Viewing Station: IL-SG-45 : Chatham 1.5 E
May 30, 2014 - Jul 5, 20253,956 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.04"
July 1-5, 2025(5 of 5 days covered by obs)
NOAA Normal
0.60"
Departure from Normal
-0.56" : 7% of Normal
Year-To-Date: 15.66"
Jan 1 to Jul 5, 2025(186 of 186 days covered by obs)
NOAA Normal
20.55"
Departure from Normal
-4.89" : 76% of Normal
Water Year-To-Date: 25.87"
Oct 1, 2024 to Jul 5, 2025(278 of 278 days covered by obs)
NOAA Normal
28.89"
Departure from Normal
-3.02" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.15
2.15
0.00
Feb
2.00
1.92
0.08
Mar
2.75
2.69
0.06
Apr
4.18
4.03
0.15
May
4.49
4.59
-0.10
Jun
4.38
4.40
-0.02
Jul
3.75
3.53
0.22
Aug
3.41
3.08
0.33
Sep
3.12
3.12
0.00
Oct
3.15
3.10
0.05
Nov
3.04
2.96
0.08
Dec
2.15
2.17
-0.02
38.57
37.74
0.83