San Diego Average Weather & Yearly Climate
The yearly weather in San Diego is around 21 degrees but does change as the seasons change.
Our weather data tells us that August is the hottest time of the year and January is when its coolest so temperatures vary by about 7. Average Yearly Temperatures are 20 from Spring, 24 in Summer and 22 through the Autumn months and 19 throughout the Winter months.
| Month | Degrees Celsius |
|---|---|
| January | 19 |
| February | 19 |
| March | 19 |
| April | 20 |
| May | 21 |
| June | 22 |
| July | 24 |
| August | 26 |
| September | 25 |
| October | 20 |
| November | 21 |
| December | 19 |
What are the Weather Insights, Yearly Temperature, Climate in San Diego?
Our historical weather stats and averages lets you know the best time to visit San Diego
- Typical Average Daily Temperature: 21
- Typical Hottest Month: August
- Typical Coldest Month: January
- Average Spring Temperature: 20
- Average Summer Temperature: 24
- Average Autumn Temperature: 22
- Average Winter Temperature: 19