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20°
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The best months to visit Bay of Islands are January, February, March, December, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.
The sea is best for swimming between December and May when the sea temperature is above the average 17°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
No, you can't sunbathe in Bay of Islands all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.
More info about the annual temperatures and sunshine.
No, you can't swim in Bay of Islands all year round.
The warmest sea water temperatures in Bay of Islands are found in February when they peak at 20°C (69°F) and lowest in August when they dip to 14°C (57°F).
The sea temperature is above average for swimming between December and May when the sea temperature is above 17°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
The sea is good for swimming in the months from December to March when the sea temperature is above 19°C (66°F)
More info about the annual sea temperatures
The hottest month in Bay of Islands is February when the average maximum temperature is warm 22°C (71°F), average temperature is 18°C (64°F) and average minimum temperature is 15°C (60°F).
More info about the annual temperatures and sunshine.
The coolest month in Bay of Islands is July when the average maximum temperature is 13°C (56°F), average temperature is 10°C (49°F) and average minimum temperature is 7°C (45°F).
More info about the annual temperatures and sunshine
The driest month in Bay of Islands is January with 0.5cm (0.2inches) of rain and the least days of rain with 7.9 days with some rain, a quite rainy time to visit the beach.
More info about the annual rainfall
The coldest sea water temperatures in Bay of Islands are found in August when they dip to 14°C (57°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.
More info about the annual sea temperatures.
The warmest sea water temperatures in Bay of Islands are found in February when they peak at 20°C (69°F) which is comfortable for swimming though some may prefer warmer water.
More info about the annual sea temperatures.
The most humid month in Bay of Islands is February with a dew point (an indicator of humidity) of 16°C (60°F) which is comfortable for everyone.
More info about the annual humidity.
The least humid month in Bay of Islands is July with a dew point of 9°C (49°F) which is a bit dry for some.
More info about the annual humidity.
The most windy month in Bay of Islands is October when the average maximum windspeed is 29KM/H (18MPH) and the average wind speed is 17KM/H (11MPH).
More info about the annual wind conditions.
The hottest month in Bay of Islands is February when the average maximum temperature is 22°C (71°F), average temperature is 18°C (64°F) and average minimum temperature is 15°C (60°F).
The coolest month in Bay of Islands is July when the average maximum temperature is 13°C (13°F), average temperature is 10°C (49°F) and average minimum temperature is 7°C (45°F).
The longest days in Bay of Islands are in December, with an average of 14.6 hours of daylight per day. June has the shortest days with an average of 9.7 hours of daylight per day.
The sunniest days in Bay of Islands are in December which has the most hours of sunshine per day with an average of 7.2 hours of sunshine per day, making it quite sunny but with occasional periods of cloudy and overcast skies.
May has the least sunshine with an average of 4 hours of sunshine per day, making it very cloudy and overcast with some periods of sunshine.
The ultraviolet index is the highest in January when it reaches 13.2 and lowest in June when it reaches 2.2.
An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The warmest sea water temperatures in Bay of Islands are found in February when they peak at 20°C (69°F) and lowest in August when they dip to 14°C (57°F).
The sea is best for swimming between December and May when the temperature is above 17°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.
The wettest month in Bay of Islands is April with 3.4cm (1.3inches) of rain and August has the most days of rain with 16.1 days with some rain, a wet time to visit the beach.
The driest month in Bay of Islands is January with 0.5cm (0.2inches) of rain and the least days of rain with 7.9 days with some rain, a quite rainy time to visit the beach.