San Marcos Weather Forecast
- 68
- 83
Chance Thunderstorms
- 67
- 81
Rain Showers Likely
- 69
- 87
Chance Thunderstorms
- 70
- 84
Chance Thunderstorms
- 69
- 84
Chance Thunderstorms
- 66
- 83
Chance Thunderstorms
Today 27 Apr Hays
Mostly cloudy with a slight chance of Showers and Thunderstorms. Breezy with Highs in the lower 80s. South Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of rain 20 percent.
Tonight 27 Apr Hays
Cloudy. Showers likely with a chance of Thunderstorms after midnight. Breezy with Lows in the upper 60s. South Winds 15 to 25 Mph with Gusts up to 40 Mph. Chance of rain 70 percent.
San Marcos Temperature Statistics
April Temperature
San Marcos, San Marcos Municipal Airport (4.3 miles)
Lowest 3 April, 2024
45 °FAverage April
69.3 °FHighest 18 April, 2024
88 °F
Climate (2019–Present)
San Marcos, San Marcos Municipal Airport (4.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2019–2024
58.7 °FAverage 2019–2024
69.4 °FAverage High 2019–2024
81.5 °F