San Marcos Weather Forecast
- 46
- 73
Mostly Sunny
- 35
- 65
Partly Sunny
- 40
- 60
Mostly Cloudy
- 56
- 68
Mostly Cloudy
- 48
- 76
Partly Sunny
- 41
- 71
Mostly Sunny
- 42
- 68
Mostly Sunny
Today 26 Jan Hays
Sunny. Highs in the lower 70s. North Winds 5 Mph shifting to the east in the afternoon.
San Marcos Temperature Statistics
January Temperature
San Marcos, San Marcos Municipal Airport (4.3 miles)
Lowest 12 January, 2021
25 °FAverage January
49.9 °FHighest 22 January, 2021
78.1 °F
Climate (2010–Present)
San Marcos, San Marcos Municipal Airport (4.3 miles)
Average Low 2010–Present
57.8 °FAverage 2010–Present
68.1 °FAverage High 2010–Present
80.6 °F