Viewing Station: IL-KN-67 : St. Charles 6.0 NW
May 11, 2008 - Dec 15, 20256,672 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.81"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
0.98"
Departure from Normal
-0.17" : 83% of Normal
Year-To-Date: 28.58"
Jan 1 to Dec 15, 2025(349 of 349 days covered by obs)
NOAA Normal
36.57"
Departure from Normal
-7.99" : 78% of Normal
Water Year-To-Date: 5.08"
Oct 1, 2025 to Dec 15, 2025(76 of 76 days covered by obs)
NOAA Normal
6.77"
Departure from Normal
-1.69" : 75% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.74
1.85
-0.11
Feb
1.77
1.80
-0.03
Mar
2.26
2.29
-0.03
Apr
3.70
3.73
-0.03
May
4.74
4.87
-0.13
Jun
4.51
4.39
0.12
Jul
3.84
3.80
0.04
Aug
3.88
3.95
-0.07
Sep
3.36
3.44
-0.08
Oct
3.29
3.26
0.03
Nov
2.50
2.52
-0.02
Dec
2.02
2.15
-0.13
37.61
38.05
-0.44