Viewing Station: IL-MCH-34 : Pistakee Highlands 0.4 SW
Sep 14, 2008 - May 27, 2026450 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.66"
May 1-27, 2026(7 of 27 days covered by obs)
NOAA Normal
3.65"
Departure from Normal
-2.99" : 18% of Normal
Year-To-Date: 7.86"
Jan 1 to May 27, 2026(26 of 147 days covered by obs)
NOAA Normal
13.07"
Departure from Normal
-5.21" : 60% of Normal
Water Year-To-Date: 7.86"
Oct 1, 2025 to May 27, 2026(26 of 239 days covered by obs)
NOAA Normal
20.51"
Departure from Normal
-12.65" : 38% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.75
1.81
-0.06
Feb
1.70
1.78
-0.08
Mar
2.21
2.24
-0.03
Apr
3.76
3.73
0.03
May
4.19
4.39
-0.20
Jun
4.56
4.66
-0.10
Jul
3.63
3.72
-0.09
Aug
3.73
3.69
0.04
Sep
3.56
3.48
0.08
Oct
3.06
3.09
-0.03
Nov
2.38
2.37
0.01
Dec
2.00
2.02
-0.02
36.53
36.98
-0.45