Annual average weather for Kahului, Maui Island, United States

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Annual Average Weather for Kahului, Maui Island, United States

The annual average maximum daily temperature is 29.1°C (84.4°F) which is very warm and perfect for sunbathing on clear days. The annual average water temperature is typically 26°C (78.8°F) which is warm and pleasant for relaxing and swimming for long periods. Annually there are on average 12.1 days of rain per month and 6.9 hours of sun per day.

When is the best time to visit Kahului?

The best months to visit Kahului 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 Kahului year round?

Yes, you can sunbathe in Kahului all year round.

The coolest month in Kahului is February when the average maximum temperature is 27°C (80°F), average temperature is 22°C (72°F) and average minimum temperature is 18°C (64°F).

More info about the annual temperatures and sunshine.

Can you swim in Kahului year round?

Yes, you can swim in Kahului all year round.

The warmest sea water temperatures in Kahului 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 Kahului?

The hottest month in Kahului is August when the average maximum temperature is very hot and perfect for sunbathing on clear days 31°C (88°F), average temperature is 27°C (80°F) and average minimum temperature is 22°C (71°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Kahului?

The coolest month in Kahului is February when the average maximum temperature is 27°C (80°F), average temperature is 22°C (72°F) and average minimum temperature is 18°C (64°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Kahului?

The sunniest days in Kahului 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 Kahului?

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 Kahului?

The driest month in Kahului is June with 12.3cm (4.8inches) of rain and October has the fewest days of rain with 7.8 days with some rain, a quite rainy time to visit the beach.

More info about the annual rainfall

When is the wettest month in Kahului?

The wettest month in Kahului is March with 42.3cm (16.7inches) of rain and the most days of rain with 16.2 days with some rain, a wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Kahului?

The coldest sea water temperatures in Kahului 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 Kahului?

The warmest sea water temperatures in Kahului 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 Kahului?

The most humid month in Kahului is August with a dew point (an indicator of humidity) of 21°C (70°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 Kahului?

The least humid month in Kahului is February with a dew point of 19°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 Kahului?

The most windy month in Kahului is July when the average maximum windspeed is 44KM/H (27MPH) and the average wind speed is 23KM/H (14MPH).

More info about the annual wind conditions.

Annual Temperature for Kahului

The hottest month in Kahului is August when the average maximum temperature is 31°C (88°F), average temperature is 27°C (80°F) and average minimum temperature is 22°C (71°F).

The coolest month in Kahului is February when the average maximum temperature is 27°C (27°F), average temperature is 22°C (72°F) and average minimum temperature is 18°C (64°F).

Annual Sunshine for Kahului

The longest days in Kahului 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 Kahului 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 Kahului

The warmest sea water temperatures in Kahului 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 Kahului

The wettest month in Kahului is March with 42.3cm (16.7inches) of rain and the most days of rain with 16.2 days with some rain, a wet time to visit the beach.

The driest month in Kahului is June with 12.3cm (4.8inches) of rain and October has the fewest days of rain with 7.8 days with some rain, a quite rainy time to visit the beach.

Annual Humidity for Kahului

The most humid month in Kahului is August with a dew point (an indicator of humidity) of 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

The least humid month in Kahului is February with a dew point of 19°C (65°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

Annual Wind Speed for Kahului

The most windy month in Kahului is July when the average maximum windspeed is 44KM/H (27MPH) and the average wind speed is 23KM/H (14MPH).

The least windy month in Kahului is December when the average maximum windspeed is 34KM/H (21MPH) and the average wind speed is 16KM/H (10MPH).

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