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Oshkosh (WI) Weather and Climate: A Comprehensive Guide

Oshkosh experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It maintains moderate precipitation patterns. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Oshkosh is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 28°C in July to a very cold -3°C in the coolest month, February.

Nights are cooler, with lows often dropping to around -12°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Oshkosh receives mid-range precipitation levels, with 861 mm annually. The climate in Oshkosh shows significant variation throughout the year. Expect high rainfall in June, with an average of 123 mm of precipitation over 12 rainy days.

In contrast, February offers drier and sunnier days, with around 31 mm of snowfall over 9 snowy days. For more details, please visit our Oshkosh Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Oshkosh (WI)

Sun   Dec 22
-1°C | -14°C
S 5 m/s
partly cloudy and no rain

partly cloudy and no rain

Mon   Dec 23
2°C | -2°C
S 3 m/s
15 mm
overcast and heavy snow

overcast and heavy snow

Tue   Dec 24
0°C | -5°C
NE 2 m/s
clear and no rain

clear and no rain

The best time of year to visit Oshkosh in the United States of America

During the months of May, June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Oshkosh?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Oshkosh?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Oshkosh?
    The coldest month is February with an average maximum temperature of -3°C.
  • Which is the wettest month in Oshkosh?
    June tops the wettest month list with 123 mm of rainfall.
  • Which is the driest month in Oshkosh?
    February is the driest month with 31 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.