Columbia, IL
Climate overview — based on NOAA 1991-2020 normals from CAHOKIA, IL US.
Year-round temperatures (°F)
Climate summary
Columbia has an annual average temperature of 56.2°F with about 42.8 inches of precipitation per year and 13.8 inches of snow. The warmest month is July (average high 88.5°F), and the coldest is January (average low 22.0°F). July is typically the wettest month (5.02 in) and February the driest (2.26 in). Snow typically falls from November through April.
Best time to visit Columbia
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Columbia'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.
| 1960s | 0 | |
| 1970s | 81 | |
| 1980s | 129 | |
| 1990s | 66 | |
| 2000s | 54 | |
| 2010s | 36 |
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 | 40.7°F | 22.0°F | 31.4°F | 2.67 in | 4.9 in | 9 |
| February | 46.0°F | 25.6°F | 35.8°F | 2.26 in | 3.7 in | 8 |
| March | 56.1°F | 34.7°F | 45.4°F | 3.55 in | 1.2 in | 10 |
| April | 67.5°F | 45.4°F | 56.5°F | 4.63 in | 0.3 in | 12 |
| May | 76.1°F | 56.0°F | 66.0°F | 4.80 in | — | 12 |
| June | 84.8°F | 64.9°F | 74.8°F | 4.30 in | — | 10 |
| July | 88.5°F | 68.9°F | 78.7°F | 5.02 in | — | 8 |
| August | 87.3°F | 66.7°F | 77.0°F | 3.09 in | — | 8 |
| September | 80.3°F | 58.6°F | 69.5°F | 3.35 in | — | 7 |
| October | 69.5°F | 46.0°F | 57.7°F | 3.04 in | — | 8 |
| November | 56.2°F | 35.3°F | 45.7°F | 3.33 in | 0.8 in | 8 |
| December | 45.1°F | 26.6°F | 35.8°F | 2.75 in | 2.9 in | 10 |
Climate twins of Columbia
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).