5-day weather forecast San Diego 28-07-2026

Weather forecast San Diego tomorrow 28.07.2026: sunny, temperature from 20 °C to 26 °C.

Precipitation probability 33%. Wind up to 4.11 m/s (gusts 4.72 m/s). Air humidity 58–95%, atmospheric pressure 757–759 mm Hg, UV index up to 10.4.

Weather Alerts

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ModerateJul 27, 05:24 AMJul 27, 07:00 PMTranslate with Google
Heat Advisory issued July 27 at 5:24AM PDT until July 27 at 8:00PM PDT by NWS San Diego CA

Heat Advisory

* WHAT...High temperatures in the mid 80s for the mesas and low temperatures in the upper 60s and lower 70s. * WHERE...San Diego County Coastal Areas. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
ModerateJul 27, 05:24 AMJul 27, 07:00 PMTranslate with Google
Heat Advisory issued July 27 at 5:24AM PDT until July 27 at 8:00PM PDT by NWS San Diego CA

Heat Advisory

* WHAT...High temperatures in the upper 80s to upper 90s and low temperatures in the upper 60s to low 70s. * WHERE...San Diego County Valleys. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
ModerateJul 27, 05:24 AMJul 27, 07:00 PMTranslate with Google
Heat Advisory issued July 27 at 5:24AM PDT until July 27 at 8:00PM PDT by NWS San Diego CA

Heat Advisory

* WHAT...Temperatures in the mid to upper 90s with low temperatures in the upper 60s to low 70s. * WHERE...San Diego County Mountains. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
MinorJul 27, 01:36 PMJul 27, 09:45 PMTranslate with Google
Coastal Flood Advisory issued July 27 at 1:36PM PDT until August 1 at 3:00AM PDT by NWS San Diego CA

Coastal Flood Advisory

* WHAT...For the Beach Hazards Statement, 3-6 feet with sets to 7 feet expected. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Surf Advisory, large breaking waves of 5-8 feet with sets up to 9 feet on south-southwest facing beaches and 3-6 feet on west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Wednesday afternoon. For the Coastal Flood Advisory, from 5 PM Wednesday to 3 AM PDT Saturday. For the High Surf Advisory, from 5 PM Wednesday to 5 PM PDT Saturday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Breaking waves can sweep people off jetties and docks, and into dangerous seas. * ADDITIONAL DETAILS...A long period southerly swell of 3 feet at 17 seconds continues through Wednesday. A higher amplitude swell associated with Hurricane Genevieve of around 5 feet at 14 seconds builds late Wednesday into Thursday. Swell and associated surf look to subside late Saturday into Sunday. Also, the following are the evening high tides for La Jolla: Wednesday: 6.11 ft at 9:36 PM PDT Thursday: 5.96 ft at 10:08 PM PDT Friday: 5.65 ft at 10:41 PM PDT Note, tides have been chronically underpredicted this summer, with observed tides at La Jolla generally 0.3-0.4 ft higher than these predictions.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
MinorJul 27, 01:36 PMJul 27, 09:45 PMTranslate with Google
High Surf Advisory issued July 27 at 1:36PM PDT until August 1 at 5:00PM PDT by NWS San Diego CA

High Surf Advisory

* WHAT...For the Beach Hazards Statement, 3-6 feet with sets to 7 feet expected. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Surf Advisory, large breaking waves of 5-8 feet with sets up to 9 feet on south-southwest facing beaches and 3-6 feet on west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...For the Beach Hazards Statement, through Wednesday afternoon. For the Coastal Flood Advisory, from 5 PM Wednesday to 3 AM PDT Saturday. For the High Surf Advisory, from 5 PM Wednesday to 5 PM PDT Saturday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Breaking waves can sweep people off jetties and docks, and into dangerous seas. * ADDITIONAL DETAILS...A long period southerly swell of 3 feet at 17 seconds continues through Wednesday. A higher amplitude swell associated with Hurricane Genevieve of around 5 feet at 14 seconds builds late Wednesday into Thursday. Swell and associated surf look to subside late Saturday into Sunday. Also, the following are the evening high tides for La Jolla: Wednesday: 6.11 ft at 9:36 PM PDT Thursday: 5.96 ft at 10:08 PM PDT Friday: 5.65 ft at 10:41 PM PDT Note, tides have been chronically underpredicted this summer, with observed tides at La Jolla generally 0.3-0.4 ft higher than these predictions.
Inexperienced swimmers should remain out of the water due to dangerous surf conditions.
Sunrise 06:00
Sunset 19:50
Full Moon100% illuminated
Moonrise 19:47 · Moonset 05:14
Chart
Table

Forecast from 20 °C to 26 °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)202020202022222223232425252526262525242423232322
Precipitation (mm/hr)000000000000000000000000

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 (%)1001001001001000242200000000000000
Rain chance (%)33333232338998754433333344556

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)1.691.691.391.8111.391.811.812.312.693.113.613.613.814.113.813.813.613.312.612.312.112.52.69
Wind gust (m/s)2.192.221.832.331.281.862.362.282.813.113.584.144.144.364.724.364.364.143.8132.782.583.143.36
Wind direction (°)SSW 204°SW 219°SW 225°SW 224°WSW 250°SW 220°SW 232°SW 221°SSW 203°SSW 207°SSW 209°SW 221°SW 224°SW 226°SW 231°SW 231°SW 232°SW 230°SW 229°SW 227°SW 216°SSW 201°SSW 194°SSW 200°

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 (%)959594949578797977746966636059585859616365676971

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)759759758758758758758758759759759759759758758758758757757757758758758758

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 Index00000000.41.33.15.58.29.810.49.67.54.82.50.90.20000

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)1212.213.815.316.617.618.217.915.515.315.816.416.716.415.71514.714.614.614.414.113.912.611.4
PM10 (µg/m³)15.715.417.319.120.421.221.720.519.520.321.422.623.623.722.92221.521.12120.519.919.617.314.8
Ozone (O₃) (µg/m³)16118657132130405061738491918882756657494033
NO₂ (µg/m³)3236.439.541.44240.635.929.12318.815.412.18.65.332.12.23.25.1811.215.119.323.1
SO₂ (µg/m³)1.61.51.41.41.41.41.51.71.92.12.22.21.91.51.210.90.90.911.11.21.41.5
CO (µg/m³)989798105115120113100929398101979187878890929598102106109

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.