Viewing Station: IL-WS-3 : Okawville 2.3 SW
Mar 17, 2012 - Aug 13, 20265,107 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.18"
August 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
1.35"
Departure from Normal
-0.17" : 87% of Normal
Year-To-Date: 29.93"
Jan 1 to Aug 13, 2026(225 of 225 days covered by obs)
NOAA Normal
28.15"
Departure from Normal
1.78" : 106% of Normal
Water Year-To-Date: 37.38"
Oct 1, 2025 to Aug 13, 2026(317 of 317 days covered by obs)
NOAA Normal
37.70"
Departure from Normal
-0.32" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.77
2.72
0.05
Feb
2.31
2.37
-0.06
Mar
3.54
3.42
0.12
Apr
4.84
4.72
0.12
May
4.96
4.94
0.02
Jun
4.52
4.64
-0.12
Jul
3.86
3.90
-0.04
Aug
3.23
3.19
0.04
Sep
3.32
3.22
0.10
Oct
3.14
3.09
0.05
Nov
3.68
3.68
0.00
Dec
2.73
2.76
-0.03
42.90
42.65
0.25