Monthly weather forecast and climate
Hana, HI

What is the coldest month in Hana?

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

How many days does it rain in Hana?

In Hana, during the entire year, the rain falls for 171 days, and collects up to 82.5" (2096.7mm) of precipitation.

What is the wettest month in Hana?

The month with the most rainfall in Hana is March when the rain falls for 15 days and typically aggregates up to 9.5" (241.8mm) of precipitation.

What is the driest month in Hana?

June is the month with the least rainfall in Hana. Rain falls for 14 days and accumulates 4.1" (103.6mm) of precipitation.

What is the warmest month in Hana?

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

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