Viewing Station: IL-MD-20 : Edwardsville 0.9 WSW
May 8, 2009 - Aug 9, 20254,794 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
August 1-10, 2025(9 of 10 days covered by obs)
NOAA Normal
1.07"
Departure from Normal
-1.07" : 0% of Normal
Year-To-Date: 31.91"
Jan 1 to Aug 10, 2025(220 of 222 days covered by obs)
NOAA Normal
27.33"
Departure from Normal
4.58" : 117% of Normal
Water Year-To-Date: 49.67"
Oct 1, 2024 to Aug 10, 2025(310 of 314 days covered by obs)
NOAA Normal
36.71"
Departure from Normal
12.96" : 135% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.53
2.63
-0.10
Feb
2.25
2.37
-0.12
Mar
3.36
3.45
-0.09
Apr
4.73
4.88
-0.15
May
4.97
5.14
-0.17
Jun
4.18
4.67
-0.49
Jul
4.24
4.38
-0.14
Aug
3.32
3.79
-0.47
Sep
3.28
3.07
0.21
Oct
3.24
3.29
-0.05
Nov
3.50
3.46
0.04
Dec
2.64
2.64
0.00
42.24
43.77
-1.53