Viewing Station: IL-JH-4 : Vienna 5.3 NNW
Mar 11, 2023 - Sep 10, 20261,276 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.24"
September 1-10, 2026(10 of 10 days covered by obs)
NOAA Normal
1.12"
Departure from Normal
-0.88" : 21% of Normal
Year-To-Date: 37.15"
Jan 1 to Sep 10, 2026(253 of 253 days covered by obs)
NOAA Normal
34.85"
Departure from Normal
2.30" : 107% of Normal
Water Year-To-Date: 48.25"
Oct 1, 2025 to Sep 10, 2026(345 of 345 days covered by obs)
NOAA Normal
46.92"
Departure from Normal
1.33" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.55
3.58
-0.03
Feb
3.40
3.40
0.00
Mar
4.61
4.56
0.05
Apr
5.28
5.29
-0.01
May
5.08
5.15
-0.07
Jun
4.39
4.54
-0.15
Jul
4.33
4.08
0.25
Aug
3.09
3.05
0.04
Sep
3.36
3.29
0.07
Oct
3.80
3.69
0.11
Nov
4.39
4.28
0.11
Dec
3.88
3.93
-0.05
49.16
48.84
0.32