Apple River, IL
Climate overview — based on NOAA 1991-2020 normals from APPLE RVR CANYON ST PK, IL US.
Year-round temperatures (°F)
Avg high
Avg low
Best time to visit Apple River
Full guide →Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | °F | °F | °F | 1.59 in | 10.5 in | 5 |
| February | °F | °F | °F | 1.90 in | 7.7 in | 5 |
| March | °F | °F | °F | 2.46 in | 3.9 in | 6 |
| April | °F | °F | °F | 3.98 in | 0.8 in | 8 |
| May | °F | °F | °F | 4.64 in | — | 9 |
| June | °F | °F | °F | 5.92 in | — | 9 |
| July | °F | °F | °F | 4.79 in | — | 7 |
| August | °F | °F | °F | 4.24 in | — | 7 |
| September | °F | °F | °F | 4.09 in | — | 6 |
| October | °F | °F | °F | 3.33 in | 0.2 in | 6 |
| November | °F | °F | °F | 2.76 in | 1.1 in | 5 |
| December | °F | °F | °F | 2.05 in | 7.9 in | 6 |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when