Mana
French Guiana
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Mana, French Guiana

The best months for a swim in Mana, French Guiana, are January through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
The ideal sea water temperature of 27.1°C (80.8°F) make January the best time for swimming and other water activities in Mana, French Guiana. In Mana, the average seawater temperature is 27.1°C (80.8°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in January »

The ideal sea water temperature of 27°C (80.6°F) make February the best time for swimming and other water activities in Mana, French Guiana. February is the month with the coldest seawater, with an average sea temperature of 27°C (80.6°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in February »

The ideal sea water temperature of 27.1°C (80.8°F) make March the best time for swimming and other water activities in Mana, French Guiana. In March, the average sea temperature is 27.1°C (80.8°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in March »

The ideal sea water temperature of 27.4°C (81.3°F) make April the best time for swimming and other water activities in Mana, French Guiana. In April, the average sea temperature is 27.4°C (81.3°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in April »

The ideal sea water temperature of 27.9°C (82.2°F) make May the best time for swimming and other water activities in Mana, French Guiana. In May, the average sea temperature is 27.9°C (82.2°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in May »

The ideal sea water temperature of 28.1°C (82.6°F) make June the best time for swimming and other water activities in Mana, French Guiana. In Mana, the average seawater temperature in June is 28.1°C (82.6°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in June »

The ideal sea water temperature of 28.4°C (83.1°F) make July the best time for swimming and other water activities in Mana, French Guiana. July and August, with an average sea temperature of 28.4°C (83.1°F), are months with the warmest seawater. Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in July »

The ideal sea water temperature of 28.4°C (83.1°F) make August the best time for swimming and other water activities in Mana, French Guiana. Months with the warmest seawater are July and August, with an average sea temperature of 28.4°C (83.1°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in August »

The ideal sea water temperature of 28.2°C (82.8°F) make September the best time for swimming and other water activities in Mana, French Guiana. In Mana, the average seawater temperature is 28.2°C (82.8°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in September »

The ideal sea water temperature of 28.1°C (82.6°F) make October the best time for swimming and other water activities in Mana, French Guiana. In Mana, the average water temperature is 28.1°C (82.6°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in October »

The ideal sea water temperature of 27.8°C (82°F) make November the best time for swimming and other water activities in Mana, French Guiana. In November, the average sea temperature is 27.8°C (82°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in November »

The ideal sea water temperature of 27.7°C (81.9°F) make December the best time for swimming and other water activities in Mana, French Guiana. In December, the average sea temperature is 27.7°C (81.9°F). Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. Weather in December »

What is the month with the shortest days in Mana?

Months with the shortest days in Mana, French Guiana, are January and December, with an average of 11.8h of daylight.

What month is the sea coldest in Mana?

The month with the coldest seawater is February, with an average sea temperature of 27°C (80.6°F).

When are the longest days in Mana?

May through July, with an average of 12.4h of daylight, are months with the longest days in Mana, French Guiana.

What months are the sea warmest in Mana?

July and August, with an average sea temperature of 28.4°C (83.1°F), are months with the warmest seawater.
Average sea temperature - Mana, French Guiana

Best months for swimming (with the highest average sea temperature) are July and August (28.4°C).
The coldest month (with the lowest average sea temperature) is February (27°C).

Average daylight - Mana, French Guiana

Months with the longest days are May, June and July (Average daylight: 12.4h).
Months with shortest days are January and December (Average daylight: 11.8h).