Santa Rosa Climate: Weather by Month and Best Time to Visit
Best months for Santa Rosa: August, September, July.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 31°C | 21°C | 224 mm | 16 | – | – | 5.6 |
| February | 30°C | 21°C | 232 mm | 16 | – | – | 6.0 |
| March | 28°C | 20°C | 248 mm | 18 | – | – | 6.1 |
| April | 25°C | 17°C | 163 mm | 15 | – | – | 6.7 |
| May | 22°C | 14°C | 80 mm | 12 | – | – | 7.5 |
| June | 20°C | 11°C | 38 mm | 8 | – | – | 7.8 |
| July | 21°C | 9°C | 23 mm | 5 | – | – | 8.2 |
| August | 25°C | 11°C | 16 mm | 4 | – | – | 8.6 |
| September | 28°C | 14°C | 22 mm | 4 | – | – | 8.5 |
| October | 31°C | 18°C | 81 mm | 9 | – | – | 7.4 |
| November | 31°C | 20°C | 126 mm | 12 | – | – | 6.7 |
| December | 32°C | 21°C | 218 mm | 15 | – | – | 5.7 |