San Diego weather live forecast

Today's maximum temperature in San Diego is expected to be 30°C. Select a day from the live weather forecast for San Diego, California, USA for more weather parameters.

Wednesday
18th Mar
30

19

11

7
Thursday
19th Mar
31

18

12

8
Friday
20th Mar
30

19

12

8
Saturday
21st Mar
29

18

11

8
Sunday
22nd Mar
26

16

7

7

5-day weather forecast updated at 04:00 on Wednesday 18th March 2026 GMT

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The 5-day weather forecast for California (San Diego) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Diego weather forecast by day

Below are the detailed weather forecasts for San Diego for the next 5 days.

San Diego weather for Wednesday 18th March 2026

Expect scattered clouds in San Diego, California with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

30
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from W

San Diego weather for Thursday 19th March 2026

Expect clear skies in San Diego, California with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

31
°C maximum temperature
18
°C minimum temperature
clear skies
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NW

San Diego weather for Friday 20th March 2026

Expect clear skies in San Diego, California with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

30
°C maximum temperature
19
°C minimum temperature
clear skies
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from W

San Diego weather for Saturday 21st March 2026

Expect clear skies in San Diego, California with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

29
°C maximum temperature
18
°C minimum temperature
clear skies
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from W

San Diego weather for Sunday 22nd March 2026

Expect broken clouds in San Diego, California with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.