5-day weather forecast San Diego Sep 9, 2026

27°24° · Partly cloudy

Weather forecast San Diego Wednesday Sep 9, 2026: partly cloudy, temperature from 24 °C to 27 °C.

Precipitation probability 23%. Wind up to 4.61 m/s (gusts 8.61 m/s). Air humidity 52–70%, atmospheric pressure 759–761 mm Hg, UV index up to 9.5.

Weather Alerts

MinorSep 5, 02:10 PMSep 6, 07:15 AMTranslate with Google
Coastal Flood Advisory issued September 5 at 2:10PM PDT until September 8 at 11:00PM PDT by NWS San Diego CA

Coastal Flood Advisory

* WHAT...Large breaking waves of 6 to 10 feet for south and southwestern-facing beaches and 4 to 7 feet for west-facing beaches. Strong and dangerous rip and longshore currents. Minor coastal flooding from a combination of high surf and high astronomical tides. * WHERE...San Diego County coastal areas and Orange County coastal areas. * WHEN...From 6 AM Saturday morning to 11 PM PDT Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and beach erosion. * ADDITIONAL DETAILS...Predicted tides for La Jolla, CA: Sat, Sep 5 2026: 6.0 feet at 4:48 PM PDT Sun, Sep 6 2026: 6.3 feet at 6:03 PM PDT Mon, Sep 7 2026: 6.7 feet at 7:03 PM PDT Tue, Sep 8 2026: 6.8 feet at 7:54 PM PDT.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
MinorSep 5, 02:10 PMSep 6, 07:15 AMTranslate with Google
High Surf Advisory issued September 5 at 2:10PM PDT until September 8 at 11:00PM PDT by NWS San Diego CA

High Surf Advisory

* WHAT...Large breaking waves of 6 to 10 feet for south and southwestern-facing beaches and 4 to 7 feet for west-facing beaches. Strong and dangerous rip and longshore currents. Minor coastal flooding from a combination of high surf and high astronomical tides. * WHERE...San Diego County coastal areas and Orange County coastal areas. * WHEN...From 6 AM Saturday morning to 11 PM PDT Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and beach erosion. * ADDITIONAL DETAILS...Predicted tides for La Jolla, CA: Sat, Sep 5 2026: 6.0 feet at 4:48 PM PDT Sun, Sep 6 2026: 6.3 feet at 6:03 PM PDT Mon, Sep 7 2026: 6.7 feet at 7:03 PM PDT Tue, Sep 8 2026: 6.8 feet at 7:54 PM PDT.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
MinorSep 6, 12:24 AMSep 6, 02:00 PMTranslate with Google
Coastal Flood Advisory issued September 6 at 12:24AM PDT until September 8 at 11:00PM PDT by NWS San Diego CA

Coastal Flood Advisory

* WHAT...Large breaking waves of 6 to 10 feet for south and southwestern-facing beaches and 4 to 7 feet for west-facing beaches. Strong and dangerous rip and longshore currents. Minor coastal flooding from a combination of high surf and high astronomical tides. * WHERE...San Diego County coastal areas and Orange County coastal areas. * WHEN...Now through 11 PM PDT Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and beach erosion. * ADDITIONAL DETAILS...Predicted tides for La Jolla, CA: Sat, Sep 5 2026: 6.0 feet at 4:48 PM PDT Sun, Sep 6 2026: 6.3 feet at 6:03 PM PDT Mon, Sep 7 2026: 6.7 feet at 7:03 PM PDT Tue, Sep 8 2026: 6.8 feet at 7:54 PM PDT.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
MinorSep 6, 12:24 AMSep 6, 02:00 PMTranslate with Google
High Surf Advisory issued September 6 at 12:24AM PDT until September 8 at 11:00PM PDT by NWS San Diego CA

High Surf Advisory

* WHAT...Large breaking waves of 6 to 10 feet for south and southwestern-facing beaches and 4 to 7 feet for west-facing beaches. Strong and dangerous rip and longshore currents. Minor coastal flooding from a combination of high surf and high astronomical tides. * WHERE...San Diego County coastal areas and Orange County coastal areas. * WHEN...Now through 11 PM PDT Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and beach erosion. * ADDITIONAL DETAILS...Predicted tides for La Jolla, CA: Sat, Sep 5 2026: 6.0 feet at 4:48 PM PDT Sun, Sep 6 2026: 6.3 feet at 6:03 PM PDT Mon, Sep 7 2026: 6.7 feet at 7:03 PM PDT Tue, Sep 8 2026: 6.8 feet at 7:54 PM PDT.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
Sunrise 06:28
Sunset 19:03
New Moon2% illuminated
Moonrise 04:31 · Moonset 18:09
Chart
Table

Forecast from 24 °C to 27 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)242424242424242424252527272626262526252424242424
Precipitation (mm/hr)0.080.010000000.04000.030000000.1200000

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)8874976751616236210041806226673977858691002092
Rain chance (%)201215108956121461174851011236166514

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.5332.52.693.393.393.313.112.693.312.894.314.614.613.612.812.192.892.611.611.310.611.39
Wind gust (m/s)5.314.393.722.692.833.613.723.753.533.725.898.318.615.036.615.816.1932.726.614.313.616.39
Wind direction (°)NW 321°NNW 328°NNW 339°NNW 331°NW 325°NW 317°NW 308°NW 319°NW 325°NNW 346°NNW 335°NW 308°WNW 295°WNW 287°WNW 289°WNW 286°WNW 287°W 266°SSW 205°SSW 212°SW 223°SW 218°SW 229°SW 222°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)666564636263656666605853525453565756677065706964

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)760760759759759759759760761761760760760760760760759760760761760761761761

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index000000000.721.44.299.58.56.33.71.60.400000

Air quality & pollen

Air quality is available for the first three days only.

San Diego on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.