National City, CA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for National City, CA in one place.
Mostly sunny, with a high near 72.
Local Weather Overview
This forecast page for National City, 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: Apr 15, 2026 9:12 AM PDT.
The active forecast window currently covers Apr 19 to Apr 21, 2026 for National City, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 9:12 AM PDT
- Forecast office
- SGX
- Source
- NOAA / NWS
Daily Outlook
This Week in National City
Sunday looks like the warmest upcoming period in National City at 72 degrees F.
Sunday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Monday at about 5 to 15 mph NW.
The forecast from Apr 19 through Apr 21 stays mostly dry.
Forecast Details
- Last updated
- Apr 15, 2026 9:12 AM PDT
- Coverage
- 4 days
- Time zone
- America/Los_Angeles
- Forecast office
- SGX
- Radar station
- KNKX
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 56.
Mostly sunny, with a high near 69.
Partly cloudy, with a low around 56.
Mostly sunny, with a high near 69.
Partly cloudy, with a low around 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Mostly Sunny
|
72°F |
0 to 10 mph
NW
|
|
Sunday Night
Apr 19
|
Partly Cloudy
|
56°F |
0 to 10 mph
NW
|
|
Monday
Apr 20
|
Mostly Sunny
|
69°F |
5 to 15 mph
NW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
56°F |
5 to 10 mph
NW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
69°F |
5 to 15 mph
NW
|
|
Tuesday Night
Apr 21
|
Partly Cloudy
|
57°F |
5 to 10 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around National City.
