Viewing Station: MO-SS-37 : St. Peters 2.2 NE
May 28, 2017 - Sep 16, 20252,886 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.07"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.75"
Departure from Normal
-1.68" : 4% of Normal
Year-To-Date: 38.19"
Jan 1 to Sep 16, 2025(256 of 259 days covered by obs)
NOAA Normal
31.11"
Departure from Normal
7.08" : 123% of Normal
Water Year-To-Date: 50.45"
Oct 1, 2024 to Sep 16, 2025(348 of 351 days covered by obs)
NOAA Normal
40.13"
Departure from Normal
10.32" : 126% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.43
2.53
-0.10
Feb
2.16
2.28
-0.12
Mar
3.43
3.48
-0.05
Apr
4.62
4.76
-0.14
May
4.96
5.22
-0.26
Jun
4.41
4.43
-0.02
Jul
3.74
4.02
-0.28
Aug
3.61
3.68
-0.07
Sep
3.29
3.15
0.14
Oct
3.10
3.24
-0.14
Nov
3.37
3.43
-0.06
Dec
2.55
2.69
-0.14
41.67
42.91
-1.24