Viewing Station: IL-TZ-1 : Morton 1.0 S
Nov 16, 2006 - Sep 15, 20256,897 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.03"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.78"
Departure from Normal
-1.75" : 2% of Normal
Year-To-Date: 21.52"
Jan 1 to Sep 16, 2025(257 of 259 days covered by obs)
NOAA Normal
28.64"
Departure from Normal
-7.12" : 75% of Normal
Water Year-To-Date: 28.95"
Oct 1, 2024 to Sep 16, 2025(349 of 351 days covered by obs)
NOAA Normal
36.66"
Departure from Normal
-7.71" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.12
2.17
-0.05
Feb
1.89
1.99
-0.10
Mar
2.53
2.65
-0.12
Apr
3.81
3.86
-0.05
May
4.58
4.82
-0.24
Jun
4.10
4.20
-0.10
Jul
4.17
3.73
0.44
Aug
3.66
3.42
0.24
Sep
3.34
3.32
0.02
Oct
3.11
3.13
-0.02
Nov
2.73
2.72
0.01
Dec
2.18
2.27
-0.09
38.22
38.28
-0.06