Viewing Station: IL-KN-23 : Batavia 1.5 WNW
Mar 20, 2007 - Sep 21, 20266,888 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.81"
September 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
2.27"
Departure from Normal
2.54" : 212% of Normal
Year-To-Date: 37.12"
Jan 1 to Sep 21, 2026(264 of 264 days covered by obs)
NOAA Normal
28.53"
Departure from Normal
8.59" : 130% of Normal
Water Year-To-Date: 44.99"
Oct 1, 2025 to Sep 21, 2026(356 of 356 days covered by obs)
NOAA Normal
36.38"
Departure from Normal
8.61" : 124% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.75
1.89
-0.14
Feb
1.73
1.85
-0.12
Mar
2.23
2.28
-0.05
Apr
3.76
3.76
0.00
May
4.75
4.73
0.02
Jun
4.34
4.29
0.05
Jul
3.79
3.72
0.07
Aug
3.91
3.80
0.11
Sep
3.24
3.31
-0.07
Oct
3.33
3.36
-0.03
Nov
2.53
2.54
-0.01
Dec
1.99
2.11
-0.12
37.35
37.64
-0.29