52.0 °F
Average temperature
39 in
Annual precipitation
+1.4 °F
Warming since 1900
Historical data
Coming soon
Long-run charts for this indicator are on the way.
Compared to the United States
| Indicator | Illinois | United States |
|---|---|---|
| Annual precipitation (in)1991-2020, NOAA | 39 | 30 |
National ranking
Illinois ranks #10 of 30 states by annual precipitation.
| #1 | Georgia | 1,270 |
| #2 | North Carolina | 1,250 |
| #3 | New Jersey | 1,180 |
| #4 | Virginia | 1,100 |
| #5 | Ohio | 1,040 |
| #6 | Wisconsin | 840 |
| #7 | Washington | 840 |
| #8 | Michigan | 830 |
| #9 | Arizona | 340 |
| #10 | Illinois | 39 |
| #11 | Vermont | 20 |
| #12 | South Dakota | 15 |
| #13 | Delaware | 13.5 |
| #14 | Utah | 12 |
| #15 | Rhode Island | 10.6 |
| #16 | Maine | 3.2 |
| #17 | Minnesota | 3 |
| #18 | New Hampshire | 3 |
| #19 | Montana | 2.7 |
| #20 | Colorado | 2.5 |
| #21 | Oregon | 2.2 |
| #22 | Wyoming | 2 |
| #23 | Massachusetts | 1.6 |
| #24 | Florida | 1.4 |
| #25 | New Mexico | 1.4 |
| #26 | Indiana | 1.2 |
| #27 | Missouri | 1 |
| #28 | Alaska | 1 |
| #29 | Kentucky | 0 |
| #30 | Louisiana | 0 |
Overview
Illinois averages 39 inches of precipitation a year and has warmed about 1.4 °F since 1900, with wetter springs driving more flooding.