Viewing Station: IL-TZ-39 : Pekin 1.3 SSW
Oct 1, 2023 - Sep 15, 2025710 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.10"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.82"
Departure from Normal
-1.72" : 5% of Normal
Year-To-Date: 18.01"
Jan 1 to Sep 16, 2025(258 of 259 days covered by obs)
NOAA Normal
28.38"
Departure from Normal
-10.37" : 63% of Normal
Water Year-To-Date: 23.89"
Oct 1, 2024 to Sep 16, 2025(350 of 351 days covered by obs)
NOAA Normal
36.32"
Departure from Normal
-12.43" : 66% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.07
2.08
-0.01
Feb
1.89
1.95
-0.06
Mar
2.48
2.58
-0.10
Apr
3.81
3.80
0.01
May
4.61
4.73
-0.12
Jun
4.16
4.13
0.03
Jul
3.94
3.77
0.17
Aug
3.60
3.38
0.22
Sep
3.41
3.43
-0.02
Oct
3.10
3.07
0.03
Nov
2.70
2.68
0.02
Dec
2.14
2.18
-0.04
37.91
37.78
0.13