Viewing Station: IL-WL-67 : Channahon 2.5 SSE
Mar 30, 2010 - May 14, 20265,003 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.60"
May 1-19, 2026(14 of 19 days covered by obs)
NOAA Normal
2.87"
Departure from Normal
-1.27" : 56% of Normal
Year-To-Date: 16.87"
Jan 1 to May 19, 2026(133 of 139 days covered by obs)
NOAA Normal
12.68"
Departure from Normal
4.19" : 133% of Normal
Water Year-To-Date: 21.62"
Oct 1, 2025 to May 19, 2026(225 of 231 days covered by obs)
NOAA Normal
20.44"
Departure from Normal
1.18" : 106% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.05
2.08
-0.03
Feb
1.73
1.83
-0.10
Mar
2.33
2.30
0.03
Apr
3.70
3.68
0.02
May
4.68
4.50
0.18
Jun
4.39
4.50
-0.11
Jul
4.10
4.15
-0.05
Aug
3.87
3.74
0.13
Sep
3.29
3.24
0.05
Oct
3.19
3.11
0.08
Nov
2.52
2.47
0.05
Dec
2.05
2.06
-0.01
37.90
37.66
0.24