Challis

* Weather data for Challis United States is based on climate observations for 2023 year

Challis air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 2.1 5.6 4.9 19 25.4 27.5 36 35 28.1 22.5 12.2 9
Average daytime temperature (°C) -5.2 -2.2 -0.5 7.2 18.2 20.3 30.6 27.6 21.7 14.5 6.1 -0.9
Average temperature (°C) -9.1 -7 -5 1.6 11.9 14.2 21.8 19.8 13.9 8 1.1 -5
Average night temperature (°C) -12.3 -10.4 -8.7 -2.5 6 8.7 13.4 12.9 7.7 2.8 -2.8 -8.3
Absolute minimum temperature (°C) -24.2 -19.8 -14.4 -8.6 -0.4 1.2 9.4 6.6 1.5 -8.2 -9.8 -19.3

Challis monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.8 11.1 12.7 14.2 15.3 15.6 15.5 14.7 13.3 11.7 10.2 9.1
Daylight mean duration (h) 9.3 10.5 11.9 13.5 14.8 15.5 15.2 14 12.5 11 9.6 8.9
Daylight minimum duration (h) 8.9 9.8 11.2 12.8 14.2 15.3 14.7 13.3 11.8 10.3 9.1 8.8
Sunshine mean duration (h) 6.3 8.1 7.9 10.9 12.7 12.4 13.4 11.8 10.7 8.7 7.1 6.2
Precipitation (mm) 20 12 47 27 49 50 4 41 33 21 14 27
Sunny days 19 16 10 17 12 8 23 16 19 19 23 21
Rainy days 1 1 2 7 19 22 8 15 11 10 6 2
Snow days 11 11 19 6 2 1 8

Challis - weather forecast by months

January February March April May June July August September October November December

Best time to visit Challis:

The best time to visit Challis during the most sunny months:

  • May — 12.7(h)
  • June — 12.4(h)
  • July — 13.4(h)

Months with the longest average daylight duration in Challis:

  • June — 15.5(h)

The largest precipitation sum in Challis is at

  • March — 47(mm)
  • May — 49(mm)
  • June — 50(mm)
  • August — 41(mm)

Weather forecast in the closest to Challis admin centers