Monthly Historical AveragesPort Arthur, TX
Average Temperature
High
27°
Feels 29
Low
21°
Feels 22
Average Precipitation
10 Days
133.7mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, May 25, 2026
Day
28°Feels 30
Wind
12 km/h E
Gust
18 km/h
Humidity
61%
P.O.P
40%
Rain
<1 mm
Night
23°Feels 24
Wind
18 km/h E
Gust
27 km/h
Humidity
93%
P.O.P
40%
Rain
<1 mm
Historical AveragesMay 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity