Peoria
The tables below display average monthly climate and weather indicators in Peoria Illinois.
Temperature by: Fahrenheit / Centigrade
| Peoria Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | -5.8 | -3.2 | 3.9 | 10.8 | 16.6 | 21.9 | 24.2 | 22.8 | 18.9 | 12.2 | 5.1 | -2.8 | 10.4 |
| Avg. Max Temperature | -1.2 | 1.6 | 8.9 | 16.7 | 22.7 | 27.9 | 29.8 | 28.4 | 24.9 | 18.2 | 9.9 | 1.4 | 15.8 |
| Avg. Min Temperature | -10.4 | -7.9 | -1.2 | 4.9 | 10.5 | 15.9 | 18.6 | 17.3 | 12.9 | 6.2 | 0.3 | -7.1 | 5.0 |
| Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | < 0.5 | < 0.5 | 5.0 | 8.0 | 5.0 | 2.0 | < 0.5 | 0.0 | 0.0 | 20.0 |
| Days with Min Temp Below Freezing | 29.0 | 25.0 | 19.0 | 6.0 | < 0.5 | 0.0 | 0.0 | 0.0 | < 0.5 | 4.0 | 17.0 | 27.0 | 127 |
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| Peoria Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 1345 | 1084 | 806 | 408 | 183 | 11.0 | 0.0 | 9.0 | 54.0 | 356 | 714 | 1178 | 6148 |
| Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 87.0 | 206 | 326 | 261 | 87.0 | 15.0 | 0.0 | 0.0 | 982 |
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| Peoria Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 1.5 | 1.4 | 2.9 | 3.8 | 3.7 | 4.0 | 4.2 | 3.1 | 3.9 | 2.7 | 2.7 | 2.4 | 36.3 |
| Days with Precipitation 0.01 inch or More | 9.0 | 8.0 | 11.0 | 12.0 | 12.0 | 10.0 | 9.0 | 8.0 | 9.0 | 8.0 | 9.0 | 10.0 | 114 |
| Monthly Snowfall (inches) | 6.6 | 5.4 | 4.0 | 0.8 | 0.0 | 0.0 | < 0.05 | 0.0 | < 0.05 | 0.1 | 2.0 | 5.9 | 24.8 |
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| Other Peoria Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 11.0 | 10.9 | 12.0 | 11.6 | 9.9 | 8.9 | 7.8 | 7.5 | 8.3 | 9.3 | 10.7 | 10.6 | 9.9 |
| Clear Days | 7.0 | 7.0 | 6.0 | 6.0 | 7.0 | 7.0 | 9.0 | 10.0 | 11.0 | 11.0 | 7.0 | 7.0 | 95.0 |
| Partly Cloudy Days | 6.0 | 6.0 | 7.0 | 8.0 | 10.0 | 11.0 | 12.0 | 10.0 | 9.0 | 8.0 | 6.0 | 6.0 | 97.0 |
| Cloudy Days | 18.0 | 16.0 | 18.0 | 16.0 | 14.0 | 12.0 | 10.0 | 10.0 | 10.0 | 12.0 | 17.0 | 19.0 | 172 |
| Percent of Possible Sunshine | 47.0 | 50.0 | 51.0 | 55.0 | 60.0 | 67.0 | 69.0 | 67.0 | 64.0 | 61.0 | 43.0 | 42.0 | 56.0 |
| Avg. Relative Humidity | 59.5 | 75.5 | 74.5 | 70.5 | 69.0 | 70.0 | 72.5 | 75.0 | 75.0 | 72.5 | 71.0 | 75.0 | 77.5 |
Weather information for other cities in Illinois