Viewing Station: MO-SS-37 : St. Peters 2.2 NE
May 28, 2017 - May 16, 20263,120 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.40"
May 1-16, 2026(16 of 16 days covered by obs)
NOAA Normal
2.56"
Departure from Normal
-1.16" : 55% of Normal
Year-To-Date: 15.88"
Jan 1 to May 16, 2026(136 of 136 days covered by obs)
NOAA Normal
15.20"
Departure from Normal
0.68" : 104% of Normal
Water Year-To-Date: 21.81"
Oct 1, 2025 to May 16, 2026(227 of 228 days covered by obs)
NOAA Normal
24.22"
Departure from Normal
-2.41" : 90% 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