Viewing Station: MO-SL-27 : Ballwin 0.5 NNW
Oct 23, 2010 - May 2, 20255,067 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.15"
May 1-2, 2025(2 of 2 days covered by obs)
NOAA Normal
0.32"
Departure from Normal
0.83" : 362% of Normal
Year-To-Date: 18.00"
Jan 1 to May 2, 2025(122 of 122 days covered by obs)
NOAA Normal
13.18"
Departure from Normal
4.82" : 137% of Normal
Water Year-To-Date: 33.42"
Oct 1, 2024 to May 2, 2025(214 of 214 days covered by obs)
NOAA Normal
22.33"
Departure from Normal
11.09" : 150% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.53
2.68
-0.15
Feb
2.19
2.33
-0.14
Mar
3.48
3.54
-0.06
Apr
4.66
4.69
-0.03
May
4.93
5.03
-0.10
Jun
4.47
4.48
-0.01
Jul
3.76
3.95
-0.19
Aug
3.61
3.43
0.18
Sep
3.35
3.32
0.03
Oct
3.13
3.27
-0.14
Nov
3.40
3.52
-0.12
Dec
2.62
2.71
-0.09
42.13
42.95
-0.82