Viewing Station: IL-DP-209 : Lisle 2.0 ESE
Jun 23, 2026 - Sep 17, 202670 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.50"
September 1-17, 2026(13 of 17 days covered by obs)
NOAA Normal
1.85"
Departure from Normal
0.65" : 135% of Normal
Year-To-Date: 18.74"
Jan 1 to Sep 17, 2026(70 of 260 days covered by obs)
NOAA Normal
28.89"
Departure from Normal
-10.15" : 65% of Normal
Water Year-To-Date: 18.74"
Oct 1, 2025 to Sep 17, 2026(70 of 352 days covered by obs)
NOAA Normal
37.18"
Departure from Normal
-18.44" : 50% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.99
2.11
-0.12
Feb
1.83
1.97
-0.14
Mar
2.39
2.35
0.04
Apr
3.89
3.91
-0.02
May
4.60
4.71
-0.11
Jun
4.42
4.44
-0.02
Jul
3.85
3.90
-0.05
Aug
4.07
4.03
0.04
Sep
3.26
3.25
0.01
Oct
3.52
3.54
-0.02
Nov
2.60
2.64
-0.04
Dec
2.17
2.20
-0.03
38.59
39.05
-0.46