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Platteville (WI) Weather and Climate: A Comprehensive Guide

The climate in Platteville is marked by big temperature swings throughout the year. Temperatures range from warm during the warmest months to very cold in the cooler months. It receives a moderate amount of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

In Platteville, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 28°C in July to a very cold -3°C in January.

Nighttime temperatures can drop, with average lows reaching -12°C in January. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

On average, Platteville receives a reasonable amount of rain/snowfall, with an annual precipitation of 981 mm. The seasons in Platteville, bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 136 mm of precipitation. This rainfall is distributed across 14 rainy days.

In contrast, the driest month, January, experiences much less snowfall, totaling 28 mm over 9 snowy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Platteville Precipitation page.

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

Sunshine over the year

In Platteville, summer days are longer and more sunny, with daily sunshine hours peaking at 10.2 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.6 hours per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Galena, the United States of America (35 KM, 22 Miles).

Daily hours of sunshine

Data from: Galena, the United States of America (35 KM, 22 Miles).

Forecast for Platteville (WI)

Sun   Dec 22
1°C | -10°C
S 6 m/s
broken clouds and no rain

broken clouds and no rain

Mon   Dec 23
3°C | -1°C
S 3 m/s
1 mm
overcast and  chance of sleet

overcast and chance of sleet

Tue   Dec 24
2°C | -2°C
E 2 m/s
overcast and no rain

overcast and no rain

The best time of year to visit Platteville 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 Platteville?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Platteville?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Platteville?
    The coldest month is January with an average maximum temperature of -3°C.
  • Which is the wettest month in Platteville?
    June tops the wettest month list with 136 mm of rainfall.
  • Which is the driest month in Platteville?
    January is the driest month with 28 mm of precipitation.
  • Which is the sunniest month in Platteville?
    June is the sunniest month with an average of 307 hours of sunshine.

  • 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.