Viewing Station: IL-LS-76 : Grand Ridge 0.2 SSW
Jun 23, 2025 - Sep 11, 2026413 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.28"
September 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
1.21"
Departure from Normal
-0.93" : 23% of Normal
Year-To-Date: 42.37"
Jan 1 to Sep 11, 2026(252 of 254 days covered by obs)
NOAA Normal
27.29"
Departure from Normal
15.08" : 155% of Normal
Water Year-To-Date: 46.66"
Oct 1, 2025 to Sep 11, 2026(322 of 346 days covered by obs)
NOAA Normal
34.95"
Departure from Normal
11.71" : 134% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.99
1.93
0.06
Feb
1.76
1.79
-0.03
Mar
2.35
2.44
-0.09
Apr
3.56
3.54
0.02
May
4.56
4.55
0.01
Jun
4.39
4.43
-0.04
Jul
3.82
3.87
-0.05
Aug
3.65
3.70
-0.05
Sep
3.30
3.35
-0.05
Oct
3.10
3.07
0.03
Nov
2.54
2.59
-0.05
Dec
2.02
2.06
-0.04
37.04
37.32
-0.28