Viewing Station: IL-CK-50 : Palos Park 1.3 SW
Mar 18, 2007 - Jan 15, 20265,115 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.95"
January 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
1.91" : 285% of Normal
Year-To-Date: 2.95"
Jan 1 to Jan 15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
1.91" : 285% of Normal
Water Year-To-Date: 9.67"
Oct 1, 2025 to Jan 15, 2026(107 of 107 days covered by obs)
NOAA Normal
9.35"
Departure from Normal
0.32" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.14
2.20
-0.06
Feb
1.90
1.99
-0.09
Mar
2.43
2.38
0.05
Apr
3.85
3.90
-0.05
May
4.54
4.67
-0.13
Jun
4.42
4.36
0.06
Jul
3.99
4.11
-0.12
Aug
4.05
4.08
-0.03
Sep
3.36
3.28
0.08
Oct
3.48
3.48
0.00
Nov
2.65
2.61
0.04
Dec
2.18
2.26
-0.08
38.99
39.32
-0.33