Kappa, IL
Climate overview — based on NOAA 1991-2020 normals from NORMAL 4NE, IL US.
Year-round temperatures (°F)
Climate summary
Kappa has an annual average temperature of 51.1°F with about 39.4 inches of precipitation per year and 20.1 inches of snow. The warmest month is July (average high 86.0°F), and the coldest is January (average low 15.6°F). May is typically the wettest month (4.81 in) and February the driest (1.99 in). Snow typically falls from November through April.
Best time to visit Kappa
Full guide →Climate change signal
All-time records →88 of 366 (24%) of Kappa's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1970s | 11 | |
| 1980s | 102 | |
| 1990s | 45 | |
| 2000s | 58 | |
| 2010s | 97 | |
| 2020s | 53 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 33.4°F | 15.6°F | 24.5°F | 2.43 in | 7.5 in | 9 |
| February | 38.2°F | 18.9°F | 28.5°F | 1.99 in | 5.5 in | 8 |
| March | 49.8°F | 27.8°F | 38.8°F | 2.61 in | 2.2 in | 10 |
| April | 62.8°F | 37.9°F | 50.3°F | 3.72 in | 0.5 in | 12 |
| May | 74.0°F | 49.8°F | 61.9°F | 4.81 in | — | 12 |
| June | 83.3°F | 59.9°F | 71.6°F | 4.08 in | — | 11 |
| July | 86.0°F | 63.0°F | 74.5°F | 4.12 in | — | 8 |
| August | 84.4°F | 60.8°F | 72.6°F | 3.83 in | — | 9 |
| September | 78.8°F | 53.0°F | 65.9°F | 3.22 in | — | 8 |
| October | 65.6°F | 41.8°F | 53.7°F | 3.48 in | — | 9 |
| November | 50.2°F | 30.7°F | 40.5°F | 2.80 in | 0.8 in | 9 |
| December | 38.3°F | 21.4°F | 29.8°F | 2.30 in | 3.6 in | 9 |
Climate twins of Kappa
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).