Viewing Station: IL-MCH-94 : McHenry 2.4 E
May 19, 2019 - May 27, 20262,324 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.25"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
3.69"
Departure from Normal
-2.44" : 34% of Normal
Year-To-Date: 16.79"
Jan 1 to May 27, 2026(147 of 147 days covered by obs)
NOAA Normal
13.06"
Departure from Normal
3.73" : 129% of Normal
Water Year-To-Date: 23.09"
Oct 1, 2025 to May 27, 2026(239 of 239 days covered by obs)
NOAA Normal
20.50"
Departure from Normal
2.59" : 113% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.74
1.76
-0.02
Feb
1.69
1.77
-0.08
Mar
2.19
2.21
-0.02
Apr
3.75
3.68
0.07
May
4.24
4.54
-0.30
Jun
4.55
4.75
-0.20
Jul
3.64
3.77
-0.13
Aug
3.74
3.75
-0.01
Sep
3.55
3.51
0.04
Oct
3.07
3.11
-0.04
Nov
2.39
2.35
0.04
Dec
1.98
1.99
-0.01
36.53
37.19
-0.66