Rosiclare, IL
Climate overview — based on NOAA 1991-2020 normals from ROSICLARE 5NW, IL US.
Year-round temperatures (°F)
Climate summary
Rosiclare has an annual average temperature of 54.8°F with about 50.9 inches of precipitation per year and 3.3 inches of snow. The warmest month is July (average high 86.4°F), and the coldest is January (average low 22.4°F). May is typically the wettest month (5.35 in) and August the driest (3.24 in). Snow typically falls from October through March.
Best time to visit Rosiclare
Full guide →Climate change signal
All-time records →24 of 366 (6.6%) of Rosiclare'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 | 15 | |
| 1970s | 50 | |
| 1980s | 88 | |
| 1990s | 88 | |
| 2000s | 65 | |
| 2010s | 52 | |
| 2020s | 8 |
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 | 41.2°F | 22.4°F | 31.8°F | 3.90 in | 0.9 in | 10 |
| February | 46.2°F | 25.1°F | 35.7°F | 3.71 in | 1.4 in | 9 |
| March | 56.3°F | 33.3°F | 44.8°F | 5.08 in | 0.2 in | 12 |
| April | 67.6°F | 42.6°F | 55.1°F | 5.12 in | — | 11 |
| May | 75.2°F | 52.6°F | 63.9°F | 5.35 in | — | 11 |
| June | 83.0°F | 61.5°F | 72.3°F | 4.61 in | — | 9 |
| July | 86.4°F | 65.2°F | 75.8°F | 4.40 in | — | 9 |
| August | 86.1°F | 63.0°F | 74.5°F | 3.24 in | — | 7 |
| September | 80.4°F | 55.1°F | 67.8°F | 3.24 in | — | 7 |
| October | 69.2°F | 42.9°F | 56.0°F | 3.57 in | 0.2 in | 8 |
| November | 55.9°F | 33.4°F | 44.6°F | 4.23 in | — | 9 |
| December | 45.2°F | 26.3°F | 35.8°F | 4.44 in | 0.6 in | 10 |
Climate twins of Rosiclare
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).