Viewing Station: IL-SG-45 : Chatham 1.5 E
May 30, 2014 - Jun 7, 20253,929 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.67"
June 1-8, 2025(7 of 8 days covered by obs)
NOAA Normal
1.17"
Departure from Normal
0.50" : 143% of Normal
Year-To-Date: 13.70"
Jan 1 to Jun 8, 2025(158 of 159 days covered by obs)
NOAA Normal
16.74"
Departure from Normal
-3.04" : 82% of Normal
Water Year-To-Date: 23.91"
Oct 1, 2024 to Jun 8, 2025(250 of 251 days covered by obs)
NOAA Normal
25.08"
Departure from Normal
-1.17" : 95% 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