Viewing Station: MO-SL-115 : Ballwin 1.0 SE
May 8, 2025 - Sep 23, 2026474 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.28"
September 1-23, 2026(22 of 23 days covered by obs)
NOAA Normal
2.58"
Departure from Normal
0.70" : 127% of Normal
Year-To-Date: 38.04"
Jan 1 to Sep 23, 2026(251 of 266 days covered by obs)
NOAA Normal
32.24"
Departure from Normal
5.80" : 118% of Normal
Water Year-To-Date: 43.42"
Oct 1, 2025 to Sep 23, 2026(334 of 358 days covered by obs)
NOAA Normal
41.38"
Departure from Normal
2.04" : 105% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.54
2.71
-0.17
Feb
2.18
2.33
-0.15
Mar
3.48
3.55
-0.07
Apr
4.67
4.72
-0.05
May
4.96
5.07
-0.11
Jun
4.48
4.50
-0.02
Jul
3.78
3.99
-0.21
Aug
3.57
3.41
0.16
Sep
3.36
3.38
-0.02
Oct
3.12
3.24
-0.12
Nov
3.39
3.52
-0.13
Dec
2.63
2.71
-0.08
42.16
43.13
-0.97