San Diego weather in November
Temperature, sea and sunshine in November: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in November
Fair
Best time to visit: July – September
What is the weather like in San Diego in November?
In November, San Diego is mild: daytime highs average 20 °C, and nights cool down to about 12 °C. The sea averages 17.4 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 9 hours a day. Rain is rare: about 4 days bring 33 mm in total. All in all, November is a so-so month for a holiday in San Diego.
November compared
How the weather changes from October to December. Tap a month to open it.
| OctoberOct | NovemberNov | DecemberDec | |
|---|---|---|---|
| Score | 72 | 48 | 33 |
| Day | 23° | 20° | 17° |
| Night | 15° | 12° | 9° |
| Sea | 19° | 17° | 16° |
| Sun | 9 h | 9 h | 8 h |
| Rain days | 2 | 4 | 6 |
More details for November
- Daylight
- 10 h 30 min06:18 – 16:49
- UV index
- 4 · moderateclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 14 km/haverage daily peak
- Cloud cover
- 39 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−8America/Los_Angeles
How the score comes together
- Temperatureweight 35 %22 %
- Seaweight 25 %6 %
- Sunshineweight 20 %93 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in November
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
San Diego in November: quick answers
Is San Diego hot in November?
No. In November, San Diego is mild: daytime highs average 20 °C and nights drop to about 12 °C.
Can you swim in San Diego in November?
Only if you don't mind cold water: in November the sea averages just 17.4 °C. Comfortable swimming is possible from July to September.
Does it rain much in San Diego in November?
Rain is rare: about 4 days bring 33 mm in total.
San Diego month by month
The whole year in San DiegoAll destinations: USA
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)