Viewing Station: IL-KN-163 : Algonquin 0.9 SSW
Sep 1, 2026 - Sep 16, 202611 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.09"
September 1-16, 2026(14 of 16 days covered by obs)
NOAA Normal
1.88"
Departure from Normal
-0.79" : 58% of Normal
Year-To-Date: 1.09"
Jan 1 to Sep 16, 2026(14 of 259 days covered by obs)
NOAA Normal
28.56"
Departure from Normal
-27.47" : 4% of Normal
Water Year-To-Date: 1.09"
Oct 1, 2025 to Sep 16, 2026(14 of 351 days covered by obs)
NOAA Normal
36.29"
Departure from Normal
-35.20" : 3% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.76
1.87
-0.11
Feb
1.78
1.82
-0.04
Mar
2.27
2.22
0.05
Apr
3.71
3.70
0.01
May
4.68
4.85
-0.17
Jun
4.66
4.65
0.01
Jul
3.91
3.90
0.01
Aug
3.91
4.00
-0.09
Sep
3.52
3.47
0.05
Oct
3.24
3.20
0.04
Nov
2.42
2.47
-0.05
Dec
2.07
2.09
-0.02
37.93
38.24
-0.31