Viewing Station: IL-WN-40 : Rockford 4.5 WSW
Dec 2, 2018 - Jul 19, 20252,363 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.24"
July 1-19, 2025(19 of 19 days covered by obs)
NOAA Normal
2.36"
Departure from Normal
0.88" : 137% of Normal
Year-To-Date: 13.56"
Jan 1 to Jul 19, 2025(199 of 200 days covered by obs)
NOAA Normal
20.95"
Departure from Normal
-7.39" : 65% of Normal
Water Year-To-Date: 18.36"
Oct 1, 2024 to Jul 19, 2025(291 of 292 days covered by obs)
NOAA Normal
27.98"
Departure from Normal
-9.62" : 66% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.60
1.60
0.00
Feb
1.64
1.65
-0.01
Mar
2.25
2.17
0.08
Apr
3.74
3.60
0.14
May
4.21
4.27
-0.06
Jun
5.15
5.28
-0.13
Jul
3.85
3.73
0.12
Aug
3.86
4.02
-0.16
Sep
3.61
3.51
0.10
Oct
2.79
2.80
-0.01
Nov
2.31
2.24
0.07
Dec
1.93
1.96
-0.03
36.94
36.83
0.11