365-Day Precip for Illinois
Aug 12, 2007 through Aug 10, 2008
Climate
Division
Total
Rainfall
Departure
from Normal
Pct of
Normal
Driest
since
Wettest
since
Rank of 79
such periods
Driest
on Record
Wettest
on Record
365-day
SPI
Most Like
(Arndt Score)
Illinois Statewide 41.47" +2.27" 106 % 2005-06 (38.29") 2001-02 (45.15") 25th wettest XX 26.42" (1939-40) 50.42" (1972-73) +0.53 XX 1946-47 (8.58)
IL-CD1 (Northwest) 35.43" -1.06" 97 % 2005-06 (34.26") 2001-02 (38.79") 36th wettest XX 22.34" (1939-40) 50.29" (1992-93) +0.08 XX 1964-65 (8.93)
IL-CD2 (Northeast) 36.57" -0.38" 99 % 2005-06 (34.38") 2003-04 (37.44") 36th driest XX 25.69" (1939-40) 48.55" (1992-93) +0.01 XX 1965-66 (8.50)
IL-CD3 (West) 34.15" -3.67" 90 % 1987-88 (34.09") 2005-06 (38.44") 14th driest D1 26.40" (1953-54) 53.54" (1949-50) -1.01 D1 1976-77 (7.47)
IL-CD4 (Central) 36.79" -0.49" 99 % 2005-06 (33.96") 2001-02 (41.35") 34th wettest XX 21.85" (1939-40) 50.42" (1992-93) +0.17 XX 1967-68 (9.00)
IL-CD5 (East) 42.36" +4.21" 111 % 2005-06 (36.92") 2001-02 (42.42") 12th wettest XX 21.30" (1939-40) 51.15" (1972-73) +0.99 XX 1974-75 (8.82)
IL-CD6 (West Southwest) 40.33" +2.46" 106 % 2005-06 (35.45") 2001-02 (46.69") 27th wettest XX 23.95" (1953-54) 53.99" (1941-42) +0.42 XX 1963-64 (8.14)
IL-CD7 (East Southeast) 46.83" +5.61" 114 % 2005-06 (42.07") 2001-02 (48.94") 14th wettest XX 21.46" (1953-54) 58.64" (1949-50) +0.95 XX 1928-29 (8.39)
IL-CD8 (Southwest) 48.22" +4.46" 110 % 2005-06 (42.87") 1994-95 (51.34") 21st wettest XX 26.25" (1940-41) 59.90" (1949-50) +0.77 XX 1937-38 (8.34)
IL-CD9 (Southeast) 57.02" +11.37" 125 % 2005-06 (50.47") 1949-50 (65.84") 3rd wettest XX 27.41" (1935-36) 65.84" (1949-50) +1.54 XX 1982-83 (8.04)