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Long-Range Weather Forecast for Rock Island, IL
Annual Weather Summary
November 2022 to October 2023
Winter will be colder than normal, on average, with the coldest periods in late November, early December, early to mid-January, and mid- to late February. Precipitation and snowfall will be above average in the east and below average in the west. The snowiest periods will be in late November, early to mid-January, and February. On average, April and May will feature near-normal temperatures and precipitation. Summer will be hotter and drier than normal, with the hottest periods in mid- to late June, mid-July, and early and late August. September and October will be warm, with near-normal rainfall, on average.
Free 2-Month Weather Forecast
| Dates | Weather Conditions |
|---|---|
| Sep 1-6 | Isolated t-storms, hot |
| Sep 7-14 | T-storms, very warm |
| Sep 15-22 | Sunny, mild |
| Sep 23-30 | Scattered showers, cool |
| September | temperature 71° (3° above avg.) precipitation 4.5" (1" above avg.) |
| Dates | Weather Conditions |
|---|---|
| Oct 1-5 | Rainy periods; cool, then warmer |
| Oct 6-14 | Sunny, chilly |
| Oct 15-19 | A few showers, cool |
| Oct 20-29 | Sunny, warm |
| Oct 30-31 | A few showers, chilly |
| October | temperature 59° (2° above avg.) precipitation 2" (1" below avg.) |
Temperature and Precipitation November 2022 to October 2023
