Best year time to visit San Diego

General weather information about San Diego

Average annual temperature is 26.9 °C

Absolute maximum temperature: 39.5 °C

Absolute minimum temperature: 13.3 °C

Number of sunny days: 135 days

Number of rainy days: 230 days

* Weather data for San Diego Mexico is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	32.3	32.8	35.6	38.1	39.2	39.5	38.3	39.3	35.7	37.4	34.0	33.0
Average daytime temperature (°C)	29.4	30.4	33.0	35.2	35.8	36.7	35.9	35.2	34.6	33.8	30.7	28.5
Average temperature (°C)	23.9	24.6	26.2	27.6	28.3	29.4	29.2	28.7	27.9	27.6	25.6	23.6
Average night temperature (°C)	20.0	20.2	21.1	22.0	22.7	24.2	24.9	24.7	23.6	23.2	22.2	20.3
Absolute minimum temperature (°C)	14.6	15.3	17.8	18.8	18.2	21.2	23.6	23.1	21.7	18.2	18.9	13.3

The largest precipitation sum in San Diego is at

June — 91(mm)

July — 104(mm)

August — 168(mm)

September — 95(mm)

When is the best time to visit San Diego?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit San Diego.

What is the weather like in San Diego?

See average temperature, rainfall and daylight hours for San Diego by month in the table above.

How many sunny days does San Diego have?

The monthly weather statistics above show sunshine and rainfall patterns for San Diego throughout the year.