Viewing Station: MO-SL-49 : Ballwin 1.6 E
Mar 4, 2003 - Dec 18, 20253,805 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
December 1-20, 2025(18 of 20 days covered by obs)
NOAA Normal
1.70"
Departure from Normal
-1.70" : 0% of Normal
Year-To-Date: 38.41"
Jan 1 to Dec 20, 2025(347 of 354 days covered by obs)
NOAA Normal
41.23"
Departure from Normal
-2.82" : 93% of Normal
Water Year-To-Date: 3.94"
Oct 1, 2025 to Dec 20, 2025(77 of 81 days covered by obs)
NOAA Normal
8.21"
Departure from Normal
-4.27" : 48% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.54
2.70
-0.16
Feb
2.18
2.32
-0.14
Mar
3.48
3.55
-0.07
Apr
4.67
4.71
-0.04
May
4.96
5.06
-0.10
Jun
4.48
4.51
-0.03
Jul
3.78
4.00
-0.22
Aug
3.57
3.41
0.16
Sep
3.36
3.38
-0.02
Oct
3.12
3.25
-0.13
Nov
3.39
3.52
-0.13
Dec
2.63
2.71
-0.08
42.16
43.12
-0.96