Viewing Station: IL-KD-136 : Oswego 0.3 E
Feb 12, 2023 - Sep 18, 2025930 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.53"
September 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
1.90"
Departure from Normal
-1.37" : 28% of Normal
Year-To-Date: 32.08"
Jan 1 to Sep 18, 2025(260 of 261 days covered by obs)
NOAA Normal
28.52"
Departure from Normal
3.56" : 112% of Normal
Water Year-To-Date: 39.47"
Oct 1, 2024 to Sep 18, 2025(352 of 353 days covered by obs)
NOAA Normal
36.44"
Departure from Normal
3.03" : 108% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.93
1.90
0.03
Feb
1.71
1.80
-0.09
Mar
2.25
2.27
-0.02
Apr
3.78
3.77
0.01
May
4.60
4.58
0.02
Jun
4.42
4.33
0.09
Jul
3.91
3.88
0.03
Aug
4.02
3.76
0.26
Sep
3.17
3.24
-0.07
Oct
3.32
3.32
0.00
Nov
2.53
2.48
0.05
Dec
2.07
2.06
0.01
37.71
37.39
0.32