5-day weather forecast San Diego 20-08-2026

Weather forecast San Diego Thursday, August 20 20.08.2026: patchy rain possible, temperature from 13 °C to 15 °C.

Precipitation probability 21%. Wind up to 10.39 m/s (gusts 12.42 m/s). Air humidity 57–65%, atmospheric pressure 764–770 mm Hg, UV index up to 10.1.

Sunrise 06:15
Sunset 19:28
First Quarter58% illuminated
Moonrise 14:40 · Moonset Does not set today
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Table

Forecast from 13 °C to 15 °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)131313131313131313131313141414141414141415151515
Precipitation (mm/hr)0.010.010.010.01000000000.010000000.0400.010.060.02

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 (%)7275100740000295469410010010010099100100100100100100100
Rain chance (%)11121510333354714161514141414151815162116

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)2.312.192.311.191.111.692.112.52.813.113.194.193.6954.6155.815.696.117.57.899.510.399.31
Wind gust (m/s)5.316.197.311.191.111.727.112.532.813.113.314.333.925.034.815.336.11678.618.51112.4210.31
Wind direction (°)E 93°E 87°E 83°ENE 60°NE 53°ENE 67°ENE 69°ENE 62°NE 52°NNE 29°NE 36°NE 40°NNE 26°NNE 19°N 2°N 6°N 8°N 6°N 354°N 350°N 8°N 358°N 355°N 2°

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 (%)616060585859595958585962616158575857606360626562

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)770770770770770769769769770770770769769768768767767767766766766764764766

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 Index00000000.212.75.389.810.196.74.21.90.600000

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.