Viewing Station: IL-LV-28 : Dwight 2.3 SSE
Apr 1, 2023 - Sep 21, 20261,250 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.24"
September 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
2.39"
Departure from Normal
0.85" : 136% of Normal
Year-To-Date: 34.48"
Jan 1 to Sep 22, 2026(264 of 265 days covered by obs)
NOAA Normal
29.04"
Departure from Normal
5.44" : 119% of Normal
Water Year-To-Date: 40.83"
Oct 1, 2025 to Sep 22, 2026(356 of 357 days covered by obs)
NOAA Normal
36.63"
Departure from Normal
4.20" : 111% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.15
1.92
0.23
Feb
1.83
1.69
0.14
Mar
2.31
2.42
-0.11
Apr
3.48
3.53
-0.05
May
4.51
4.59
-0.08
Jun
4.56
4.50
0.06
Jul
4.06
4.12
-0.06
Aug
3.75
3.52
0.23
Sep
3.26
3.27
-0.01
Oct
3.14
3.01
0.13
Nov
2.50
2.51
-0.01
Dec
1.95
1.97
-0.02
37.50
37.05
0.45