Viewing Station: IL-MD-40 : Edwardsville 1.1 ENE
Jan 18, 2020 - Aug 24, 20262,417 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.01"
August 1-24, 2026(24 of 24 days covered by obs)
NOAA Normal
2.59"
Departure from Normal
1.42" : 155% of Normal
Year-To-Date: 36.73"
Jan 1 to Aug 24, 2026(236 of 236 days covered by obs)
NOAA Normal
28.80"
Departure from Normal
7.93" : 128% of Normal
Water Year-To-Date: 43.79"
Oct 1, 2025 to Aug 24, 2026(328 of 328 days covered by obs)
NOAA Normal
38.17"
Departure from Normal
5.62" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.55
2.63
-0.08
Feb
2.23
2.37
-0.14
Mar
3.31
3.46
-0.15
Apr
4.71
4.88
-0.17
May
4.97
5.14
-0.17
Jun
4.21
4.68
-0.47
Jul
4.23
4.38
-0.15
Aug
3.34
3.78
-0.44
Sep
3.31
3.07
0.24
Oct
3.24
3.29
-0.05
Nov
3.50
3.47
0.03
Dec
2.63
2.64
-0.01
42.23
43.79
-1.56