Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >
Central Illinois
Weather Forecast Office
| Autumn | Spring | ||
|---|---|---|---|
| First frost (low <= 36°) | October 14th | Last frost (low <= 36°) | April 27th |
| First freeze (low <= 32°) | October 23rd | Last freeze (low <= 32°) | April 16th |
| First hard freeze (low <= 28°) | November 2nd | Last hard freeze (low <= 28°) | April 5th |
| Earliest First Freezes | Latest First Freezes | Earliest Last Freezes | Latest Last Freezes |
|---|---|---|---|
|
Sep. 20, 1991 |
Nov. 12, 2016 Nov. 8, 1956 Nov. 6, 1900/1947 Nov. 4, 1950/1983 Nov. 3, 1971/1973 |
March 22, 2017 March 29, 1941/1999 March 30, 1991 April 1, 1929 April 2, 1894/1895/1965 |
May 25, 1925 May 13, 1971 May 12, 1960 May 11, 1907 May 10, 1966 |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Central Illinois
1362 State Route 10
Lincoln, IL 62656
217-732-7321 (forecast recording) or 217-732-3089
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