Viewing Station: IL-TZ-40 : Morton 5.1 E
Oct 22, 2023 - Sep 27, 20261,036 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.19"
September 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
-0.74" : 75% of Normal
Year-To-Date: 38.10"
Jan 1 to Sep 27, 2026(269 of 270 days covered by obs)
NOAA Normal
29.70"
Departure from Normal
8.40" : 128% of Normal
Water Year-To-Date: 44.08"
Oct 1, 2025 to Sep 27, 2026(361 of 362 days covered by obs)
NOAA Normal
37.70"
Departure from Normal
6.38" : 117% 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