Viewing Station: IL-LS-66 : Marseilles 3.0 WSW
Apr 19, 2020 - May 6, 20261,998 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.61"
May 1-6, 2026(6 of 6 days covered by obs)
NOAA Normal
0.87"
Departure from Normal
-0.26" : 70% of Normal
Year-To-Date: 9.85"
Jan 1 to May 6, 2026(123 of 126 days covered by obs)
NOAA Normal
10.48"
Departure from Normal
-0.63" : 94% of Normal
Water Year-To-Date: 15.15"
Oct 1, 2025 to May 6, 2026(214 of 218 days covered by obs)
NOAA Normal
18.08"
Departure from Normal
-2.93" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.97
1.95
0.02
Feb
1.79
1.80
-0.01
Mar
2.28
2.44
-0.16
Apr
3.57
3.50
0.07
May
4.50
4.54
-0.04
Jun
4.45
4.59
-0.14
Jul
3.82
3.87
-0.05
Aug
3.72
3.84
-0.12
Sep
3.23
3.37
-0.14
Oct
3.09
3.13
-0.04
Nov
2.52
2.62
-0.10
Dec
1.99
2.06
-0.07
36.93
37.71
-0.78