Viewing Station: IL-CK-42 : Mount Prospect 3.0 NE
Mar 26, 2007 - Oct 30, 20255,697 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.91"
October 1-31, 2025(30 of 31 days covered by obs)
NOAA Normal
3.22"
Departure from Normal
-1.31" : 59% of Normal
Year-To-Date: 21.93"
Jan 1 to Oct 31, 2025(301 of 304 days covered by obs)
NOAA Normal
32.71"
Departure from Normal
-10.78" : 67% of Normal
Water Year-To-Date: 1.91"
Oct 1, 2025 to Oct 31, 2025(30 of 31 days covered by obs)
NOAA Normal
3.22"
Departure from Normal
-1.31" : 59% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.89
1.99
-0.10
Feb
1.78
1.90
-0.12
Mar
2.24
2.24
0.00
Apr
3.74
3.71
0.03
May
4.37
4.50
-0.13
Jun
4.53
4.24
0.29
Jul
3.82
3.55
0.27
Aug
3.83
3.92
-0.09
Sep
3.29
3.24
0.05
Oct
3.22
3.27
-0.05
Nov
2.40
2.41
-0.01
Dec
2.07
2.11
-0.04
37.18
37.08
0.10