Best year time to visit Thermopolis

General weather information about Thermopolis

Average annual temperature is 8.4 °C

Absolute maximum temperature: 37.1 °C

Absolute minimum temperature: -28 °C

Number of sunny days: 222

Number of rainy days: 101

Number of snow days: 42

Average annual precipitation: 453 mm

Look at detailed online map of Thermopolis

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

Thermopolis air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 2.9 4.6 8.4 21.7 29.6 29 37.1 36.2 32.9 27.1 16.5 9.6
Average daytime temperature (°C) -2.5 -1.8 0.6 9.8 22.7 23.7 31.5 29.9 26.4 15.4 8 2.8
Average temperature (°C) -5.7 -6.1 -3.6 4.5 16.5 17.6 24 23 18.8 9 2.9 -1.7
Average night temperature (°C) -8.3 -9.4 -7.2 0.3 10.6 12.8 16.8 16.7 12.5 4.5 -1.2 -5.3
Absolute minimum temperature (°C) -28 -26.8 -13.1 -9.8 6.4 9.4 10.8 11.6 7.7 -9.3 -13.5 -14.2

Thermopolis monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.9 11.1 12.7 14.1 15.2 15.4 15.4 14.6 13.2 11.8 10.3 9.2
Daylight mean duration (h) 9.4 10.5 11.9 13.4 14.7 15.4 15.1 14 12.5 11 9.7 9
Daylight minimum duration (h) 9 9.9 11.2 12.7 14.2 15.2 14.6 13.3 11.8 10.3 9.2 8.9
Sunshine mean duration (h) 6.3 8.1 9.1 10.9 11.7 11.6 13.1 11.7 10.9 8.6 8 7.3
Precipitation (mm) 31 30 42 25 39 114 13 43 21 62 25 7
Sunny days 17 19 19 17 12 5 18 19 22 22 24 28
Rainy days 1 2 2 5 19 25 13 12 8 9 5
Snow days 13 7 10 8 1 3

Thermopolis - weather forecast by months

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

Best time to visit Thermopolis:

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

  • July — 13.1(h)

Months with the longest average daylight duration in Thermopolis:

  • June — 15.4(h)

The largest precipitation sum in Thermopolis is at

  • June — 114(mm)
  • October — 62(mm)

Weather forecast in the closest to Thermopolis admin centers