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 80. North northeast wind 15 to 20 mph, with gusts as high as 30 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: Nov 5, 2026 11:32 PM PST.
The active forecast window currently covers Nov 6 to Nov 12, 2026 for Castaic Junction, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 12, 2026
- Latest sync
- Nov 5, 2026 11:32 PM PST
- Forecast office
- LOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Castaic Junction
Sunday looks like the warmest upcoming period in Castaic Junction at 84 degrees F.
Monday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Friday at about 15 to 20 mph NNE.
The forecast from Nov 6 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 11:32 PM PST
- Coverage
- 7 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
Mostly clear, with a low around 53. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Sunny, with a high near 82. North northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Clear, with a low around 52. North northeast wind around 15 mph, with gusts as high as 25 mph.
Sunny, with a high near 84.
Mostly clear, with a low around 53.
Sunny, with a high near 82.
Mostly clear, with a low around 50.
Sunny, with a high near 82.
Clear, with a low around 53.
Sunny, with a high near 81.
Mostly clear, with a low around 53.
Mostly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Sunny
|
80°F |
15 to 20 mph
NNE
|
|
Friday Night
Nov 6
|
Mostly Clear
|
53°F |
15 to 20 mph
NNE
|
|
Saturday
Nov 7
|
Sunny
|
82°F |
15 to 20 mph
NNE
|
|
Saturday Night
Nov 7
|
Clear
|
52°F |
15 mph
NNE
|
|
Sunday
Nov 8
|
Sunny
|
84°F |
5 to 15 mph
NE
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
53°F |
5 to 15 mph
NNE
|
|
Monday
Nov 9
|
Sunny
|
82°F |
0 to 5 mph
NNW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
50°F |
5 to 10 mph
NNW
|
|
Tuesday
Nov 10
|
Sunny
|
82°F |
5 mph
NNE
|
|
Tuesday Night
Nov 10
|
Clear
|
53°F |
5 to 15 mph
N
|
|
Veterans Day
Nov 11
|
Sunny
|
81°F |
5 to 10 mph
NNE
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
53°F |
5 to 10 mph
NNW
|
|
Thursday
Nov 12
|
Mostly Sunny
|
76°F |
0 to 10 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Castaic Junction.