Castle Rock Weather Forecast
- 46
- 59
Increasing Clouds
- 45
- 57
Partly Sunny
- 49
- 57
Partly Sunny
- 50
- 61
Partly Sunny
- 50
- 60
Partly Sunny
- 51
- 59
Mostly Sunny
- 51
- 63
Mostly Sunny
Today 17 Jan San Miguel and Santa Rosa Islands
Sunny. Highs in the mid 50s to around 60.
Tonight 17 Jan San Miguel and Santa Rosa Islands
Mostly clear. Lows in the lower to mid 40s.
Castle Rock Temperature Statistics
January Temperature
Lompoc, Lompoc Airport (42.3 miles)
Lowest 15 January, 2025
30 °FAverage January
51 °FHighest 10 January, 2025
73.9 °F
Climate (2020–Present)
Lompoc, Lompoc Airport (42.3 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
48.2 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
67.7 °F