Viewing Station: IL-MCL-4 : Heyworth 0.6 E
Jan 21, 2007 - Sep 26, 20267,173 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 2.46"
September 1-26, 2026(26 of 26 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
-0.20" : 92% of Normal
Year-To-Date: 42.88"
Jan 1 to Sep 26, 2026(268 of 269 days covered by obs)
NOAA Normal
29.34"
Departure from Normal
13.54" : 146% of Normal
Water Year-To-Date: 47.32"
Oct 1, 2025 to Sep 26, 2026(360 of 361 days covered by obs)
NOAA Normal
37.73"
Departure from Normal
9.59" : 125% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.12
2.21
-0.09
Feb
1.85
1.95
-0.10
Mar
2.60
2.66
-0.06
Apr
3.80
3.77
0.03
May
4.53
4.50
0.03
Jun
4.19
4.25
-0.06
Jul
4.09
4.05
0.04
Aug
3.50
3.46
0.04
Sep
3.07
3.23
-0.16
Oct
3.30
3.33
-0.03
Nov
2.90
2.84
0.06
Dec
2.19
2.32
-0.13
38.14
38.57
-0.43