Viewing Station: IL-MCH-108 : Spring Grove 1.2 ESE
Sep 9, 2022 - Sep 15, 20251,065 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.56"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.78"
Departure from Normal
-0.22" : 88% of Normal
Year-To-Date: 22.97"
Jan 1 to Sep 15, 2025(257 of 258 days covered by obs)
NOAA Normal
27.07"
Departure from Normal
-4.10" : 85% of Normal
Water Year-To-Date: 27.97"
Oct 1, 2024 to Sep 15, 2025(349 of 350 days covered by obs)
NOAA Normal
34.46"
Departure from Normal
-6.49" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.72
1.81
-0.09
Feb
1.67
1.78
-0.11
Mar
2.19
2.24
-0.05
Apr
3.75
3.75
0.00
May
4.22
4.31
-0.09
Jun
4.55
4.64
-0.09
Jul
3.52
3.69
-0.17
Aug
3.68
3.65
0.03
Sep
3.55
3.46
0.09
Oct
3.03
3.06
-0.03
Nov
2.37
2.38
-0.01
Dec
1.99
2.03
-0.04
36.24
36.80
-0.56