Viewing Station: IL-CK-358 : Burr Ridge 1.0 ENE
Mar 18, 2021 - Sep 27, 20262,008 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.07"
September 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
2.96"
Departure from Normal
2.11" : 171% of Normal
Year-To-Date: 42.58"
Jan 1 to Sep 27, 2026(270 of 270 days covered by obs)
NOAA Normal
29.93"
Departure from Normal
12.65" : 142% of Normal
Water Year-To-Date: 50.03"
Oct 1, 2025 to Sep 27, 2026(362 of 362 days covered by obs)
NOAA Normal
38.20"
Departure from Normal
11.83" : 131% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.02
2.22
-0.20
Feb
1.84
2.00
-0.16
Mar
2.40
2.36
0.04
Apr
3.85
3.93
-0.08
May
4.58
4.70
-0.12
Jun
4.37
4.43
-0.06
Jul
3.78
3.93
-0.15
Aug
4.13
4.04
0.09
Sep
3.29
3.24
0.05
Oct
3.54
3.48
0.06
Nov
2.58
2.61
-0.03
Dec
2.15
2.27
-0.12
38.53
39.21
-0.68