Best year time to visit Duluth

General weather information about Duluth

Average annual temperature is 6.9 °C

Absolute maximum temperature: 35.9 °C

Absolute minimum temperature: -28.1 °C

Number of sunny days: 176

Number of rainy days: 137

Number of snow days: 52

Average annual precipitation: 848 mm

Look at detailed online map of Duluth

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

Duluth air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 3 6.4 5.6 20.7 28.4 30.4 29.7 30.9 35.9 28.6 17.2 9.9
Average daytime temperature (°C) -3.7 -2.6 0.8 7.8 18.1 22.7 25.1 24.9 21.5 12.6 5.1 3.1
Average temperature (°C) -6.7 -7.5 -3.1 2.6 11.7 17 20.1 19.9 17.4 9.4 1.2 0.1
Average night temperature (°C) -9.1 -11.5 -6.5 -0.7 6.9 12.8 16 16.2 14.7 7 -1.7 -2.2
Absolute minimum temperature (°C) -25 -28.1 -13.2 -8.9 0.9 8.6 12.4 11.3 7.5 -4.5 -13.3 -11

Duluth monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.6 11 12.8 14.4 15.6 15.9 15.8 14.9 13.4 11.7 10.1 8.8
Daylight mean duration (h) 9 10.3 11.9 13.6 15 15.8 15.4 14.2 12.6 10.9 9.4 8.6
Daylight minimum duration (h) 8.6 9.6 11.1 12.8 14.4 15.6 14.9 13.4 11.8 10.1 8.9 8.5
Sunshine mean duration (h) 4.7 7.5 8 7.8 11.4 12.2 12.2 10.8 7.7 6.7 5.4 5.5
Precipitation (mm) 44 53 69 101 56 79 90 56 136 55 18 91
Sunny days 16 15 13 12 21 17 9 21 9 8 19 16
Rainy days 3 5 2 14 10 13 22 10 21 20 7 10
Snow days 12 8 16 4 3 4 5

Duluth - weather forecast by months

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

Best time to visit Duluth:

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

  • May — 11.4(h)
  • June — 12.2(h)
  • July — 12.2(h)
  • August — 10.8(h)

Months with the longest average daylight duration in Duluth:

  • June — 15.8(h)
  • July — 15.4(h)

The largest precipitation sum in Duluth is at

  • April — 101(mm)
  • July — 90(mm)
  • September — 136(mm)
  • December — 91(mm)

Weather forecast in the closest to Duluth admin centers