Viewing Station: IL-HY-30 : Colona 0.5 ESE
Apr 5, 2024 - Oct 31, 2025659 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.63"
October 1-31, 2025(31 of 31 days covered by obs)
NOAA Normal
2.79"
Departure from Normal
-1.16" : 58% of Normal
Year-To-Date: 28.82"
Jan 1 to Oct 31, 2025(304 of 304 days covered by obs)
NOAA Normal
32.80"
Departure from Normal
-3.98" : 88% of Normal
Water Year-To-Date: 1.63"
Oct 1, 2025 to Oct 31, 2025(31 of 31 days covered by obs)
NOAA Normal
2.79"
Departure from Normal
-1.16" : 58% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.51
1.54
-0.03
Feb
1.69
1.76
-0.07
Mar
2.45
2.44
0.01
Apr
3.70
3.65
0.05
May
4.63
4.80
-0.17
Jun
4.74
4.63
0.11
Jul
4.01
4.16
-0.15
Aug
3.88
3.87
0.01
Sep
3.40
3.48
-0.08
Oct
2.79
2.81
-0.02
Nov
2.33
2.29
0.04
Dec
1.92
2.01
-0.09
37.05
37.44
-0.39