Stewardson, IL
Climate overview — based on NOAA 1991-2020 normals from NEOGA 4NW, IL US.
Year-round temperatures (°F)
Climate summary
Stewardson has an annual average temperature of 53.7°F with about 41.9 inches of precipitation per year. The warmest month is July (average high 87.0°F), and the coldest is January (average low 19.2°F). June is typically the wettest month (4.75 in) and February the driest (2.11 in).
Best time to visit Stewardson
Full guide →Climate change signal
All-time records →112 of 366 (30.6%) of Stewardson'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.
| 2000s | 100 | |
| 2010s | 266 |
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 | 36.6°F | 19.2°F | 27.9°F | 2.66 in | — | 9 |
| February | 42.0°F | 22.7°F | 32.4°F | 2.11 in | — | 10 |
| March | 52.5°F | 31.7°F | 42.1°F | 2.65 in | — | 11 |
| April | 65.3°F | 41.5°F | 53.4°F | 4.67 in | — | 12 |
| May | 75.2°F | 53.6°F | 64.4°F | 4.68 in | — | 13 |
| June | 84.4°F | 62.6°F | 73.5°F | 4.75 in | — | 11 |
| July | 87.0°F | 65.0°F | 76.0°F | 4.48 in | — | 9 |
| August | 86.0°F | 62.0°F | 74.0°F | 3.11 in | — | 7 |
| September | 81.2°F | 53.8°F | 67.5°F | 2.93 in | — | 9 |
| October | 68.9°F | 43.1°F | 56.0°F | 3.21 in | — | 9 |
| November | 53.7°F | 32.8°F | 43.3°F | 3.82 in | — | 9 |
| December | 41.8°F | 24.9°F | 33.3°F | 2.82 in | — | 10 |
Climate twins of Stewardson
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).