Viewing Station: IL-HY-12 : Alpha 2.3 N
Apr 1, 2017 - Jul 6, 20251,132 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
May 1-27, 2026(0 of 27 days covered by obs)
NOAA Normal
4.17"
Departure from Normal
-4.17" : 0% of Normal
Year-To-Date: 0.00"
Jan 1 to May 27, 2026(0 of 147 days covered by obs)
NOAA Normal
13.91"
Departure from Normal
-13.91" : 0% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2025 to May 27, 2026(0 of 239 days covered by obs)
NOAA Normal
21.31"
Departure from Normal
-21.31" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.60
1.58
0.02
Feb
1.81
1.82
-0.01
Mar
2.48
2.29
0.19
Apr
3.85
3.76
0.09
May
4.79
4.87
-0.08
Jun
4.74
4.70
0.04
Jul
3.91
3.86
0.05
Aug
3.80
3.67
0.13
Sep
3.61
3.64
-0.03
Oct
2.93
2.78
0.15
Nov
2.44
2.37
0.07
Dec
2.03
1.96
0.07
37.99
37.30
0.69