Viewing Station: IL-WD-25 : Prophetstown 0.6 ESE
Apr 29, 2025 - Sep 17, 2025138 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.07"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
2.11"
Departure from Normal
-2.04" : 3% of Normal
Year-To-Date: 12.45"
Jan 1 to Sep 17, 2025(142 of 260 days covered by obs)
NOAA Normal
29.21"
Departure from Normal
-16.76" : 43% of Normal
Water Year-To-Date: 12.45"
Oct 1, 2024 to Sep 17, 2025(142 of 352 days covered by obs)
NOAA Normal
36.53"
Departure from Normal
-24.08" : 34% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.64
1.64
0.00
Feb
1.71
1.74
-0.03
Mar
2.50
2.53
-0.03
Apr
3.72
3.72
0.00
May
4.63
4.81
-0.18
Jun
4.92
4.91
0.01
Jul
4.08
4.03
0.05
Aug
3.90
4.19
-0.29
Sep
3.72
3.47
0.25
Oct
2.87
3.02
-0.15
Nov
2.39
2.14
0.25
Dec
2.06
2.01
0.05
38.14
38.21
-0.07