Castac Lake Weather Forecast
- 42
- 57
Rain Likely
- 40
- 54
Partly Sunny
- 41
- 59
Partly Sunny
- 35
- 50
Rain Likely
- 33
- 46
Mostly Sunny
- 37
- 52
Chance Rain
Today 13 Nov Grapevine
Mostly sunny until late afternoon then becoming cloudy. Chance of rain early in the morning. Slight chance of rain in the late morning and early Afternoon, then rain likely late in the afternoon. Highs 54 to 60. South Winds 5 to 15 Mph. Chance of rain 70 percent.
Tonight 13 Nov Grapevine
Mostly cloudy. Rain likely in the Evening, then rain after midnight. Lows in the mid 40s. Southwest Winds 5 to 10 Mph shifting to the northwest 10 to 15 Mph with Gusts to around 30 Mph after midnight. Chance of rain 90 percent.
Castac Lake Temperature Statistics
November Temperature
Sandberg (8.7 miles)
Lowest 1 November, 2026
39.7 °FAverage November
55.8 °FHighest 9 November, 2026
72.6 °F
Climate (2021–2026)
Sandberg (8.7 miles)
Average Low 2021–2026
51.1 °FAverage 2021–2026
59.2 °FAverage High 2021–2026
67.9 °F