Figure 4. Ten driest March through September periods
in Illinois (since 1895)
Rank Year Precip (in)
1 | 1988 | 15.41 |
2 | 1930 | 16.13 |
3 | 1901 | 16.77 |
4 | 1914 | 18.11 |
5 | 1936 | 18.49 |
6 | 2005 | 18.56 |
7 | 1940 | 19.05 |
8 | 1971 | 19.49 |
9 | 1895 | 20.06 |
10 | 1953 | 20.49 |
Figure 5. Rankings of driest March through September periods within
Illinois climate divisions (since 1895)
Climate divisions 2005 rank top 4 driest years
Northwest | 2 | 1988, 2005, 1971, 1930 |
---|---|---|
Northeast | 1 | 2005, 1934, 1988, 1946 |
West | 2 (tie) | 1988, 1901, 2005, 1971 |
Central | 3 | 1988, 1901, 2005, 1914 |
East | 18 | 1988, 1895, 1930, 1932 |
West-Southwest | 6 | 1914, 1988, 1930, 1901 |
East-Southeast | 13 | 1930, 1914, 1988, 1901 |
Southwest | 33 | 1930, 1936, 1901, 1914 |
Southeast | 33 | 1930, 1936, 1901, 1940 |
Source: Illinois State Water Survey |