Today
Mostly clear throughout the day, high +48°, low +48°. Light wind, up to 12 mph. No rain expected.
United States · Illinois · 39.8937, -89.6048
Today Now 10:24 PM
+48° Mostly clear
Mostly clear throughout the day, high +48°, low +48°. Light wind, up to 12 mph. No rain expected.
Tomorrow high +57° and clear, nighttime low +39°, 9° warmer.
This week temperatures range from +39° to +77°. Warmest day — Fri, up to +77°. Coldest at night — Sat, +39°. No precipitation expected this week. Sunshine expected on 7 of seven days. Warmer closer to the weekend.
Difference between forecast daytime high and the 1991–2020 norm for this date.
Today is cooler than usual for this date.
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Today is about 19° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +36° / +22° | +28° | 2.5 |
| Feb | +41° / +25° | +32° | 2.3 |
| Mar | +53° / +35° | +43° | 3.4 |
| Apr | +65° / +45° | +54° | 4.6 |
| May | +74° / +56° | +64° | 4.7 |
| Jun | +83° / +65° | +73° | 4.6 |
| Jul | +85° / +68° | +76° | 4.1 |
| Aug | +85° / +66° | +75° | 3.2 |
| Sep | +80° / +59° | +69° | 3.2 |
| Oct | +68° / +48° | +57° | 3.3 |
| Nov | +53° / +37° | +44° | 3.2 |
| Dec | +41° / +28° | +33° | 2.5 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.