Viewing Station: IL-MCH-109 : Crystal Lake 2.9 ENE
Sep 14, 2022 - May 25, 2026882 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.07"
May 1-25, 2026(25 of 25 days covered by obs)
NOAA Normal
3.56"
Departure from Normal
-2.49" : 30% of Normal
Year-To-Date: 9.04"
Jan 1 to May 25, 2026(56 of 145 days covered by obs)
NOAA Normal
12.99"
Departure from Normal
-3.95" : 70% of Normal
Water Year-To-Date: 12.94"
Oct 1, 2025 to May 25, 2026(112 of 237 days covered by obs)
NOAA Normal
20.53"
Departure from Normal
-7.59" : 63% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.74
1.80
-0.06
Feb
1.72
1.81
-0.09
Mar
2.21
2.20
0.01
Apr
3.76
3.67
0.09
May
4.42
4.71
-0.29
Jun
4.60
4.77
-0.17
Jul
3.83
3.88
-0.05
Aug
3.79
3.85
-0.06
Sep
3.52
3.50
0.02
Oct
3.13
3.15
-0.02
Nov
2.39
2.40
-0.01
Dec
2.02
2.02
0.00
37.13
37.76
-0.63