Viewing Station: IL-WN-50 : Rockton 3.1 SW
May 18, 2021 - Jul 17, 2025827 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 7.24"
July 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
2.06"
Departure from Normal
5.18" : 351% of Normal
Year-To-Date: 13.27"
Jan 1 to Jul 17, 2025(66 of 198 days covered by obs)
NOAA Normal
20.63"
Departure from Normal
-7.36" : 64% of Normal
Water Year-To-Date: 13.27"
Oct 1, 2024 to Jul 17, 2025(87 of 290 days covered by obs)
NOAA Normal
27.69"
Departure from Normal
-14.42" : 48% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.57
1.58
-0.01
Feb
1.58
1.56
0.02
Mar
2.14
2.14
0.00
Apr
3.67
3.55
0.12
May
4.24
4.21
0.03
Jun
5.37
5.36
0.01
Jul
3.76
3.65
0.11
Aug
4.00
4.07
-0.07
Sep
3.63
3.72
-0.09
Oct
2.87
2.86
0.01
Nov
2.29
2.38
-0.09
Dec
1.90
1.95
-0.05
37.02
37.03
-0.01