Grandview, IL
Climate overview — based on NOAA 1991-2020 normals from SPRINGFIELD #2, IL US.
Year-round temperatures (°F)
Climate summary
Grandview has an annual average temperature of 52.9°F with about 40.4 inches of precipitation per year. The warmest month is July (average high 85.5°F), and the coldest is January (average low 18.6°F). May is typically the wettest month (5.14 in) and January the driest (2.19 in).
Best time to visit Grandview
Full guide →Climate change signal
All-time records →66 of 366 (18%) of Grandview'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 | 153 | |
| 2010s | 213 | |
| 2020s | 0 |
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 | 35.8°F | 18.6°F | 27.2°F | 2.19 in | — | 10 |
| February | 41.1°F | 21.6°F | 31.4°F | 2.20 in | — | 10 |
| March | 52.3°F | 30.7°F | 41.5°F | 2.96 in | — | 11 |
| April | 64.5°F | 41.1°F | 52.8°F | 4.13 in | — | 11 |
| May | 73.5°F | 53.0°F | 63.2°F | 5.14 in | — | 13 |
| June | 82.7°F | 62.6°F | 72.7°F | 5.04 in | — | 11 |
| July | 85.5°F | 65.9°F | 75.7°F | 4.38 in | — | 10 |
| August | 83.9°F | 63.7°F | 73.8°F | 2.86 in | — | 8 |
| September | 77.9°F | 55.5°F | 66.7°F | 3.06 in | — | 8 |
| October | 66.3°F | 43.7°F | 55.0°F | 3.10 in | — | 9 |
| November | 52.7°F | 32.8°F | 42.7°F | 3.10 in | — | 9 |
| December | 41.3°F | 23.8°F | 32.5°F | 2.29 in | — | 10 |
Climate twins of Grandview
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).