Lahaina
Hawaii, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Lahaina, HI

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Contents

Weather in January

January, the same as December, is a moderately hot winter month in Lahaina, Hawaii, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 71.6°F (22°C). In Lahaina, the average high-temperature in January is relatively the same as in December - a still moderately hot 74.8°F (23.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Lahaina, is also a moderately hot month, with temperature in the range of an average high of 73.9°F (23.3°C) and an average low of 70.9°F (21.6°C). The coldest month is February, with an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 70.9°F (21.6°C). Weather in February »

Weather in March

The first month of the spring, March, is still a warm month in Lahaina, Hawaii, with average temperature varying between 74.1°F (23.4°C) and 70.7°F (21.5°C). In Lahaina, the average high-temperature is almost the same as in February - a still warm 74.1°F (23.4°C). Weather in March »

Weather in April

April, the same as March, is a moderately hot spring month in Lahaina, Hawaii, with temperature in the range of an average low of 72.1°F (22.3°C) and an average high of 75.4°F (24.1°C). In April, the average high-temperature is practically the same as in March - a still moderately hot 75.4°F (24.1°C). Weather in April »

Weather in May

The last month of the spring, May, is another warm month in Lahaina, Hawaii, with temperature in the range of an average low of 73°F (22.8°C) and an average high of 76.8°F (24.9°C). In Lahaina, the average high-temperature in May is almost the same as in April - a still warm 76.8°F (24.9°C). Weather in May »

Weather in June

June, the first month of the summer, in Lahaina, is also a moderately hot month, with average temperature fluctuating between 77.9°F (25.5°C) and 74.8°F (23.8°C). In June, the average high-temperature is relatively the same as in May - a still warm 77.9°F (25.5°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Lahaina, Hawaii, with average temperature ranging between max 78.8°F (26°C) and min 75.7°F (24.3°C). In Lahaina, the average high-temperature is practically the same as in June - a still warm 78.8°F (26°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Lahaina, Hawaii, with average temperature varying between 79.3°F (26.3°C) and 76.5°F (24.7°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 79.3°F (26.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Lahaina, Hawaii, with average temperature fluctuating between 76.3°F (24.6°C) and 79.7°F (26.5°C). The warmest month is September, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 76.3°F (24.6°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Lahaina, Hawaii, with temperature in the range of an average high of 79.5°F (26.4°C) and an average low of 76.5°F (24.7°C). In October, the average high-temperature is relatively the same as in September - a still moderately hot 79.5°F (26.4°C). Weather in October »

Weather in November

November, the last month of the autumn, in Lahaina, is also a moderately hot month, with temperature in the range of an average low of 74.8°F (23.8°C) and an average high of 77.5°F (25.3°C). In Lahaina, the average high-temperature in November is relatively the same as in October - a still warm 77.5°F (25.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a moderately hot month in Lahaina, Hawaii, with average temperature ranging between max 75.4°F (24.1°C) and min 72.7°F (22.6°C). In December, the average high-temperature is relatively the same as in November - a still moderately hot 75.4°F (24.1°C). Weather in December »

FAQ

What is the least humid month in Lahaina?

January through March, September and November, with an average relative humidity of 75%, are the least humid months in Lahaina.

How much does it rain in Lahaina?

In Lahaina, during the entire year, the rain falls for 112.6 days and collects up to 7.91" (201mm) of precipitation.

When is the lowest UV index in Lahaina?

Months with the lowest UV index in Lahaina, Hawaii, are January through June, November and December, with an average maximum UV index of 6.

What is the coldest month in Lahaina?

The coldest month in Lahaina is February, with an average high-temperature of 73.9°F (23.3°C) and an average low-temperature of 70.9°F (21.6°C).

What is the wettest month in Lahaina?

March is the month with the most rainfall in Lahaina. Rain falls for 13.4 days and accumulates 1.1" (28mm) of precipitation.

What month is the ocean coldest in Lahaina?

With an average ocean temperature of 75.9°F (24.4°C), March is the month with the coldest seawater.

When are the longest days in Lahaina?

With an average of 13.4h of daylight, June has the longest days of the year.

What month has the most sunshine in Lahaina?

June has the most sunshine of the year, with an average of 11.2h of sunshine.

What is the most humid month in Lahaina?

With an average relative humidity of 77%, July is the most humid month in Lahaina, Hawaii.

What is the driest month in Lahaina?

July is the month with the least rainfall in Lahaina. Rain falls for 7.8 days and accumulates 0.35" (9mm) of precipitation.

What is the month with the highest UV index in Lahaina?

July through October, with an average maximum UV index of 7, are months with the highest UV index in Lahaina.

What is the warmest month in Lahaina?

The warmest month in Lahaina is September, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 76.3°F (24.6°C).

What month is the ocean warmest in Lahaina?

The month with the warmest seawater in Lahaina, Hawaii, is September, with an average ocean temperature of 80.2°F (26.8°C).

What is the month with the shortest days in Lahaina?

The month with the shortest days in Lahaina, Hawaii, is December, with an average of 10.9h of daylight.

What is the month with the least sunshine in Lahaina?

December has the least sunshine of the year, with an average of 6.7h of sunshine.

Average temperature
Lahaina, HI

Average temperature - Lahaina, HI

The warmest month (with the highest average high temperature) is September (79.7°F).
The month with the lowest average high temperature is February (73.9°F).

Months with the highest average low temperature are August and October (76.5°F).
The coldest month (with the lowest average low temperature) is March (70.7°F).

Average humidity
Lahaina, HI

Average humidity - Lahaina, HI

The month with the highest relative humidity is July (77%).
Months with the lowest relative humidity are January, February, March, September and November (75%).

Average rainfall
Lahaina, HI

Average rainfall - Lahaina, HI

The wettest month (with the highest rainfall) is March (1.1").
The driest month (with the lowest rainfall) is July (0.35").

Average rainfall days
Lahaina, HI

Average rainfall days - Lahaina, HI

The month with the highest number of rainy days is March (13.4 days).
The month with the lowest number of rainy days is November (7.7 days).

Average sea temperature
Lahaina, HI

Average sea temperature - Lahaina, HI

The best month for swimming (with the highest average sea temperature) is September (80.2°F).
The coldest month (with the lowest average sea temperature) is March (76°F).

Average daylight / Average sunshine
Lahaina, HI

Average daylight / Average sunshine - Lahaina, HI

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

The month with most sunshine is June (Average sunshine: 11.2h).
The month with least sunshine is December (Average sunshine: 6.7h).

Average UV index
Lahaina, HI

Average UV index - Lahaina, HI

Months with the highest UV index are July, August, September and October (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 6).