Viewing Station: IL-EW-5 : West Salem 0.2 E
Mar 12, 2023 - May 27, 2026832 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.82"
May 1-27, 2026(24 of 27 days covered by obs)
NOAA Normal
4.49"
Departure from Normal
-1.67" : 63% of Normal
Year-To-Date: 2.82"
Jan 1 to May 27, 2026(24 of 147 days covered by obs)
NOAA Normal
19.43"
Departure from Normal
-16.61" : 15% of Normal
Water Year-To-Date: 2.82"
Oct 1, 2025 to May 27, 2026(25 of 239 days covered by obs)
NOAA Normal
30.18"
Departure from Normal
-27.36" : 9% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.31
3.28
0.03
Feb
2.65
2.79
-0.14
Mar
3.96
4.04
-0.08
Apr
5.02
4.96
0.06
May
5.15
5.03
0.12
Jun
4.68
4.60
0.08
Jul
4.38
4.21
0.17
Aug
3.37
3.22
0.15
Sep
3.53
3.36
0.17
Oct
3.53
3.50
0.03
Nov
3.95
3.94
0.01
Dec
3.27
3.43
-0.16
46.80
46.36
0.44