Castaic Lake Weather Forecast
- 47
- 61
Partly Sunny
- 50
- 61
Chance Rain Showers
- 50
- 58
Chance Rain Showers
- 51
- 67
Mostly Sunny
- 50
- 66
Partly Sunny
- 49
- 61
Partly Sunny
- 51
- 67
Mostly Sunny
Today 21 May Santa Clarita Valley
Partly cloudy. A 20 percent chance of Showers after midnight. Lows in the mid 40s to around 50. Northwest Winds 10 to 20 Mph increasing to 20 to 30 Mph after midnight.
Castaic Lake Temperature Statistics
May Temperature
El Monte (44.7 miles)
Lowest 19 May, 2019
53.6 °FAverage May
66.4 °FHighest 3 May, 2019
77 °F
Climate (2010–Present)
El Monte (44.7 miles)
Average Low 2010–Present
60.7 °FAverage 2010–Present
71.3 °FAverage High 2010–Present
78 °F