Climate - La Harpe - Illinois
| Jan | Feb | March | April | May | June | |
|---|---|---|---|---|---|---|
| Average high in °F | 32 | 38 | 50 | 62 | 73 | 83 |
| Average low in °F | 13 | 18 | 29 | 39 | 51 | 60 |
| Av. precipitation - inch | 1.46 | 1.69 | 2.87 | 3.82 | 4.57 | 4.37 |
| July | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|
| Average high in °F | 87 | 85 | 77 | 66 | 50 | 37 |
| Average low in °F | 64 | 62 | 54 | 42 | 31 | 19 |
| Av. precipitation - inch | 4.53 | 3.54 | 3.98 | 2.83 | 3.15 | 2.28 |
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La Harpe Climate Graph - Illinois Climate Chart
Totals and averages
| Annual average high temperature | 61.6 °F |
| Annual average low temperature | 40.2 °F |
| Average temperature | 50.9 °F |
| Average annual precipitation | 39.1 in. |