Viewing Station: IL-MCH-66 : Harvard 2.8 SSE
Oct 18, 2012 - Jul 31, 20251,618 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
August 1-1, 2025(0 of 1 days covered by obs)
NOAA Normal
0.13"
Departure from Normal
-0.13" : 0% of Normal
Year-To-Date: 15.36"
Jan 1 to Aug 1, 2025(41 of 213 days covered by obs)
NOAA Normal
22.63"
Departure from Normal
-7.27" : 68% of Normal
Water Year-To-Date: 19.07"
Oct 1, 2024 to Aug 1, 2025(52 of 305 days covered by obs)
NOAA Normal
29.96"
Departure from Normal
-10.89" : 64% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.73
1.68
0.05
Feb
1.61
1.72
-0.11
Mar
2.19
2.26
-0.07
Apr
3.76
3.67
0.09
May
4.43
4.37
0.06
Jun
4.90
4.93
-0.03
Jul
3.88
3.82
0.06
Aug
3.99
3.92
0.07
Sep
3.44
3.62
-0.18
Oct
2.96
2.88
0.08
Nov
2.39
2.37
0.02
Dec
1.98
1.97
0.01
37.26
37.21
0.05