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

Monthly weather forecast and climate
Hana, HI

January, the same as December, is a moderately hot winter month in Hana, Hawaii, with average temperature ranging between max 78.1°F (25.6°C) and min 64.9°F (18.3°C). January through March, with an average high-temperature of 78.1°F (25.6°C), are the coldest months. Weather in January »
February, the last month of the winter, in Hana, is another warm month, with average temperature fluctuating between 78.1°F (25.6°C) and 64°F (17.8°C). The coldest months are January through March, with an average high-temperature of 78.1°F (25.6°C). Weather in February »

March, the first month of the spring, in Hana, is also a moderately hot month, with average temperature ranging between max 78.1°F (25.6°C) and min 64.9°F (18.3°C). The coldest months are January through March, with an average high-temperature of 78.1°F (25.6°C). Weather in March »

April, the same as March, is another warm spring month in Hana, Hawaii, with average temperature ranging between min 66.9°F (19.4°C) and max 79°F (26.1°C). In Hana, the average high-temperature in April is essentially the same as in March - a still warm 79°F (26.1°C). Weather in April »

The last month of the spring, May, is another warm month in Hana, Hawaii, with temperature in the range of an average low of 68°F (20°C) and an average high of 80.1°F (26.7°C). In May, the average high-temperature is essentially the same as in April - a still warm 80.1°F (26.7°C). Weather in May »

The first month of the summer, June, is still a warm month in Hana, Hawaii, with average temperature fluctuating between 70°F (21.1°C) and 82°F (27.8°C). In Hana, the average high-temperature is almost the same as in May - a still moderately hot 82°F (27.8°C). Weather in June »

July, the same as June, is another warm summer month in Hana, Hawaii, with average temperature fluctuating between 82°F (27.8°C) and 71.1°F (21.7°C). In July, the average high-temperature remains the same as in June - a still moderately hot 82°F (27.8°C). Weather in July »

August, the last month of the summer, in Hana, is another warm month, with average temperature ranging between max 82.9°F (28.3°C) and min 72°F (22.2°C). August and September, with an average high-temperature of 82.9°F (28.3°C), are the warmest months. Weather in August »

The first month of the autumn, September, is also a moderately hot month in Hana, Hawaii, with average temperature varying between 70°F (21.1°C) and 82.9°F (28.3°C). August and September, with an average high-temperature of 82.9°F (28.3°C), are the warmest months. Weather in September »

October, like September, in Hana, Hawaii, is a moderately hot autumn month, with average temperature fluctuating between 70°F (21.1°C) and 82°F (27.8°C). In October, the average high-temperature is almost the same as in September - a still moderately hot 82°F (27.8°C). Weather in October »

The last month of the autumn, November, is another warm month in Hana, Hawaii, with temperature in the range of an average low of 70°F (21.1°C) and an average high of 80.1°F (26.7°C). In Hana, the average high-temperature is practically the same as in October - a still warm 80.1°F (26.7°C). Weather in November »

December, the first month of the winter, in Hana, is still a warm month, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 79°F (26.1°C). In December, the average high-temperature is practically the same as in November - a still warm 79°F (26.1°C). Weather in December »

What are the coldest months in Hana?

The coldest months in Hana, Hawaii, are January through March, with an average high-temperature of 78.1°F (25.6°C).

How much does it rain in Hana?

Throughout the year, in Hana, there are 171 rainfall days, and 82.5" (2096.7mm) of precipitation is accumulated.

What is the rainiest month in Hana?

March is the month with the most rainfall. Rain falls for 15 days and accumulates 9.5" (241.8mm) of precipitation.

What is the month with the coldest ocean in Hana?

March is the month with the coldest seawater, with an average ocean temperature of 75.7°F (24.3°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 75.7°F (24.3°C) water may be enjoyable.

What is the driest month in Hana?

The month with the least rainfall in Hana is June when the rain falls for 14 days and typically collects 4.1" (103.6mm) of precipitation.

When are the longest days in Hana?

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

What is the month with the most sunshine in Hana?

Months with the most sunshine in Hana, Hawaii, are June through September, with an average of 8h of sunshine.

What are the months with the highest UV index in Hana?

Months with the highest UV index in Hana are June through August, with an average maximum UV index of 12.

What is the warmest month in Hana?

Warmest months are August and September, with an average high-temperature of 82.9°F (28.3°C).

When is the ocean warmest in Hana?

September is the month with the warmest seawater, with an average ocean temperature of 80.1°F (26.7°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

What is the month with the least sunshine in Hana?

Months with the least sunshine in Hana, Hawaii, are November and December, with an average of 6h of sunshine.

What is the month with the shortest days in Hana?

With an average of 10.9h of daylight, December has the shortest days of the year in Hana, Hawaii.

When is the lowest UV index in Hana?

The month with the lowest UV index is December, with an average maximum UV index of 6.
Average rainfall days - Hana, HI

Months with the highest number of rainy days are April, July and August (16 days).
Months with the lowest number of rainy days are January and February (12 days).

Average sea temperature - Hana, HI

The best month for swimming (with the highest average sea temperature) is September (80°F).
The coldest month (with the lowest average sea temperature) is March (75.6°F).

Average daylight / Average sunshine - Hana, HI

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

Months with most sunshine are June, July, August and September (Average sunshine: 8h).
Months with least sunshine are November and December (Average sunshine: 6).