Viewing Station: IL-WD-18 : Prophetstown 0.2 SW
Apr 7, 2018 - Jun 27, 20262,652 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 9.81"
June 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
4.44"
Departure from Normal
5.37" : 221% of Normal
Year-To-Date: 24.15"
Jan 1 to Jun 27, 2026(178 of 178 days covered by obs)
NOAA Normal
18.60"
Departure from Normal
5.55" : 130% of Normal
Water Year-To-Date: 31.82"
Oct 1, 2025 to Jun 27, 2026(270 of 270 days covered by obs)
NOAA Normal
25.88"
Departure from Normal
5.94" : 123% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.63
1.64
-0.01
Feb
1.70
1.74
-0.04
Mar
2.50
2.53
-0.03
Apr
3.71
3.72
-0.01
May
4.62
4.81
-0.19
Jun
4.93
4.91
0.02
Jul
4.10
4.03
0.07
Aug
3.92
4.18
-0.26
Sep
3.76
3.47
0.29
Oct
2.86
3.02
-0.16
Nov
2.36
2.14
0.22
Dec
2.06
2.01
0.05
38.15
38.20
-0.05