Viewing Station: IL-CP-21 : Broadlands 0.1 SSW
Aug 19, 2007 - May 17, 20266,701 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.30"
May 1-19, 2026(17 of 19 days covered by obs)
NOAA Normal
2.73"
Departure from Normal
-0.43" : 84% of Normal
Year-To-Date: 19.54"
Jan 1 to May 19, 2026(137 of 139 days covered by obs)
NOAA Normal
14.01"
Departure from Normal
5.53" : 139% of Normal
Water Year-To-Date: 25.40"
Oct 1, 2025 to May 19, 2026(229 of 231 days covered by obs)
NOAA Normal
23.01"
Departure from Normal
2.39" : 110% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.33
2.38
-0.05
Feb
1.99
2.03
-0.04
Mar
2.80
2.73
0.07
Apr
4.16
4.19
-0.03
May
4.45
4.43
0.02
Jun
4.80
4.58
0.22
Jul
4.15
4.03
0.12
Aug
3.22
3.09
0.13
Sep
3.04
2.87
0.17
Oct
3.37
3.31
0.06
Nov
3.27
3.27
0.00
Dec
2.36
2.46
-0.10
39.94
39.37
0.57