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Illinois, Coles

Public Information Statement

Statement as of 9:55 AM CDT on March 31, 2014


... A look ahead at April climatological data...

Normals are for the period 1981-2010.


... Temperatures... Springfield Peoria
normal high/low 65/42 63/42
April 1 normals 59/38 57/37
April 30 normals 70/47 68/47

Month record high 90 on 4/25/1986# 92 on 4/25/1986#
month record low 17 on 4/05/1920 14 on 4/07/1982#

Normal occurrences of...
highs 90 or above 0 0
highs 32 or below 0 0
lows 32 or below 4 4
lows 0 or below 0 0

... Precipitation...
normal liquid equivalent 3.51 3.63
greatest month total 10.23 in 1893 8.66 in 1947
least month total 0.71 in 1889 0.45 in 1870
greatest 24-hour 4.45 on 4/11/1979 5.06 on 4/24/1950

Normal snowfall 0.3 0.6
greatest month total 8.2 in 1920 13.4 in 1982
least month total zero in many years zero in many years
greatest 24-hour 6.3 on 4/13-14/1980 6.0 on 4/8/1938#

... Degree days /base 65/...
normal heating 363 393
normal cooling 18 13

... Freeze dates...
average last freeze April 13 April 18


Climatological outlook for the new month:

   temperature ---- equal chance of above or below normal
   precipitation -- higher chance of below normal for northern IL

# - last of several occurrences


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