Viewing Station: IL-KN-140 : Algonquin 1.3 SE
Oct 1, 2022 - Sep 21, 20261,295 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.77"
September 1-22, 2026(20 of 22 days covered by obs)
NOAA Normal
2.58"
Departure from Normal
2.19" : 185% of Normal
Year-To-Date: 32.18"
Jan 1 to Sep 22, 2026(233 of 265 days covered by obs)
NOAA Normal
29.18"
Departure from Normal
3.00" : 110% of Normal
Water Year-To-Date: 39.42"
Oct 1, 2025 to Sep 22, 2026(318 of 357 days covered by obs)
NOAA Normal
36.91"
Departure from Normal
2.51" : 107% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.78
1.88
-0.10
Feb
1.77
1.83
-0.06
Mar
2.26
2.22
0.04
Apr
3.73
3.71
0.02
May
4.65
4.86
-0.21
Jun
4.63
4.64
-0.01
Jul
3.90
3.89
0.01
Aug
3.88
4.01
-0.13
Sep
3.52
3.48
0.04
Oct
3.23
3.21
0.02
Nov
2.43
2.47
-0.04
Dec
2.07
2.10
-0.03
37.85
38.30
-0.45