Castaic Junction, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Castaic Junction, CA in one place.
Sunny, with a high near 93. Northeast wind 5 to 10 mph.
Local Weather Overview
This forecast page for Castaic Junction, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 10, 2026 8:25 AM PDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for Castaic Junction, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 8:25 AM PDT
- Forecast office
- LOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Castaic Junction
Today looks like the warmest upcoming period in Castaic Junction at 93 degrees F.
Sunday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Today at about 5 to 10 mph NE.
The forecast from Jun 10 through Jun 16 stays mostly dry.
Forecast Details
- Last updated
- Jun 10, 2026 8:25 AM PDT
- Coverage
- 8 days
- Time zone
- America/Los_Angeles
- Forecast office
- LOX
- Radar station
- KVTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 59. Southeast wind 0 to 10 mph.
Sunny, with a high near 92. South wind 0 to 10 mph.
Clear, with a low around 59. West wind 0 to 10 mph.
Sunny, with a high near 93. West southwest wind 0 to 10 mph.
Mostly clear, with a low around 57.
Sunny, with a high near 89.
Clear, with a low around 57.
Sunny, with a high near 86.
Clear, with a low around 56.
Sunny, with a high near 87.
Clear, with a low around 56.
Sunny, with a high near 87.
Mostly clear, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 10
|
Sunny
|
93°F |
5 to 10 mph
NE
|
|
Tonight
Jun 10
|
Clear
|
59°F |
0 to 10 mph
SE
|
|
Thursday
Jun 11
|
Sunny
|
92°F |
0 to 10 mph
S
|
|
Thursday Night
Jun 11
|
Clear
|
59°F |
0 to 10 mph
W
|
|
Friday
Jun 12
|
Sunny
|
93°F |
0 to 10 mph
WSW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
57°F |
0 to 10 mph
W
|
|
Saturday
Jun 13
|
Sunny
|
89°F |
0 to 10 mph
WSW
|
|
Saturday Night
Jun 13
|
Clear
|
57°F |
0 to 10 mph
WSW
|
|
Sunday
Jun 14
|
Sunny
|
86°F |
0 to 10 mph
SW
|
|
Sunday Night
Jun 14
|
Clear
|
56°F |
0 to 10 mph
WSW
|
|
Monday
Jun 15
|
Sunny
|
87°F |
0 to 10 mph
SW
|
|
Monday Night
Jun 15
|
Clear
|
56°F |
0 to 10 mph
W
|
|
Tuesday
Jun 16
|
Sunny
|
87°F |
0 to 10 mph
SW
|
|
Tuesday Night
Jun 16
|
Mostly Clear
|
56°F |
0 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Castaic Junction.