Key Points:
Climate Data:
The table below summarizes January precipitation, snowfall, and temperature, and departure from normal for selected cities across central and southeast Illinois.
| Location | Precipitation | Departure from Normal Precip. |
Snowfall |
Departure from |
Average Temp. |
Departure from Normal Temp. |
|---|---|---|---|---|---|---|
| Charleston | 2.91" | +0.42" | 0.8" | -6.7" | 33.9 | +5.5 |
| Danville | 3.18" | +0.97" | 1.5" | -3.3" | 32.9 | +5.8 |
| Decatur | 2.15" | +0.01" | 0.4" | -4.4" | 32.2 | +4.7 |
| Effingham | 2.42" | -0.47" | 1.2" | -3.3" | 34.3 | +6.3 |
| Flora | 2.66" | -0.38" | 2.0" | M | 35.2 | +5.7 |
| Galesburg | 2.01" | +0.50" | T | -7.8" | 26.9 | +5.0 |
| Havana | 1.00" | -1.08" | 0.4" | -7.8" | M | M |
| Jacksonville | 0.85" | -1.19" | 0.9" | -3.6" | 31.4 | +4.5 |
| Lincoln | 1.76" | -0.17" | 0.6" | -5.3" | 31.8 | +5.9 |
| Normal | 2.41" | -0.28" | 0.7" | -6.4" | 29.5 | +5.6 |
| Olney | 3.26" | +0.21" | 3.1" | -0.9" | 35.4 | +6.3 |
| Paris | 2.53" | +0.14" | 0.9" | -8.0" | 33.0 | +6.8 |
| Peoria | 1.57" | -0.21" | 0.5" | -6.4" | 30.5 | +5.6 |
| Springfield | 1.02" | -0.80" | 0.9" | -5.5" | 34.2 | +7.5 |
| Tuscola | 3.33" | +1.23" | 0.8" | -5.3" | 32.2 | +7.0 |
| Urbana | 2.53" | +0.47" | 1.6" | -5.2" | 31.9 | +7.1 |
The following links are to the monthly climate summaries for area cities. Only the summaries for Peoria, Springfield, and Lincoln are considered "official", meaning they are the station of record for their respective locations. The other summaries are "supplemental", meaning another location in the area is the official climate station for the city.
Climate data for other cities is available at https://www.weather.gov/climate/xmacis.php?wfo=ilx
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