ClimateForecastNovemberDecember >>

Peoria (IL) Climate by Month

The graphs below provide an overview of the climate in Peoria (Illinois), the United States of America. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Forecast for Peoria (IL)

Sat   Nov 02
17°C | 4°C
SE 18 km/h
partly cloudy and no rain

partly cloudy and no rain

Sun   Nov 03
18°C | 8°C
SE 25 km/h
3.9 mm
overcast and rain

overcast and rain

Mon   Nov 04
21°C | 16°C
S 25 km/h
18 mm
overcast and rain

overcast and rain

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

During the months of May 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 summer in Peoria?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Peoria?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Peoria?
    The coldest month is January with an average maximum temperature of 1°C.
  • Which is the wettest month in Peoria?
    June tops the wettest month list with 134 mm of rainfall.
  • Which is the driest month in Peoria?
    January is the driest month with 53 mm of precipitation.
  • Which is the sunniest month in Peoria?
    July is the sunniest month with an average of 311 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.