Viewing Station: IL-DP-109 : Elmhurst 0.8 ESE
Jan 1, 2012 - Sep 17, 20265,181 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.87"
September 1-17, 2026(17 of 17 days covered by obs)
NOAA Normal
1.86"
Departure from Normal
-0.99" : 47% of Normal
Year-To-Date: 33.79"
Jan 1 to Sep 17, 2026(260 of 260 days covered by obs)
NOAA Normal
28.49"
Departure from Normal
5.30" : 119% of Normal
Water Year-To-Date: 41.04"
Oct 1, 2025 to Sep 17, 2026(352 of 352 days covered by obs)
NOAA Normal
36.50"
Departure from Normal
4.54" : 112% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.93
2.12
-0.19
Feb
1.81
2.01
-0.20
Mar
2.34
2.29
0.05
Apr
3.81
3.85
-0.04
May
4.63
4.65
-0.02
Jun
4.42
4.39
0.03
Jul
3.74
3.70
0.04
Aug
3.95
4.06
-0.11
Sep
3.28
3.25
0.03
Oct
3.42
3.46
-0.04
Nov
2.49
2.63
-0.14
Dec
2.10
2.22
-0.12
37.92
38.63
-0.71