Best year time to visit Wheaton

General weather information about Wheaton

Average annual temperature is 8.2 °C

Absolute maximum temperature: 35.2 °C

Absolute minimum temperature: -28.6 °C

Number of sunny days: 207

Number of rainy days: 123

Number of snow days: 35

Average annual precipitation: 728 mm

Look at detailed online map of Wheaton

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

Wheaton air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 1.9 4.7 3.3 24.8 34.5 34.8 35.2 34.7 35.1 31.3 16 10.5
Average daytime temperature (°C) -5.1 -2.5 -1.5 8.8 24.5 30 27.5 27.9 24.7 14.6 7.5 3.9
Average temperature (°C) -8.6 -8.3 -6 3.2 17.7 24.1 21.9 22.3 19.4 10 2.3 -0.1
Average night temperature (°C) -11.5 -13 -9.7 -1.3 11.5 18.2 16.6 17.6 14.8 6.2 -1.7 -3
Absolute minimum temperature (°C) -25 -28.6 -19.4 -10.6 1.6 12.2 11 13.7 8.4 -5.7 -11.4 -9.3

Wheaton monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.7 11.1 12.7 14.3 15.5 15.7 15.7 14.8 13.3 11.7 10.1 9
Daylight mean duration (h) 9.1 10.4 11.9 13.6 14.9 15.7 15.3 14.1 12.6 10.9 9.5 8.7
Daylight minimum duration (h) 8.7 9.7 11.1 12.8 14.3 15.5 14.8 13.4 11.8 10.2 9 8.7
Sunshine mean duration (h) 4.3 7.5 7.7 9.2 12.2 13.4 13 11.6 10.3 8.5 6.7 5.4
Precipitation (mm) 16 27 53 70 47 97 43 117 85 83 7 84
Sunny days 20 18 15 12 18 14 14 18 17 16 24 21
Rainy days 4 5 3 14 13 16 17 13 13 13 5 7
Snow days 7 5 13 4 2 1 3

Wheaton - weather forecast by months

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

Best time to visit Wheaton:

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

  • May — 12.2(h)
  • June — 13.4(h)
  • July — 13(h)

Months with the longest average daylight duration in Wheaton:

  • June — 15.7(h)
  • July — 15.3(h)

The largest precipitation sum in Wheaton is at

  • June — 97(mm)
  • August — 117(mm)
  • September — 85(mm)
  • October — 83(mm)
  • December — 84(mm)

Weather forecast in the closest to Wheaton admin centers