Viewing Station: IL-HY-15 : Coal Valley 2.6 E
Aug 6, 2017 - Sep 15, 20252,461 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-16, 2025(3 of 16 days covered by obs)
NOAA Normal
1.85"
Departure from Normal
-1.85" : 0% of Normal
Year-To-Date: 24.96"
Jan 1 to Sep 16, 2025(206 of 259 days covered by obs)
NOAA Normal
28.67"
Departure from Normal
-3.71" : 87% of Normal
Water Year-To-Date: 28.85"
Oct 1, 2024 to Sep 16, 2025(289 of 351 days covered by obs)
NOAA Normal
35.71"
Departure from Normal
-6.86" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.50
1.53
-0.03
Feb
1.72
1.75
-0.03
Mar
2.45
2.43
0.02
Apr
3.73
3.63
0.10
May
4.68
4.80
-0.12
Jun
4.84
4.61
0.23
Jul
4.03
4.17
-0.14
Aug
3.87
3.83
0.04
Sep
3.47
3.47
0.00
Oct
2.79
2.78
0.01
Nov
2.32
2.26
0.06
Dec
1.93
2.01
-0.08
37.33
37.27
0.06