Viewing Station: MO-SS-51 : St. Charles 2.6 S
Dec 28, 2021 - Sep 15, 20261,429 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.41"
September 1-15, 2026(15 of 15 days covered by obs)
NOAA Normal
1.66"
Departure from Normal
-1.25" : 25% of Normal
Year-To-Date: 37.70"
Jan 1 to Sep 15, 2026(258 of 258 days covered by obs)
NOAA Normal
31.20"
Departure from Normal
6.50" : 121% of Normal
Water Year-To-Date: 43.49"
Oct 1, 2025 to Sep 15, 2026(350 of 350 days covered by obs)
NOAA Normal
40.31"
Departure from Normal
3.18" : 108% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.47
2.55
-0.08
Feb
2.17
2.25
-0.08
Mar
3.45
3.47
-0.02
Apr
4.66
4.68
-0.02
May
4.99
5.12
-0.13
Jun
4.43
4.42
0.01
Jul
3.78
3.98
-0.20
Aug
3.60
3.62
-0.02
Sep
3.31
3.16
0.15
Oct
3.13
3.30
-0.17
Nov
3.39
3.46
-0.07
Dec
2.58
2.69
-0.11
41.96
42.70
-0.74