Gilroy Climate: Weather by Month and Best Time to Visit
Best months for Gilroy: July, August, September, June.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 15°C | 5°C | 87 mm | 8 | – | – | 6.9 |
| February | 16°C | 6°C | 86 mm | 8 | – | – | 7.0 |
| March | 18°C | 7°C | 64 mm | 8 | – | – | 7.4 |
| April | 20°C | 8°C | 28 mm | 5 | – | – | 8.1 |
| May | 22°C | 10°C | 14 mm | 3 | – | – | 8.7 |
| June | 24°C | 12°C | 2 mm | 1 | – | – | 9.0 |
| July | 26°C | 14°C | 1 mm | 0 | – | – | 9.1 |
| August | 27°C | 14°C | 1 mm | 0 | – | – | 9.1 |
| September | 26°C | 13°C | 1 mm | 0 | – | – | 9.1 |
| October | 23°C | 11°C | 17 mm | 2 | – | – | 8.8 |
| November | 18°C | 7°C | 36 mm | 5 | – | – | 7.9 |
| December | 15°C | 5°C | 76 mm | 8 | – | – | 6.9 |