Viewing Station: IL-PT-1 : Monticello 3.5 NNE
Dec 14, 2007 - Jun 9, 20265,601 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.32"
June 1-13, 2026(9 of 13 days covered by obs)
NOAA Normal
2.00"
Departure from Normal
-0.68" : 66% of Normal
Year-To-Date: 10.10"
Jan 1 to Jun 13, 2026(72 of 164 days covered by obs)
NOAA Normal
17.27"
Departure from Normal
-7.17" : 58% of Normal
Water Year-To-Date: 12.25"
Oct 1, 2025 to Jun 13, 2026(106 of 256 days covered by obs)
NOAA Normal
25.91"
Departure from Normal
-13.66" : 47% 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