San Jose Climate: Weather by Month and Best Time to Visit
Best months for San Jose: August, September, January, February.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 27°C | 25°C | 363 mm | 28 | – | – | 6.1 |
| February | 26°C | 25°C | 277 mm | 23 | – | – | 6.1 |
| March | 27°C | 25°C | 211 mm | 24 | – | – | 6.1 |
| April | 27°C | 26°C | 136 mm | 22 | – | – | 6.1 |
| May | 28°C | 26°C | 129 mm | 22 | – | – | 6.1 |
| June | 28°C | 26°C | 171 mm | 23 | – | – | 6.1 |
| July | 28°C | 26°C | 159 mm | 21 | – | – | 6.1 |
| August | 29°C | 27°C | 115 mm | 18 | – | – | 6.6 |
| September | 28°C | 26°C | 130 mm | 19 | – | – | 6.3 |
| October | 28°C | 26°C | 191 mm | 24 | – | – | 6.1 |
| November | 27°C | 26°C | 309 mm | 26 | – | – | 6.1 |
| December | 27°C | 25°C | 389 mm | 29 | – | – | 6.1 |