Viewing Station: MO-SL-94 : Affton 0.2 SSW
Aug 16, 2022 - May 19, 2026319 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.07"
May 1-19, 2026(9 of 19 days covered by obs)
NOAA Normal
3.01"
Departure from Normal
1.06" : 135% of Normal
Year-To-Date: 16.72"
Jan 1 to May 19, 2026(35 of 139 days covered by obs)
NOAA Normal
15.61"
Departure from Normal
1.11" : 107% of Normal
Water Year-To-Date: 22.28"
Oct 1, 2025 to May 19, 2026(52 of 231 days covered by obs)
NOAA Normal
24.66"
Departure from Normal
-2.38" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.49
2.68
-0.19
Feb
2.09
2.32
-0.23
Mar
3.41
3.51
-0.10
Apr
4.61
4.69
-0.08
May
4.91
4.97
-0.06
Jun
4.45
4.57
-0.12
Jul
3.79
3.90
-0.11
Aug
3.34
3.39
-0.05
Sep
3.41
3.43
-0.02
Oct
3.06
3.21
-0.15
Nov
3.31
3.57
-0.26
Dec
2.68
2.69
-0.01
41.55
42.93
-1.38