Viewing Station: IL-WD-22 : Rock Falls 3.1 S
Dec 31, 2020 - Jun 22, 20251,482 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 2.05"
June 1-23, 2025(22 of 23 days covered by obs)
NOAA Normal
3.90"
Departure from Normal
-1.85" : 53% of Normal
Year-To-Date: 12.63"
Jan 1 to Jun 23, 2025(170 of 174 days covered by obs)
NOAA Normal
18.03"
Departure from Normal
-5.40" : 70% of Normal
Water Year-To-Date: 18.45"
Oct 1, 2024 to Jun 23, 2025(260 of 266 days covered by obs)
NOAA Normal
25.30"
Departure from Normal
-6.85" : 73% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.64
1.68
-0.04
Feb
1.75
1.70
0.05
Mar
2.42
2.37
0.05
Apr
3.68
3.79
-0.11
May
4.64
4.83
-0.19
Jun
5.09
5.27
-0.18
Jul
3.94
4.17
-0.23
Aug
3.96
4.23
-0.27
Sep
3.60
3.65
-0.05
Oct
2.85
2.81
0.04
Nov
2.36
2.28
0.08
Dec
2.06
1.94
0.12
37.99
38.72
-0.73