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Fair and
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Historical Rockford Weather Data
| Record High Temp (°F) |
Normal High Temp (°F) |
Normal Low Temp (°F) |
Record Low Temp (°F) |
Normal Monthly Precipitation (in.) |
January | 63 | 27.2 | 10.8 | -27 | 1.41 | 9.2 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| February | 70 | 33 | 16.3 | -24 | 1.34 | 6.6 | ||||||
| March | 85 | 45.5 | 26.7 | -11 | 2.39 | 6.1 | ||||||
| April | 91 | 59.1 | 36.8 | 5 | 3.62 | 1.3 | ||||||
| May | 95 | 71.2 | 47.9 | 24 | 4.03 | T | ||||||
| June | 101 | 79.9 | 57.6 | 37 | 4.8 | T | ||||||
| July | 103 | 83.1 | 62.6 | 43 | 4.1 | T | ||||||
| August | 104 | 80.9 | 60.9 | 41 | 4.21 | T | ||||||
| September | 102 | 73.9 | 51.8 | 27 | 3.47 | 0 | ||||||
| October | 90 | 61.8 | 40.1 | 2.57 | 0.1 | |||||||
| November | 76 | 45.5 | 29 | -10 | 2.63 | 2.6 | ||||||
| December | 67 | 32 | 16.9 | -24 | 2.06 | 8.8 |