Viewing Station: IL-JF-4 : Mount Vernon 1.3 SW
Apr 19, 2008 - Jul 1, 20183,497 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
June 1-9, 2026(0 of 9 days covered by obs)
NOAA Normal
1.40"
Departure from Normal
-1.40" : 0% of Normal
Year-To-Date: 0.00"
Jan 1 to Jun 9, 2026(0 of 160 days covered by obs)
NOAA Normal
20.84"
Departure from Normal
-20.84" : 0% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2025 to Jun 9, 2026(0 of 252 days covered by obs)
NOAA Normal
31.22"
Departure from Normal
-31.22" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.04
2.88
0.16
Feb
2.57
2.65
-0.08
Mar
3.92
3.77
0.15
Apr
4.82
4.96
-0.14
May
5.10
5.03
0.07
Jun
4.65
4.58
0.07
Jul
4.03
3.93
0.10
Aug
3.46
3.31
0.15
Sep
3.23
3.25
-0.02
Oct
3.41
3.35
0.06
Nov
3.98
3.91
0.07
Dec
2.99
2.93
0.06
45.20
44.55
0.65