Viewing Station: IL-KN-86 : Elgin 7.5 WSW
Apr 21, 2011 - Sep 18, 20264,028 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.85"
September 1-19, 2026(18 of 19 days covered by obs)
NOAA Normal
2.15"
Departure from Normal
-0.30" : 86% of Normal
Year-To-Date: 33.83"
Jan 1 to Sep 19, 2026(192 of 262 days covered by obs)
NOAA Normal
28.84"
Departure from Normal
4.99" : 117% of Normal
Water Year-To-Date: 37.40"
Oct 1, 2025 to Sep 19, 2026(247 of 354 days covered by obs)
NOAA Normal
36.68"
Departure from Normal
0.72" : 102% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.74
1.84
-0.10
Feb
1.77
1.79
-0.02
Mar
2.28
2.29
-0.01
Apr
3.71
3.72
-0.01
May
4.77
4.87
-0.10
Jun
4.60
4.41
0.19
Jul
3.92
3.82
0.10
Aug
3.90
3.96
-0.06
Sep
3.39
3.45
-0.06
Oct
3.31
3.24
0.07
Nov
2.50
2.52
-0.02
Dec
2.03
2.14
-0.11
37.92
38.05
-0.13