Viewing Station: IL-PR-9 : Dunlap 2.6 S
Aug 3, 2013 - Dec 15, 20254,353 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.79"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.00"
Departure from Normal
-0.21" : 79% of Normal
Year-To-Date: 24.11"
Jan 1 to Dec 15, 2025(341 of 349 days covered by obs)
NOAA Normal
36.49"
Departure from Normal
-12.38" : 66% of Normal
Water Year-To-Date: 3.87"
Oct 1, 2025 to Dec 15, 2025(75 of 76 days covered by obs)
NOAA Normal
6.59"
Departure from Normal
-2.72" : 59% 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