Compton, IL
Climate overview — based on NOAA 1991-2020 normals from COMPTON 1 NW, IL US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Compton has an annual average temperature of 48.2°F with about 0 inches of precipitation per year. The warmest month is July (average high 82.6°F), and the coldest is January (average low 12.2°F).
Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
51.8°F
warmest to coldest month
Best time to visit Compton
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Compton'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.
| 1990s | 255 | |
| 2000s | 111 |
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 | 28.3°F | 12.2°F | 20.2°F | in | — | — |
| February | 33.1°F | 15.9°F | 24.5°F | in | — | — |
| March | 46.0°F | 25.6°F | 35.8°F | in | — | — |
| April | 59.0°F | 36.3°F | 47.6°F | in | — | — |
| May | 70.9°F | 48.5°F | 59.7°F | in | — | — |
| June | 79.5°F | 57.9°F | 68.7°F | in | — | — |
| July | 82.6°F | 61.4°F | 72.0°F | in | — | — |
| August | 81.2°F | 59.6°F | 70.4°F | in | — | — |
| September | 75.3°F | 51.2°F | 63.3°F | in | — | — |
| October | 62.7°F | 39.7°F | 51.2°F | in | — | — |
| November | 47.4°F | 28.8°F | 38.1°F | in | — | — |
| December | 34.3°F | 18.5°F | 26.4°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when