Climate averages 1991–2020
Rockford weather
in February.
A cold month with moderate precipitation: the 11th warmest and the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
February is a cold month in Rockford: daytime highs average 0.7°C and nights cool to about -8.1°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 45 mm of precipitation on roughly 7 days, which makes February a month with moderate precipitation (the driest month of the year). Daylight, from sunrise to sunset, lasts about 10 h 32 min on an average February day.
The nearest other city in this atlas is Elgin (72 km away). In February its highs average 1.2°C, 0.5°C warmer than Rockford, with 49 mm of precipitation.
Among the 498 cities listed in the United States, Rockford ranks joint 460th of 498 for the warmest February highs and joint 101st of 498 for the driest February (precipitation, lowest first). The mean February high of those 498 cities is 11.1°C; Rockford is 10.4°C cooler than that mean.
From February to March, average highs rise by 6.8°C to 7.5°C, and monthly precipitation rises from 45 mm to 63 mm.
The annual picture
February in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Rockford climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -1.8°C-10.0°C | -10.0°C | 48 | 7.4 | 9.59 h |
| February, selected | 0.7°C-8.1°C | -8.1°C | 45 | 7.0 | 10.511 h |
| March | 7.5°C-2.2°C | -2.2°C | 63 | 9.5 | 11.912 h |
| April | 14.1°C3.9°C | 3.9°C | 107 | 11.9 | 13.313 h |
| May | 20.4°C10.3°C | 10.3°C | 110 | 12.6 | 14.615 h |
| June | 25.6°C15.9°C | 15.9°C | 102 | 11.7 | 15.215 h |
| July | 27.6°C18.4°C | 18.4°C | 86 | 10.0 | 14.915 h |
| August | 26.6°C17.7°C | 17.7°C | 87 | 9.7 | 13.914 h |
| September | 22.8°C13.7°C | 13.7°C | 84 | 8.7 | 12.513 h |
| October | 15.7°C7.2°C | 7.2°C | 73 | 8.7 | 11.111 h |
| November | 7.7°C0.2°C | 0.2°C | 60 | 7.9 | 9.810 h |
| December | 1.1°C-6.0°C | -6.0°C | 53 | 7.6 | 9.29 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
February in nearby cities
- Elgin in FebruaryUnited States · 72 kmHigh 1.2°C · Low -7.5°C · 49 mm precipitation
- Aurora (Illinois), United States in FebruaryUnited States · 86 kmHigh 1.6°C · Low -7.2°C · 50 mm precipitation
- Schaumburg in FebruaryUnited States · 87 kmHigh 1.2°C · Low -7.5°C · 49 mm precipitation
- Madison in FebruaryUnited States · 93 kmHigh -0.6°C · Low -9.9°C · 41 mm precipitation
- Arlington Heights in FebruaryUnited States · 94 kmHigh 0.9°C · Low -7.1°C · 49 mm precipitation
- Naperville in FebruaryUnited States · 95 kmHigh 1.7°C · Low -7.1°C · 50 mm precipitation
- Waukegan in FebruaryUnited States · 103 kmHigh -0.7°C · Low -6.3°C · 63 mm precipitation
- Bolingbrook in FebruaryUnited States · 106 kmHigh 1.8°C · Low -6.9°C · 50 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Rockford) is explained once on the Rockford year overview and on the Sources, method and limits page.