Viewing Station: IL-CK-12 : Bridgeview 1.3 NNW
Dec 19, 2006 - Sep 23, 20267,115 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.59"
September 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
2.51"
Departure from Normal
3.08" : 223% of Normal
Year-To-Date: 45.90"
Jan 1 to Sep 23, 2026(266 of 266 days covered by obs)
NOAA Normal
29.05"
Departure from Normal
16.85" : 158% of Normal
Water Year-To-Date: 53.96"
Oct 1, 2025 to Sep 23, 2026(358 of 358 days covered by obs)
NOAA Normal
37.25"
Departure from Normal
16.71" : 145% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
2.21
-0.20
Feb
1.80
1.99
-0.19
Mar
2.34
2.36
-0.02
Apr
3.81
3.90
-0.09
May
4.48
4.59
-0.11
Jun
4.28
4.37
-0.09
Jul
3.69
3.89
-0.20
Aug
4.13
4.04
0.09
Sep
3.27
3.24
0.03
Oct
3.54
3.44
0.10
Nov
2.55
2.61
-0.06
Dec
2.11
2.29
-0.18
38.01
38.93
-0.92