Annual average weather for Maui Island, United States

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Annual Average Weather for Maui Island, United States

The annual average maximum daily temperature is 28.5°C (83.3°F) which is very warm and perfect for sunbathing on clear days. The annual average water temperature is typically 26.0°C (78.7°F) which is warm and pleasant for relaxing and swimming for long periods. Annually there are on average 12.8 days of rain per month and 6.9 hours of sun per day.

When is the best time to visit Maui Island?

The best months to visit Maui Island are June, July, September, October, 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 May and November when the sea temperature is above the average 26°C (79°F) which is warm and pleasant for relaxing and swimming for long periods.

Can you sunbathe in Maui Island year round?

Yes, you can sunbathe in Maui Island all year round.

The coolest month in Maui Island is February when the average maximum temperature is 26°C (80°F), average temperature is 22°C (72°F) and average minimum temperature is 19°C (65°F).

More info about the annual temperatures and sunshine.

Can you swim in Maui Island year round?

Yes, you can swim in Maui Island all year round.

The warmest sea water temperatures in Maui Island are found in September when they peak at 27°C (81°F) and lowest in March when they dip to 25°C (76°F).

The sea temperature is above average for swimming between May and November when the sea temperature is above 26°C (79°F) which is warm and pleasant for relaxing and swimming for long periods.

For perfect swimming and lounging all day, try the months from May to November when the sea temperature is above 26°C (79°F)

More info about the annual sea temperatures

When is the hottest month in Maui Island?

The hottest month in Maui Island is August when the average maximum temperature is very hot and perfect for sunbathing on clear days 31°C (87°F), average temperature is 27°C (80°F) and average minimum temperature is 22°C (72°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Maui Island?

The coolest month in Maui Island is February when the average maximum temperature is 26°C (80°F), average temperature is 22°C (72°F) and average minimum temperature is 19°C (65°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Maui Island?

The sunniest days in Maui Island are in July which has the most hours of sunshine per day. In July the sunshine percentage is 62% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright.

More info about the annual sunshine.

When is the least sunny month in Maui Island?

December has the least sunshine. In December the sunshine percentage is 52% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Maui Island?

The driest month in Maui Island is June with 11.8cm (4.6inches) of rain and October has the fewest days of rain with 9.8 days with some rain, a quite rainy time to visit the beach.

More info about the annual rainfall

When is the wettest month in Maui Island?

The wettest month in Maui Island is March with 39.4cm (15.5inches) of rain and the most days of rain with 15.7 days with some rain, a wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Maui Island?

The coldest sea water temperatures in Maui Island are found in March when they dip to 25°C (76°F) which is warm and pleasant for relaxing and swimming for long periods.

More info about the annual sea temperatures.

When is the sea the warmest in Maui Island?

The warmest sea water temperatures in Maui Island are found in September when they peak at 27°C (81°F) which is very warm and ideal for relaxing and swimming for the whole day.

More info about the annual sea temperatures.

When is the most humid month in Maui Island?

The most humid month in Maui Island is October with a dew point (an indicator of humidity) of 21°C (69°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the least humid month in Maui Island?

The least humid month in Maui Island is February with a dew point of 18°C (65°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the windiest month in Maui Island?

The most windy month in Maui Island is June when the average maximum windspeed is 40KM/H (25MPH) and the average wind speed is 23KM/H (14MPH).

More info about the annual wind conditions.

Annual Temperature for Maui Island

The hottest month in Maui Island is August when the average maximum temperature is 31°C (87°F), average temperature is 27°C (80°F) and average minimum temperature is 22°C (72°F).

The coolest month in Maui Island is February when the average maximum temperature is 26°C (26°F), average temperature is 22°C (72°F) and average minimum temperature is 19°C (65°F).

Annual Sunshine for Maui Island

The longest days in Maui Island are in June, with an average of 13.4 hours of daylight per day. December has the shortest days with an average of 10.9 hours of daylight per day.

The sunniest days in Maui Island are in July which has the most hours of sunshine per day. The sunshine percentage is 62% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright.

December has the least sunshine. The sunshine percentage is 52% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.7 hours of sunshine per day.

The ultraviolet index is the highest in July when it reaches 13.1 and lowest in December when it reaches 6.5.

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.

Annual Sea Temperature for Maui Island

The warmest sea water temperatures in Maui Island are found in September when they peak at 27°C (81°F) and lowest in March when they dip to 25°C (76°F).

The sea is best for swimming between May and November when the temperature is above 26°C (79°F) which is warm and pleasant for relaxing and swimming for long periods.

Annual Rainfall for Maui Island

The wettest month in Maui Island is March with 39.4cm (15.5inches) of rain and the most days of rain with 15.7 days with some rain, a wet time to visit the beach.

The driest month in Maui Island is June with 11.8cm (4.6inches) of rain and October has the fewest days of rain with 9.8 days with some rain, a quite rainy time to visit the beach.

Annual Humidity for Maui Island

The most humid month in Maui Island is October with a dew point (an indicator of humidity) of 21°C (69°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

The least humid month in Maui Island is February with a dew point of 18°C (65°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

Annual Wind Speed for Maui Island

The most windy month in Maui Island is June when the average maximum windspeed is 40KM/H (25MPH) and the average wind speed is 23KM/H (14MPH).

The least windy month in Maui Island is December when the average maximum windspeed is 32KM/H (20MPH) and the average wind speed is 17KM/H (11MPH).

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