Best year time to visit Boise City

General weather information about Boise City

Average annual temperature is 14.1 °C

Absolute maximum temperature: 37.8 °C

Absolute minimum temperature: -16.6 °C

Number of sunny days: 236

Number of rainy days: 116

Number of snow days: 13

Average annual precipitation: 377 mm

Look at detailed online map of Boise City

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

Boise City air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 21.5 21.4 24.8 31 32.5 37.8 37.5 36.5 35.7 28.7 28.8 22.1
Average daytime temperature (°C) 9.4 12.5 15.8 22.3 25.1 27.6 33.3 32.4 29.5 21.6 15.9 11.3
Average temperature (°C) 2.7 3.8 7.4 13.3 18.1 21 25.8 25.7 22.6 14.4 8.9 4.5
Average night temperature (°C) -2.1 -2.5 1.2 6.3 12.2 15 19.3 19.3 16.6 8.5 3.4 -0.1
Absolute minimum temperature (°C) -16.6 -13.9 -6.1 -3.5 7.2 10.5 16 15.5 11.8 -6.1 -5.2 -5.4

Boise City monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.4 11.3 12.6 13.7 14.5 14.7 14.6 14 13 11.8 10.7 9.8
Daylight mean duration (h) 10 10.9 12 13.1 14.1 14.6 14.4 13.5 12.4 11.3 10.2 9.7
Daylight minimum duration (h) 9.7 10.4 11.4 12.6 13.7 14.5 14.1 13 11.9 10.7 9.9 9.7
Sunshine mean duration (h) 7.6 8.7 9.8 10.9 10.4 12 12.5 11.7 10.3 9.8 8.5 8
Precipitation (mm) 10 18 15 44 68 77 55 10 29 12 5 34
Sunny days 21 20 22 23 11 10 13 23 22 24 25 22
Rainy days 7 3 7 7 20 20 18 8 8 7 4 7
Snow days 3 5 2 1 2

Boise City - weather forecast by months

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

Best time to visit Boise City:

The largest precipitation sum in Boise City is at

  • April — 44(mm)
  • May — 68(mm)
  • June — 77(mm)
  • July — 55(mm)

Weather forecast in the closest to Boise City admin centers