ClimateForecastAprilMay >>

Climate in Princeton (Illinois), United States of America

The graphs below show the monthly weather averages over the year.

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.

Weather Forecasts for Princeton (IL)

Tue   Apr 23
20°C | 9°C
W 29 km/h
1.4 mm
partly cloudy and rain

partly cloudy and rain

Wed   Apr 24
14°C | 4°C
NE 18 km/h
almost clear and no rain

almost clear and no rain

Thu   Apr 25
17°C | 1°C
SE 14 km/h
clear and no rain

clear and no rain

The best time of year to visit Princeton 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 Princeton?
    The hottest season / summer takes place in June, July, August and September.
  • When is winter in Princeton?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Princeton?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Princeton?
    The coldest month is January with an average maximum temperature of -1°C.
  • Which is the wettest month in Princeton?
    June tops the wettest month list with 133 mm of rainfall.
  • Which is the driest month in Princeton?
    January is the driest month with 41 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.