Viewing Station: IL-TZ-40 : Morton 5.1 E
Oct 22, 2023 - Dec 15, 2025753 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.50"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
-0.54" : 48% of Normal
Year-To-Date: 25.88"
Jan 1 to Dec 15, 2025(346 of 349 days covered by obs)
NOAA Normal
36.92"
Departure from Normal
-11.04" : 70% of Normal
Water Year-To-Date: 4.00"
Oct 1, 2025 to Dec 15, 2025(76 of 76 days covered by obs)
NOAA Normal
6.89"
Departure from Normal
-2.89" : 58% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.09
2.14
-0.05
Feb
1.85
1.93
-0.08
Mar
2.54
2.59
-0.05
Apr
3.82
3.83
-0.01
May
4.56
4.73
-0.17
Jun
4.11
4.11
0.00
Jul
4.17
3.78
0.39
Aug
3.64
3.45
0.19
Sep
3.25
3.33
-0.08
Oct
3.13
3.12
0.01
Nov
2.72
2.77
-0.05
Dec
2.14
2.21
-0.07
38.02
37.99
0.03