Viewing Station: IL-SG-11 : Chatham 1.4 ESE
Jan 13, 2007 - Jul 1, 20255,519 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.06"
July 1-2, 2025(1 of 2 days covered by obs)
NOAA Normal
0.24"
Departure from Normal
-0.18" : 25% of Normal
Year-To-Date: 15.78"
Jan 1 to Jul 2, 2025(181 of 183 days covered by obs)
NOAA Normal
20.19"
Departure from Normal
-4.41" : 78% of Normal
Water Year-To-Date: 25.82"
Oct 1, 2024 to Jul 2, 2025(273 of 275 days covered by obs)
NOAA Normal
28.53"
Departure from Normal
-2.71" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.15
2.14
0.01
Feb
2.00
1.93
0.07
Mar
2.75
2.71
0.04
Apr
4.18
4.06
0.12
May
4.49
4.60
-0.11
Jun
4.38
4.41
-0.03
Jul
3.75
3.54
0.21
Aug
3.41
3.10
0.31
Sep
3.12
3.12
0.00
Oct
3.15
3.10
0.05
Nov
3.04
2.97
0.07
Dec
2.15
2.17
-0.02
38.57
37.85
0.72