Viewing Station: IL-SG-17 : Springfield 4.4 W
Feb 1, 2007 - May 27, 20266,435 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.56"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
3.94"
Departure from Normal
-1.38" : 65% of Normal
Year-To-Date: 16.82"
Jan 1 to May 27, 2026(147 of 147 days covered by obs)
NOAA Normal
14.88"
Departure from Normal
1.94" : 113% of Normal
Water Year-To-Date: 21.83"
Oct 1, 2025 to May 27, 2026(239 of 239 days covered by obs)
NOAA Normal
23.12"
Departure from Normal
-1.29" : 94% 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