The Polynesian Islands have a tropical climate, enjoying constant warm temperatures and sunny days, refreshed by the trade winds throughout the years. The annual average temperature is 86°F (30°C), which is also the water temperature in the lagoons.
March to November is the dry and mild season, with temperatures rising from 21°C (70°F) to 27°C (80°F). During the wet season, from November to April, it can reach up to 35°C (95°F), with frequent tropical showers occurring for several days in a row.
Further North, The Marquesas islands, closer to the equator, have a warmer and wetter sub-tropical climate. Knowing what the average temperatures and the number of rainy days will be at the time of your trip will help you determine if this is the best time to dive in French Polynesia.
French Polynesia average weather
You will find below, month by month, the average weather conditions in French Polynesia:
French Polynesia average temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec | |
| max | 30°C 87°F | 30°C 87°F | 31°C 88°F | 30°C 87°F | 30°C 86°F | 29°C 85°F | 29°C 84°F | 28°C 83°F | 29°C 84°F | 29°C 85°F | 30°C 86°F | 30°C 86°F |
| min | 24°C 76°F | 25°C 77°F | 25°C 77°F | 24°C 76°F | 24°C 75°F | 23°C 73°F | 22°C 72°F | 22°C 72°F | 23°C 73°F | 23°C 74°F | 24°C 75°F | 24°C 76°F |
French Polynesia average number of rainy days
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 14 | 11 | 9 | 9 | 7 | 5 | 4 | 4 | 4 | 8 | 10 | 15 |
French Polynesia weather data source: weatherspark.com
Tahiti weather
You will find below, month by month, the average weather conditions in Tahiti (the main weather forecast station is Papeete):
Tahiti average temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec | |
| max | 31°C 87°F | 31°C 87°F | 31°C 88°F | 31°C 87°F | 30°C 86°F | 29°C 85°F | 29°C 84°F | 28°C 83°F | 29°C 84°F | 29°C 85°F | 30°C 86°F | 30°C 86°F |
| min | 24°C 76°F | 25°C 77°F | 25°C 77°F | 24°C 76°F | 24°C 75°F | 23°C 73°F | 22°C 72°F | 22°C 72°F | 23°C 73°F | 23°C 74°F | 24°C 75°F | 24°C 76°F |
Tahiti average number of rainy days
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 14 | 11 | 9 | 9 | 7 | 5 | 4 | 4 | 4 | 8 | 10 | 15 |
French Polynesia weather data source: weatherspark.com
Moorea weather
You will find below, month by month, the average weather conditions in Moorea (the main weather forecast station is Moorea Airport):
Moorea average temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec | |
| max | 30°C 86°F | 30°C 86°F | 30°C 86°F | 30°C 86°F | 29°C 84°F | 29°C 84°F | 28°C 82°F | 28°C 82°F | 28°C 82°F | 29°C 84°F | 29°C 84°F | 30°C 86°F |
| min | 23°C 73°F | 23°C 73°F | 23°C 73°F | 23°C 73°F | 22°C 72°F | 21°C 70°F | 20°C 68°F | 20°C 68°F | 20°C 68°F | 21°C 70°F | 22°C 72°F | 22°C 72°F |
Moorea average number of rainy days
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 10 | 9 | 7 | 6 | 5 | 4 | 3 | 4 | 3 | 4 | 6 | 10 |
French Polynesia weather data source: weather-and-climate.com
Tuamotu Islands weather
You will find below, month by month, the average weather conditions in Toamotu (the main weather forecast station is Rangiroa):
Tuamotu Islands average temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec | |
| max | 30°C 86°F | 30°C 86°F | 30°C 86°F | 30°C 86°F | 30°C 86°F | 29°C 84°F | 28°C 82°F | 28°C 82°F | 28°C 82°F | 29°C 84°F | 29°C 84°F | 30°C 86°F |
| min | 25°C 77°F | 25°C 77°F | 26°C 79°F | 26°C 79°F | 26°C 79°F | 25°C 77°F | 24°C 76°F | 24°C 76°F | 24°C 76°F | 25°C 77°F | 25°C 77°F | 25°C 77°F |
Tuamotu Islands average number of rainy days
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 17 | 16 | 17 | 13 | 9 | 6 | 6 | 4 | 6 | 5 | 6 | 5 |
French Polynesia weather data source: weatherspark.com
Bora Bora weather
You will find below, month by month, the average weather conditions in Bora Bora (the main weather forecast station is Motu Mute):
Bora Bora average temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec | |
| max | 28°C 82°F | 28°C 82°F | 28°C 82°F | 28°C 82°F | 27°C 80°F | 26°C 79°F | 26°C 79°F | 26°C 79°F | 26°C 79°F | 27°C 80°F | 27°C 80°F | 28°C 82°F |
| min | 22°C 72°F | 22°C 72°F | 22°C 72°F | 22°C 72°F | 22°C 72°F | 21°C 70°F | 21°C 70°F | 20°C 68°F | 21°C 70°F | 21°C 70°F | 22°C 72°F | 22°C 72°F |
Bora Bora average number of rainy days
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 14 | 13 | 11 | 10 | 10 | 7 | 7 | 6 | 7 | 9 | 9 | 13 |
French Polynesia weather data source: weatherspark.com
Other factors, of course, such as the water temperature, can have an impact on when you are booking your trip to scuba dive in French Polynesia. In this case, it is better to check French Polynesia water temperature information.