Viewing Station: IL-CS-3 : Arenzville 5.3 NNE
Aug 3, 2013 - Aug 13, 20264,796 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.82"
August 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
1.48"
Departure from Normal
-0.66" : 56% of Normal
Year-To-Date: 27.54"
Jan 1 to Aug 13, 2026(222 of 225 days covered by obs)
NOAA Normal
24.99"
Departure from Normal
2.55" : 110% of Normal
Water Year-To-Date: 33.50"
Oct 1, 2025 to Aug 13, 2026(314 of 317 days covered by obs)
NOAA Normal
32.77"
Departure from Normal
0.73" : 102% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.02
2.01
0.01
Feb
1.90
1.86
0.04
Mar
2.57
2.57
0.00
Apr
3.97
3.89
0.08
May
4.75
4.75
0.00
Jun
4.52
4.44
0.08
Jul
3.78
3.72
0.06
Aug
3.52
3.49
0.03
Sep
3.36
3.39
-0.03
Oct
3.04
3.05
-0.01
Nov
2.70
2.83
-0.13
Dec
2.04
2.12
-0.08
38.17
38.12
0.05