Best year time to visit Williamsport

General weather information about Williamsport

Average annual temperature is 12.6 °C

Absolute maximum temperature: 35.6 °C

Absolute minimum temperature: -12.8 °C

Number of sunny days: 183

Number of rainy days: 172

Number of snow days: 10

Average annual precipitation: 930 mm

Look at detailed online map of Williamsport

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

Williamsport air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 17.7 18.1 19.8 25.8 31 32.9 35.3 35.6 31.8 29.4 23.4 15.4
Average daytime temperature (°C) 5.7 9.1 10.1 18.2 24.1 28.6 29.1 27.7 25.4 18.8 11.8 8
Average temperature (°C) 1.8 3 4.6 11.1 17.7 22.1 23.7 22.7 20 13.7 6.2 4.1
Average night temperature (°C) -1.1 -1.3 0 5.2 11.6 16.1 18.6 18 15.1 9.5 1.9 1.2
Absolute minimum temperature (°C) -12 -12.8 -9.6 -2.8 2.3 10.1 14 11.7 10.2 -3.2 -9.3 -7.4

Williamsport monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.1 11.2 12.6 13.9 14.8 15.1 15 14.3 13.1 11.8 10.5 9.5
Daylight mean duration (h) 9.7 10.7 12 13.3 14.4 15 14.7 13.7 12.5 11.1 10 9.4
Daylight minimum duration (h) 9.4 10.2 11.3 12.7 13.9 14.9 14.3 13.1 11.8 10.5 9.5 9.3
Sunshine mean duration (h) 4.9 7.9 7 9 11.4 11.8 12.2 10.7 9.9 7.2 7.6 5.2
Precipitation (mm) 79 92 123 92 47 36 90 137 31 102 23 77
Sunny days 10 18 12 16 19 20 11 14 13 14 22 14
Rainy days 14 9 18 14 12 10 20 17 17 17 8 16
Snow days 7 1 1 1

Williamsport - weather forecast by months

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

Best time to visit Williamsport:

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

  • May — 11.4(h)
  • June — 11.8(h)
  • July — 12.2(h)

The largest precipitation sum in Williamsport is at

  • March — 123(mm)
  • August — 137(mm)
  • October — 102(mm)

Weather forecast in the closest to Williamsport admin centers