Viewing Station: IL-HY-27 : Colona 1.3 WNW
May 1, 2023 - Jul 18, 2025799 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.20"
July 1-19, 2025(18 of 19 days covered by obs)
NOAA Normal
2.46"
Departure from Normal
0.74" : 130% of Normal
Year-To-Date: 16.35"
Jan 1 to Jul 19, 2025(199 of 200 days covered by obs)
NOAA Normal
21.17"
Departure from Normal
-4.82" : 77% of Normal
Water Year-To-Date: 20.92"
Oct 1, 2024 to Jul 19, 2025(291 of 292 days covered by obs)
NOAA Normal
28.16"
Departure from Normal
-7.24" : 74% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.49
1.52
-0.03
Feb
1.68
1.74
-0.06
Mar
2.44
2.45
-0.01
Apr
3.70
3.63
0.07
May
4.64
4.78
-0.14
Jun
4.76
4.64
0.12
Jul
4.01
4.17
-0.16
Aug
3.87
3.86
0.01
Sep
3.42
3.45
-0.03
Oct
2.78
2.78
0.00
Nov
2.30
2.26
0.04
Dec
1.91
1.99
-0.08
37.00
37.27
-0.27