Best year time to visit Oswego

General weather information about Oswego

Average annual temperature is 10.3 °C

Absolute maximum temperature: 31.3 °C

Absolute minimum temperature: -23.3 °C

Number of sunny days: 125

Number of rainy days: 210

Number of snow days: 30

Average annual precipitation: 1374 mm

Look at detailed online map of Oswego

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

Oswego air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 9.3 15.5 10.6 23.8 23.6 29.1 31.3 27.9 28.3 27.8 14.1 11.9
Average daytime temperature (°C) 2.8 4.3 3.7 13.3 15.5 21.1 25.3 23.1 21.4 16.2 8.1 6.3
Average temperature (°C) 0.4 -0.9 0.9 8.6 11.8 17.7 22 20.2 18.4 13.3 5.3 3.8
Average night temperature (°C) -1.7 -4.5 -1.6 4.9 8.3 15 19.3 17.7 15.6 10.9 2.8 1.9
Absolute minimum temperature (°C) -7 -23.3 -7.2 -4.6 3.5 11.2 17 14.7 10.3 2.7 -2.2 -5.5

Oswego monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9.9 11.1 12.7 14.1 15.2 15.4 15.4 14.6 13.2 11.8 10.3 9.2
Daylight mean duration (h) 9.4 10.5 11.9 13.4 14.7 15.4 15.1 13.9 12.5 11 9.7 9
Daylight minimum duration (h) 9 9.9 11.2 12.7 14.1 15.2 14.6 13.3 11.8 10.3 9.2 9
Sunshine mean duration (h) 4.1 5.4 7.2 9.7 11.9 11.1 12 10.4 9.9 6.4 5.4 5.1
Precipitation (mm) 123 79 96 124 78 123 115 167 48 139 117 168
Sunny days 3 7 10 14 23 12 12 8 17 9 5 5
Rainy days 20 14 12 16 8 18 19 23 13 22 23 22
Snow days 8 7 9 2 4

Oswego - weather forecast by months

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

Best time to visit Oswego:

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

  • May — 11.9(h)
  • June — 11.1(h)
  • July — 12(h)

Months with the longest average daylight duration in Oswego:

  • June — 15.4(h)

The largest precipitation sum in Oswego is at

  • August — 167(mm)
  • December — 168(mm)

Weather forecast in the closest to Oswego admin centers