Viewing Station: IL-KD-177 : Oswego 3.8 WSW
Sep 16, 2026 - Sep 19, 20262 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.49"
September 1-19, 2026(4 of 19 days covered by obs)
NOAA Normal
2.03"
Departure from Normal
1.46" : 172% of Normal
Year-To-Date: 3.49"
Jan 1 to Sep 19, 2026(4 of 262 days covered by obs)
NOAA Normal
28.47"
Departure from Normal
-24.98" : 12% of Normal
Water Year-To-Date: 3.49"
Oct 1, 2025 to Sep 19, 2026(4 of 354 days covered by obs)
NOAA Normal
36.28"
Departure from Normal
-32.79" : 10% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.86
1.91
-0.05
Feb
1.68
1.82
-0.14
Mar
2.22
2.30
-0.08
Apr
3.74
3.78
-0.04
May
4.60
4.54
0.06
Jun
4.45
4.36
0.09
Jul
3.93
3.90
0.03
Aug
3.96
3.74
0.22
Sep
3.20
3.28
-0.08
Oct
3.28
3.30
-0.02
Nov
2.49
2.49
0.00
Dec
2.04
2.08
-0.04
37.45
37.50
-0.05