Weather in Appleton in September

General weather information about Appleton

Average annual temperature is 11.7 °C

Absolute maximum temperature: 31.7 °C

Absolute minimum temperature: -11.0 °C

Number of sunny days: 161 days

Number of rainy days: 191 days

Number of snow days: 13 days

Look at detailed online map of Appleton

* Weather data for Appleton United States is based on climate observations for 2026 year

Appleton air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)16.120.021.125.228.031.331.731.231.227.019.314.9
Average daytime temperature (°C)6.010.210.016.821.024.927.726.424.017.510.67.9
Average temperature (°C)2.13.44.010.815.219.422.721.218.613.05.44.1
Average night temperature (°C)-0.8-1.0-0.35.410.014.218.316.514.29.31.71.4
Absolute minimum temperature (°C)-9.7-11.0-8.3-1.32.09.113.810.78.3-2.2-7.8-4.4

Appleton monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.014.014.013.011.010.09.0
Daylight mean duration (h)9.710.712.013.314.415.014.713.712.511.110.09.4
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.36.97.09.010.110.611.810.79.46.97.04.5
Precipitation (mm)134471511338212512611834794253
Sunny days7181214181221516152111
Rainy days18101416131829161416819
Snow days605000000011

Best time to visit Appleton:

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

  • June — 10.6(h)
  • July — 11.8(h)
  • August — 10.7(h)

The largest precipitation sum in Appleton is at

  • January — 134(mm)
  • March — 151(mm)
  • April — 133(mm)
  • June — 125(mm)
  • July — 126(mm)
  • August — 118(mm)