Illinois State Water Survey Illinois State Climatologist

2014 – Warmest on Record for World, 6th Coldest for Illinois. Wait, What?

I could see this one coming. While Illinois had its 6th coldest year on record, three major groups (Japan, NASA, and NOAA) have noted that 2014 was the warmest year on record. Check out this map from NOAA of the temperature departures for 2014 (red is warmer, blue is cooler). The area from the Great […]

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2014 – 4th Coldest Year on Record for Illinois

Annual temperature in Illinois Based on preliminary numbers, 2014 was the 4th coldest year on record for Illinois. The statewide average temperature was 49.4° F and 2.9° F below average. It was tied with 1912 and 1979 for fourth place. The statewide records go back to 1895. Here is the breakdown for the four coldest: 1917: […]

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January through October – 6th coolest and 19th wettest for Illinois

For the period from January through October, the statewide temperature for Illinois was 52.5 degrees, a full 3 degrees below the long-term average of 1981-2010 and the sixth coolest year to date on record with those records going back to 1895.  The five colder years were 1904, 1917, 1979, 1912, and 1978. Of course, you […]

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