Viewing Station: IL-SG-80 : Pleasant Plains 1.7 WSW
May 10, 2026 - Sep 21, 2026133 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.36"
September 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
2.30"
Departure from Normal
0.06" : 103% of Normal
Year-To-Date: 16.32"
Jan 1 to Sep 22, 2026(135 of 265 days covered by obs)
NOAA Normal
29.17"
Departure from Normal
-12.85" : 56% of Normal
Water Year-To-Date: 16.32"
Oct 1, 2025 to Sep 22, 2026(135 of 357 days covered by obs)
NOAA Normal
37.29"
Departure from Normal
-20.97" : 44% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.13
2.09
0.04
Feb
1.92
1.89
0.03
Mar
2.63
2.65
-0.02
Apr
4.01
3.98
0.03
May
4.59
4.69
-0.10
Jun
4.39
4.36
0.03
Jul
3.73
3.80
-0.07
Aug
3.47
3.39
0.08
Sep
3.13
3.21
-0.08
Oct
3.16
3.07
0.09
Nov
2.89
2.87
0.02
Dec
2.07
2.14
-0.07
38.12
38.14
-0.02