Viewing Station: IL-CK-390 : Alsip 0.9 E
Mar 17, 2023 - Nov 20, 2025903 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.09"
November 1-20, 2025(20 of 20 days covered by obs)
NOAA Normal
1.74"
Departure from Normal
-0.65" : 63% of Normal
Year-To-Date: 30.51"
Jan 1 to Nov 20, 2025(323 of 324 days covered by obs)
NOAA Normal
35.24"
Departure from Normal
-4.73" : 87% of Normal
Water Year-To-Date: 3.52"
Oct 1, 2025 to Nov 20, 2025(51 of 51 days covered by obs)
NOAA Normal
5.21"
Departure from Normal
-1.69" : 68% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.11
2.19
-0.08
Feb
1.85
2.00
-0.15
Mar
2.37
2.38
-0.01
Apr
3.82
3.84
-0.02
May
4.43
4.50
-0.07
Jun
4.33
4.28
0.05
Jul
3.80
4.06
-0.26
Aug
4.02
4.04
-0.02
Sep
3.30
3.28
0.02
Oct
3.47
3.47
0.00
Nov
2.61
2.64
-0.03
Dec
2.13
2.26
-0.13
38.24
38.94
-0.70