Signal Hill, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Signal Hill, CA in one place.
Sunny, with a high near 89. West wind 10 to 15 mph.
Local Weather Overview
This forecast page for Signal Hill, 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: Jul 14, 2026 6:59 PM PDT.
The active forecast window currently covers Jul 14 to Jul 20, 2026 for Signal Hill, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 6:59 PM PDT
- Forecast office
- LOX
- Source
- NOAA / NWS
Daily Outlook
This Week in Signal Hill
Wednesday looks like the warmest upcoming period in Signal Hill at 93 degrees F.
Tonight is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for This Afternoon at about 10 to 15 mph W.
The forecast from Jul 14 through Jul 20 stays mostly dry.
Forecast Details
- Last updated
- Jul 14, 2026 6:59 PM PDT
- Coverage
- 8 days
- Time zone
- America/Los_Angeles
- Forecast office
- LOX
- Radar station
- KSOX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 67. South wind 5 to 10 mph.
Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph.
Partly cloudy, with a low around 68. South wind 5 to 10 mph.
Mostly sunny, with a high near 88. South southeast wind 5 to 10 mph.
Patchy fog after 11pm. Mostly cloudy, with a low around 68.
Patchy fog before 11am. Mostly sunny, with a high near 82.
Partly cloudy, with a low around 67.
Mostly sunny, with a high near 81.
Partly cloudy, with a low around 67.
Mostly sunny, with a high near 80.
Partly cloudy, with a low around 67.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 67.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jul 14
|
Sunny
|
89°F |
10 to 15 mph
W
|
|
Tonight
Jul 14
|
Partly Cloudy
|
67°F |
5 to 10 mph
S
|
|
Wednesday
Jul 15
|
Mostly Sunny
|
93°F |
5 to 10 mph
SW
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
68°F |
5 to 10 mph
S
|
|
Thursday
Jul 16
|
Mostly Sunny
|
88°F |
5 to 10 mph
SSE
|
|
Thursday Night
Jul 16
|
Patchy Fog
|
68°F |
10 mph
SSE
|
|
Friday
Jul 17
|
Patchy Fog then Mostly Sunny
|
82°F |
10 to 15 mph
SSE
|
|
Friday Night
Jul 17
|
Partly Cloudy
|
67°F |
5 to 10 mph
SSE
|
|
Saturday
Jul 18
|
Mostly Sunny
|
81°F |
5 to 10 mph
S
|
|
Saturday Night
Jul 18
|
Partly Cloudy
|
67°F |
0 to 10 mph
SSW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
80°F |
0 to 10 mph
SSW
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
67°F |
0 to 10 mph
SW
|
|
Monday
Jul 20
|
Mostly Sunny
|
82°F |
0 to 10 mph
SSW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
67°F |
0 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Signal Hill.
