Viewing Station: IL-KN-115 : Aurora 3.5 ESE
Aug 26, 2016 - Sep 21, 20261,916 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 7.08"
September 1-22, 2026(20 of 22 days covered by obs)
NOAA Normal
2.35"
Departure from Normal
4.73" : 302% of Normal
Year-To-Date: 43.77"
Jan 1 to Sep 22, 2026(236 of 265 days covered by obs)
NOAA Normal
29.11"
Departure from Normal
14.66" : 150% of Normal
Water Year-To-Date: 49.62"
Oct 1, 2025 to Sep 22, 2026(326 of 357 days covered by obs)
NOAA Normal
37.20"
Departure from Normal
12.42" : 133% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.94
1.91
0.03
Feb
1.74
1.80
-0.06
Mar
2.28
2.26
0.02
Apr
3.85
3.75
0.10
May
4.58
4.63
-0.05
Jun
4.41
4.33
0.08
Jul
3.96
3.85
0.11
Aug
4.00
3.80
0.20
Sep
3.20
3.22
-0.02
Oct
3.41
3.38
0.03
Nov
2.57
2.45
0.12
Dec
2.11
2.04
0.07
38.05
37.42
0.63