San Clemente Climate: Weather by Month and Best Time to Visit
Best months for San Clemente: June, August, July, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 18°C | 8°C | 80 mm | 6 | – | – | 7.6 |
| February | 18°C | 9°C | 94 mm | 7 | – | – | 7.4 |
| March | 19°C | 10°C | 54 mm | 6 | – | – | 7.8 |
| April | 20°C | 12°C | 24 mm | 3 | – | – | 8.4 |
| May | 22°C | 14°C | 11 mm | 2 | – | – | 8.8 |
| June | 24°C | 16°C | 2 mm | 0 | – | – | 9.1 |
| July | 27°C | 18°C | 2 mm | 0 | – | – | 9.0 |
| August | 28°C | 19°C | 1 mm | 0 | – | – | 9.1 |
| September | 27°C | 18°C | 4 mm | 1 | – | – | 9.0 |
| October | 25°C | 15°C | 18 mm | 3 | – | – | 8.8 |
| November | 21°C | 11°C | 26 mm | 3 | – | – | 8.5 |
| December | 18°C | 8°C | 57 mm | 5 | – | – | 7.7 |