Viewing Station: IL-PR-9 : Dunlap 2.6 S
Aug 3, 2013 - Sep 22, 20264,630 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.75"
September 1-22, 2026(22 of 22 days covered by obs)
NOAA Normal
2.52"
Departure from Normal
2.23" : 188% of Normal
Year-To-Date: 40.74"
Jan 1 to Sep 22, 2026(263 of 265 days covered by obs)
NOAA Normal
28.98"
Departure from Normal
11.76" : 141% of Normal
Water Year-To-Date: 46.27"
Oct 1, 2025 to Sep 22, 2026(352 of 357 days covered by obs)
NOAA Normal
36.64"
Departure from Normal
9.63" : 126% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.92
2.01
-0.09
Feb
1.85
1.93
-0.08
Mar
2.46
2.51
-0.05
Apr
3.81
3.79
0.02
May
4.68
4.78
-0.10
Jun
4.22
4.19
0.03
Jul
3.92
3.73
0.19
Aug
3.60
3.41
0.19
Sep
3.44
3.58
-0.14
Oct
3.06
3.01
0.05
Nov
2.53
2.66
-0.13
Dec
2.07
2.12
-0.05
37.56
37.72
-0.16