Viewing Station: MO-SS-48 : St. Peters 4.5 W
Apr 8, 2021 - Jul 19, 20261,285 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.39"
July 1-19, 2026(19 of 19 days covered by obs)
NOAA Normal
2.27"
Departure from Normal
-0.88" : 61% of Normal
Year-To-Date: 27.01"
Jan 1 to Jul 19, 2026(196 of 200 days covered by obs)
NOAA Normal
24.58"
Departure from Normal
2.43" : 110% of Normal
Water Year-To-Date: 31.57"
Oct 1, 2025 to Jul 19, 2026(287 of 292 days covered by obs)
NOAA Normal
33.72"
Departure from Normal
-2.15" : 94% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.48
2.55
-0.07
Feb
2.22
2.35
-0.13
Mar
3.52
3.50
0.02
Apr
4.70
4.72
-0.02
May
4.96
5.06
-0.10
Jun
4.43
4.47
-0.04
Jul
3.70
3.89
-0.19
Aug
3.63
3.55
0.08
Sep
3.31
3.24
0.07
Oct
3.16
3.23
-0.07
Nov
3.41
3.47
-0.06
Dec
2.57
2.71
-0.14
42.09
42.74
-0.65