Alamo Weather Forecast
- 48
- 74
Partly Sunny
- 53
- 76
Increasing Clouds
- 61
- 78
Mostly Cloudy
- 64
- 83
Chance Thunderstorms
- 65
- 80
Chance Thunderstorms
- 68
- 82
Chance Thunderstorms
- 68
- 83
Chance Thunderstorms
Today 6 Apr Hays
Sunny. Highs in the lower 70s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 6 Apr Hays
Partly cloudy. Lows in the upper 40s. Northeast Winds around 5 Mph.
Alamo Temperature Statistics
April Temperature
San Marcos, San Marcos Municipal Airport (5 miles)
Lowest 4 April, 2026
57.9 °FAverage April
74.2 °FHighest 1 April, 2026
89.1 °F
Climate (2021–Present)
San Marcos, San Marcos Municipal Airport (5 miles)
Average Low 2021–2026
59.9 °FAverage 2021–2026
70.7 °FAverage High 2021–2026
82.4 °F