San Diego County, CA Weather Forecast
County weather hub
Mostly Clear
Compare major city weather across San Diego County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly clear, with a low around 70. Northeast wind around 0 mph.
County Weather Overview
This county weather page brings together forecast coverage for San Diego County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 21 of 22 mapped cities in San Diego County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 7 to Oct 14, 2026
- Latest sync
- Oct 7, 2026 10:36 PM PDT
- Forecast office
- SGX
- Source
- NOAA / NWS
Daily Outlook
This Week in San Diego County
Thursday looks like the warmest upcoming period in San Diego County at 95 degrees F.
Monday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Sunday Night at about 5 to 15 mph SW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 7, 2026 10:36 PM PDT
- Coverage
- 7 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
Sunny, with a high near 95. Northwest wind 0 to 10 mph, with gusts as high as 20 mph.
Mostly clear, with a low around 68. North wind 0 to 5 mph.
Sunny, with a high near 92. South wind 0 to 10 mph, with gusts as high as 20 mph.
Partly cloudy, with a low around 64. South wind 0 to 5 mph.
A slight chance of rain showers after 5pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.
Rain showers likely. Mostly cloudy, with a low around 61.
Rain showers likely before 11am, then showers and thunderstorms likely. Mostly cloudy, with a high near 74.
Rain showers likely. Mostly cloudy, with a low around 53.
Rain showers likely. Mostly cloudy, with a high near 67.
A chance of rain showers. Mostly cloudy, with a low around 50.
A chance of rain showers. Partly sunny, with a high near 69.
A slight chance of rain showers before 11pm. Partly cloudy, with a low around 50.
Sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 7
|
Mostly Clear
|
70°F |
0 mph
|
|
Thursday
Oct 8
|
Sunny
|
95°F |
0 to 10 mph
NW
|
|
Thursday Night
Oct 8
|
Mostly Clear
|
68°F |
0 to 5 mph
N
|
|
Friday
Oct 9
|
Sunny
|
92°F |
0 to 10 mph
S
|
|
Friday Night
Oct 9
|
Partly Cloudy
|
64°F |
0 to 5 mph
S
|
|
Saturday
Oct 10
|
Partly Sunny then Slight Chance Rain Showers
|
84°F |
0 to 10 mph
S
|
|
Saturday Night
Oct 10
|
Rain Showers Likely
|
61°F |
0 to 10 mph
S
|
|
Sunday
Oct 11
|
Showers And Thunderstorms Likely
|
74°F |
0 to 10 mph
S
|
|
Sunday Night
Oct 11
|
Rain Showers Likely
|
53°F |
5 to 15 mph
SW
|
|
Columbus Day
Oct 12
|
Rain Showers Likely
|
67°F |
5 to 10 mph
SW
|
|
Monday Night
Oct 12
|
Chance Rain Showers
|
50°F |
0 to 10 mph
SW
|
|
Tuesday
Oct 13
|
Chance Rain Showers
|
69°F |
0 to 10 mph
SW
|
|
Tuesday Night
Oct 13
|
Slight Chance Rain Showers then Partly Cloudy
|
50°F |
0 to 5 mph
W
|
|
Wednesday
Oct 14
|
Sunny
|
73°F |
0 to 5 mph
W
|
Major City Forecasts
Live forecast snapshots for major cities across San Diego County.
Coverage
Forecast coverage currently spans 21 of 22 mapped cities in San Diego County.
Largest mapped city population in this region: 1,422,420.
