Viewing Station: IL-RH-18 : Percy 0.7 SSW
Jun 17, 2026 - Jul 8, 202619 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.85"
July 1-8, 2026(8 of 8 days covered by obs)
NOAA Normal
0.99"
Departure from Normal
-0.14" : 86% of Normal
Year-To-Date: 3.93"
Jan 1 to Jul 8, 2026(22 of 189 days covered by obs)
NOAA Normal
24.56"
Departure from Normal
-20.63" : 16% of Normal
Water Year-To-Date: 3.93"
Oct 1, 2025 to Jul 8, 2026(22 of 281 days covered by obs)
NOAA Normal
34.59"
Departure from Normal
-30.66" : 11% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.77
2.82
-0.05
Feb
2.58
2.57
0.01
Mar
3.84
3.85
-0.01
Apr
4.97
4.98
-0.01
May
5.14
5.35
-0.21
Jun
4.27
4.48
-0.21
Jul
3.84
3.91
-0.07
Aug
3.07
3.13
-0.06
Sep
2.93
3.14
-0.21
Oct
3.20
3.12
0.08
Nov
3.87
3.90
-0.03
Dec
2.96
2.97
-0.01
43.44
44.22
-0.78