Viewing Station: IL-MD-39 : Maryville 1.4 ENE
Aug 24, 2019 - Dec 22, 20252,320 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.66"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
1.89"
Departure from Normal
-1.23" : 35% of Normal
Year-To-Date: 44.06"
Jan 1 to Dec 22, 2025(356 of 356 days covered by obs)
NOAA Normal
41.67"
Departure from Normal
2.39" : 106% of Normal
Water Year-To-Date: 7.01"
Oct 1, 2025 to Dec 22, 2025(83 of 83 days covered by obs)
NOAA Normal
8.62"
Departure from Normal
-1.61" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.57
2.67
-0.10
Feb
2.26
2.35
-0.09
Mar
3.38
3.44
-0.06
Apr
4.78
4.84
-0.06
May
5.01
5.10
-0.09
Jun
4.27
4.63
-0.36
Jul
4.11
4.28
-0.17
Aug
3.37
3.70
-0.33
Sep
3.30
3.17
0.13
Oct
3.23
3.23
0.00
Nov
3.50
3.53
-0.03
Dec
2.67
2.65
0.02
42.45
43.59
-1.14