Mount Sylvan Weather Forecast
- 41
- 63
Sunny
- 56
- 68
Increasing Clouds
- 47
- 75
Mostly Sunny
- 42
- 67
Mostly Sunny
- 48
- 66
Partly Sunny
- 57
- 71
Mostly Cloudy
- 51
- 76
Partly Sunny
Today 31 Dec Smith
Sunny. Not as cool with Highs in the mid 60s. West Winds around 5 Mph.
Tonight 31 Dec Smith
Clear. Not as cool with Lows in the lower 40s. Southwest Winds around 5 Mph.
Mount Sylvan Temperature Statistics
December Temperature
Tyler, Tyler Pounds Field (7.5 miles)
Lowest 15 December, 2025
28 °FAverage December
54 °FHighest 26 December, 2025
82 °F
Climate (2021–Present)
Tyler, Tyler Pounds Field (7.5 miles)
Average Low 2021–2025
58.6 °FAverage 2021–2025
68.6 °FAverage High 2021–2025
79 °F