Monthly Historical AveragesWestport, MO

Average Temperature
High
13°
Feels 12
Low
7°
Feels 5
Average Precipitation
16 Days
Rain amount
89.4mm
Snow amount
0cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastTuesday, May 19, 2026
Day
Cloudy with showers
14°Feels 12
Wind
22 km/h SW
Gust
32 km/h
Humidity
78%
P.O.P
90%
Rain
~5 mm
Night
Chance of a shower
10°Feels 7
Wind
30 km/h W
Gust
45 km/h
Humidity
93%
P.O.P
80%
Rain
~1 mm
Historical AveragesMay 19
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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