
A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >
Central Illinois
Weather Forecast Office
| Month | Highest Pressure | Date | Lowest Pressure | Date |
|---|---|---|---|---|
| January | 30.97 in. | January 15, 1972 | 28.93 in. | January 25, 1975 |
| February | 30.97 in. | February 16, 1989 | 28.95 in. | February 9, 1960 |
| March | 30.83 in. | March 5, 1948 | 28.89 in. | March 11, 1923 |
| April | 30.79 in. | April 15, 1981 | 28.94 in. | April 3, 1982 |
| May | 30.56 in. | May 4, 1966 | 29.10 in. | May 27, 1973 |
| June | 30.57 in. | June 10, 1913 | 29.30 in. | June 1, 1936 |
| July | 30.42 in. | July 30, 1936 | 29.45 in. | July 9, 1926 |
| August | 30.45 in. | August 31, 1967 | 29.53 in. | August 30, 1956 |
| September | 30.63 in. | September 30, 1947 | 29.33 in. | September 25, 1941 |
| October | 30.69 in. | October 6, 1935 | 28.98 in. | October 26, 2010 |
| November | 30.91 in. | November 13, 1986 | 29.04 in. | November 28, 1918 |
| December | 31.01 in. | December 20, 1924 | 28.99 in. | December 15, 1971 December 15, 1987 |
Since 1905.
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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