Viewing Station: IL-MCL-63 : Normal 1.7 SE
Apr 15, 2021 - Dec 15, 20251,477 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.44"
December 1-16, 2025(14 of 16 days covered by obs)
NOAA Normal
1.11"
Departure from Normal
0.33" : 129% of Normal
Year-To-Date: 29.90"
Jan 1 to Dec 16, 2025(339 of 350 days covered by obs)
NOAA Normal
36.67"
Departure from Normal
-6.77" : 82% of Normal
Water Year-To-Date: 4.18"
Oct 1, 2025 to Dec 16, 2025(71 of 77 days covered by obs)
NOAA Normal
7.18"
Departure from Normal
-3.00" : 58% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.09
2.26
-0.17
Feb
1.82
1.94
-0.12
Mar
2.57
2.63
-0.06
Apr
3.78
3.72
0.06
May
4.49
4.50
-0.01
Jun
4.01
4.01
0.00
Jul
4.10
3.91
0.19
Aug
3.60
3.60
0.00
Sep
3.03
3.26
-0.23
Oct
3.25
3.27
-0.02
Nov
2.82
2.74
0.08
Dec
2.16
2.28
-0.12
37.72
38.12
-0.40