Weather WorldCastaic Lake, CA 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon
Castaic Lake, CA Weather Forecast
Castaic Lake, CA Weather Forecast Dated: 1225 AM Mon Sep 28 2026
Expect a very warm period with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Monday, September 28, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
77°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Pleasant near 77°F 25°C, sunny throughout the day, with lower humidity and steady pressure. Winds picking up from W at 1 mph 2 km/h to NE at 14 mph 22 km/h.
Tuesday, September 29, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
75°F 24°C
Sunny
Balmy with temperatures reaching 87°F 30°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the WNW at 11 mph 17 km/h.
Wednesday, September 30, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
73°F 23°C
Sunny
Quite warm around 86°F 30°C, sunny throughout the day, with increasing humidity and steady pressure. Winds moving from the S to the W at 4 mph 7 km/h.
Thursday, October 1, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
80°F 27°C
Sunny
Hot temperatures near 90°F 32°C, sunny throughout the day, with increasing humidity and steady pressure. Winds out of the SSW at 12 mph 19 km/h.
Friday, October 2, 2026
Mid-Morning
84°F 29°C
Sunny
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
83°F 28°C
Sunny
Very hot with a high of 93°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the NE to the NNE at 6 mph 10 km/h.
Saturday, October 3, 2026
Mid-Morning
85°F 30°C
Sunny
Mid-Afternoon
94°F 34°C
Sunny
Early-Evening
83°F 29°C
Sunny
Very hot with temperatures reaching 94°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NE to the SW at 6 mph 9 km/h.
Sunday, October 4, 2026
Mid-Morning
87°F 30°C
Sunny
Mid-Afternoon
96°F 36°C
Sunny
Early-Evening
85°F 30°C
Sunny
Hot and sweltering around 96°F 36°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds switching from the NE to the W at 3 mph 5 km/h.
Monday, October 5, 2026
Mid-Morning
85°F 29°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
80°F 27°C
Sunny
Quite warm around 86°F 30°C, sunny throughout the day, with increasing humidity and steady pressure. Winds moving from the NE to the S at 8 mph 13 km/h.
Tuesday, October 6, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
85°F 30°C
Partly Cloudy
Early-Evening
76°F 25°C
Sunny
Warm temperatures up to 85°F 30°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the NE to the S at 8 mph 13 km/h.
Wednesday, October 7, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
76°F 25°C
Sunny
Very hot with a high of 90°F 32°C, sunny throughout the day, with steady humidity and steady pressure. Winds shifting from the NE to the SSW at 8 mph 12 km/h.
Thursday, October 8, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
86°F 30°C
Sunny
Very hot with temperatures reaching 91°F 33°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 16 mph 25 km/h. Gusts up to 20 mph 32 km/h.
Friday, October 9, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
82°F 28°C
Sunny
Hot and sweltering around 90°F 32°C, sunny throughout the day, with steady humidity and steady pressure. Winds ENE at 27 mph 43 km/h. Gusts up to 22 mph 35 km/h.
Saturday, October 10, 2026
Mid-Morning
76°F 25°C
Partly Cloudy
Mid-Afternoon
88°F 31°C
Partly Cloudy
Early-Evening
79°F 26°C
Sunny
Quite warm around 88°F 31°C, sunny throughout the day, with steady humidity and steady pressure. Winds easing from NE 11 mph 18 km/h to WSW 3 mph 5 km/h.
Sunday, October 11, 2026
Mid-Morning
78°F 25°C
Scattered Showers
Mid-Afternoon
85°F 30°C
Scattered Showers
Early-Evening
76°F 25°C
Scattered Showers
Warm temperatures up to 85°F 30°C, scattered downpours possible, with increasing humidity and steady pressure. Winds swinging from the ESE to the SW at 6 mph 10 km/h.
Castaic Lake, CA Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...