Viewing Station: IL-PT-1 : Monticello 3.5 NNE
Dec 14, 2007 - Nov 24, 20255,540 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
December 1-21, 2025(0 of 21 days covered by obs)
NOAA Normal
1.56"
Departure from Normal
-1.56" : 0% of Normal
Year-To-Date: 9.74"
Jan 1 to Dec 21, 2025(149 of 355 days covered by obs)
NOAA Normal
38.45"
Departure from Normal
-28.71" : 25% of Normal
Water Year-To-Date: 2.15"
Oct 1, 2025 to Dec 21, 2025(34 of 82 days covered by obs)
NOAA Normal
7.90"
Departure from Normal
-5.75" : 27% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.25
2.28
-0.03
Feb
1.97
2.01
-0.04
Mar
2.48
2.72
-0.24
Apr
4.03
3.90
0.13
May
4.54
4.52
0.02
Jun
4.62
4.49
0.13
Jul
4.15
4.07
0.08
Aug
3.27
3.17
0.10
Sep
3.24
3.05
0.19
Oct
3.25
3.20
0.05
Nov
3.09
3.00
0.09
Dec
2.30
2.33
-0.03
39.19
38.74
0.45