ClimateForecastAprilMay >>

Climate in Rockford (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 Rockford (IL)

Fri   Apr 26
15°C | 6°C
SE 22 km/h
18 mm
overcast and heavy rain

overcast and heavy rain

Sat   Apr 27
26°C | 14°C
SW 32 km/h
20 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Sun   Apr 28
25°C | 17°C
S 25 km/h
14 mm
broken clouds and thunder

broken clouds and thunder

The best time of year to visit Rockford 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 Rockford?
    The hottest season / summer takes place in June, July, August and September.
  • When is winter in Rockford?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Rockford?
    July has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Rockford?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Rockford?
    June tops the wettest month list with 138 mm of rainfall.
  • Which is the driest month in Rockford?
    January is the driest month with 38 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.