Forest Hills Weather Forecast
- 41
- 57
Mostly Cloudy
- 54
- 63
Chance Rain Showers
- 60
- 69
Chance Rain Showers
- 45
- 80
Mostly Sunny
- 51
- 69
Mostly Sunny
- 58
- 78
Partly Sunny
- 57
- 80
Partly Sunny
Today 15 Dec Hays
Mostly cloudy. Highs in the mid 50s. Southeast Winds around 5 Mph.
Tonight 15 Dec Hays
Mostly cloudy. Not as cool with Lows around 40. South Winds around 5 Mph.
Forest Hills Temperature Statistics
December Temperature
San Marcos, San Marcos Municipal Airport (4.3 miles)
Lowest 9 December, 2025
28 °FAverage December
53 °FHighest 13 December, 2025
80.1 °F
Climate (2020–Present)
San Marcos, San Marcos Municipal Airport (4.3 miles)
Average Low 2020–2025
59.4 °FAverage 2020–2025
70.2 °FAverage High 2020–2025
81.8 °F