Viewing Station: IL-SG-17 : Springfield 4.4 W
Feb 1, 2007 - Sep 15, 20256,180 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.54"
Departure from Normal
-1.54" : 0% of Normal
Year-To-Date: 22.11"
Jan 1 to Sep 15, 2025(258 of 258 days covered by obs)
NOAA Normal
28.54"
Departure from Normal
-6.43" : 77% of Normal
Water Year-To-Date: 33.29"
Oct 1, 2024 to Sep 15, 2025(350 of 350 days covered by obs)
NOAA Normal
36.78"
Departure from Normal
-3.49" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.14
2.13
0.01
Feb
1.98
1.92
0.06
Mar
2.69
2.67
0.02
Apr
4.13
3.99
0.14
May
4.52
4.57
-0.05
Jun
4.34
4.46
-0.12
Jul
3.77
3.68
0.09
Aug
3.44
3.17
0.27
Sep
3.07
3.15
-0.08
Oct
3.18
3.13
0.05
Nov
2.96
2.92
0.04
Dec
2.10
2.17
-0.07
38.32
37.96
0.36