Viewing Station: IL-PT-8 : White Heath 3.7 NNE
Dec 12, 2008 - Sep 18, 20255,703 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.03"
September 1-19, 2025(18 of 19 days covered by obs)
NOAA Normal
2.01"
Departure from Normal
-0.98" : 51% of Normal
Year-To-Date: 16.75"
Jan 1 to Sep 19, 2025(261 of 262 days covered by obs)
NOAA Normal
29.39"
Departure from Normal
-12.64" : 57% of Normal
Water Year-To-Date: 25.69"
Oct 1, 2024 to Sep 19, 2025(353 of 354 days covered by obs)
NOAA Normal
37.98"
Departure from Normal
-12.29" : 68% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.26
2.23
0.03
Feb
1.94
1.97
-0.03
Mar
2.58
2.68
-0.10
Apr
4.02
3.86
0.16
May
4.43
4.43
0.00
Jun
4.55
4.46
0.09
Jul
4.21
4.06
0.15
Aug
3.39
3.21
0.18
Sep
3.17
3.08
0.09
Oct
3.22
3.21
0.01
Nov
3.08
2.98
0.10
Dec
2.29
2.31
-0.02
39.14
38.48
0.66