Monthly Historical AveragesSan Marcos, TX
Average Temperature
High
26°
Feels 27
Low
15°
Feels 14
Average Precipitation
6 Days
49.8mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, April 1, 2026
Day
32°Feels 33
Wind
32 km/h S
Gust
47 km/h
Humidity
40%
P.O.P
30%
Night
20°Feels 21
Wind
35 km/h S
Gust
53 km/h
Humidity
92%
P.O.P
30%
Historical AveragesApr 1
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity