Viewing Station: IL-LG-15 : Chestnut 1.9 W
Mar 20, 2008 - May 5, 20255,011 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.04"
May 1-9, 2025(5 of 9 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
-0.26" : 80% of Normal
Year-To-Date: 8.24"
Jan 1 to May 9, 2025(114 of 129 days covered by obs)
NOAA Normal
12.14"
Departure from Normal
-3.90" : 68% of Normal
Water Year-To-Date: 16.67"
Oct 1, 2024 to May 9, 2025(206 of 221 days covered by obs)
NOAA Normal
20.66"
Departure from Normal
-3.99" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.19
2.17
0.02
Feb
1.98
2.04
-0.06
Mar
2.75
2.70
0.05
Apr
3.92
3.93
-0.01
May
4.47
4.36
0.11
Jun
4.28
4.30
-0.02
Jul
4.08
4.21
-0.13
Aug
3.36
3.31
0.05
Sep
3.11
2.98
0.13
Oct
3.28
3.29
-0.01
Nov
2.98
2.86
0.12
Dec
2.26
2.23
0.03
38.66
38.38
0.28