Viewing Station: IL-CK-407 : Matteson 0.9 E
Sep 30, 2022 - Jul 9, 2026770 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.12"
July 1-9, 2026(7 of 9 days covered by obs)
NOAA Normal
1.24"
Departure from Normal
3.88" : 412% of Normal
Year-To-Date: 24.32"
Jan 1 to Jul 9, 2026(102 of 190 days covered by obs)
NOAA Normal
20.56"
Departure from Normal
3.76" : 118% of Normal
Water Year-To-Date: 30.50"
Oct 1, 2025 to Jul 9, 2026(151 of 282 days covered by obs)
NOAA Normal
28.84"
Departure from Normal
1.66" : 106% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.24
2.26
-0.02
Feb
1.94
2.01
-0.07
Mar
2.43
2.43
0.00
Apr
3.79
3.80
-0.01
May
4.42
4.55
-0.13
Jun
4.50
4.60
-0.10
Jul
4.28
4.44
-0.16
Aug
3.99
4.04
-0.05
Sep
3.41
3.33
0.08
Oct
3.40
3.49
-0.09
Nov
2.68
2.76
-0.08
Dec
2.20
2.26
-0.06
39.28
39.97
-0.69