Oak Harbor Climate: Weather by Month and Best Time to Visit
Best months for Oak Harbor: August, July, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 8°C | 5°C | 157 mm | 18 | – | – | 4.0 |
| February | 8°C | 5°C | 109 mm | 15 | – | – | 4.7 |
| March | 9°C | 6°C | 122 mm | 18 | – | – | 4.5 |
| April | 11°C | 8°C | 83 mm | 14 | – | – | 5.5 |
| May | 13°C | 10°C | 67 mm | 10 | – | – | 6.3 |
| June | 15°C | 12°C | 55 mm | 9 | – | – | 6.7 |
| July | 17°C | 14°C | 30 mm | 6 | – | – | 7.5 |
| August | 17°C | 14°C | 36 mm | 5 | – | – | 7.6 |
| September | 16°C | 13°C | 58 mm | 8 | – | – | 7.0 |
| October | 13°C | 10°C | 118 mm | 14 | – | – | 5.6 |
| November | 10°C | 7°C | 182 mm | 18 | – | – | 4.2 |
| December | 8°C | 5°C | 163 mm | 19 | – | – | 3.9 |