Peoria Heights, IL Weather & Climate Normals
Peoria Heights's real weather, in one number
Peoria Heights, IL scores 45/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Peoria Heights's hottest and coldest months
Peoria Heights's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 24°F, a 50.9°F swing across the year, one of the widest gaps in this dataset.
Peoria Heights's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 33°F | 15°F | 2.18in | 5.4in |
| Feb | 37°F | 18°F | 1.9in | 5.5in |
| Mar | 50°F | 28°F | 2.42in | 2in |
| Apr | 64°F | 39°F | 3.67in | 0.1in |
| May | 75°F | 51°F | 5.05in | 0in |
| Jun | 83°F | 61°F | 4in | 0in |
| Jul | 86°F | 63°F | 4.48in | 0in |
| Aug | 84°F | 61°F | 3.7in | 0in |
| Sep | 78°F | 52°F | 3.86in | 0in |
| Oct | 65°F | 41°F | 3.11in | 0in |
| Nov | 51°F | 30°F | 2.4in | 0.9in |
| Dec | 37°F | 20°F | 2.05in | 6.4in |
May, Jun, Jul, Aug, and Sep are the best time to see Peoria Heights at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in Peoria Heights
Peoria Heights averages 38.82in of precipitation a year across roughly 107 days with measurable rain or snow, and 20.3in of snow a year.
Where Peoria Heights ranks
Peoria Heights ranks 3599 of 4876 US cities in this dataset for comfort score, and 157 of 330 within IL. About 5,802 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Princeville, IL US, 15.8 miles from Peoria Heights, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure