Monthly Historical AveragesPort Lavaca, TX
Average Temperature
High
19°
Feels 19
Low
10°
Feels 8
Average Precipitation
5 Days
28.9mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
24°Feels 24
Wind
16 km/h SE
Gust
24 km/h
Humidity
75%
P.O.P
40%
Rain
<1 mm
Night
20°Feels 21
Wind
13 km/h S
Gust
19 km/h
Humidity
98%
P.O.P
20%
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity