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

Monthly weather forecast and climate
Halawa, HI

January, the same as December, is another warm winter month in Halawa, Hawaii, with average temperature varying between 77°F (25°C) and 60.8°F (16°C). January through March, with an average high-temperature of 77°F (25°C), are the coldest months. Weather in January »

February, the last month of the winter, in Halawa, is also a moderately hot month, with average temperature varying between 60.8°F (16°C) and 77°F (25°C). January through March, with an average high-temperature of 77°F (25°C), are the coldest months. Weather in February »

The first month of the spring, March, is also a moderately hot month in Halawa, Hawaii, with average temperature fluctuating between 60.8°F (16°C) and 77°F (25°C). The coldest months are January through March, with an average high-temperature of 77°F (25°C). Weather in March »

April, the same as March, is a moderately hot spring month in Halawa, Hawaii, with average temperature fluctuating between 78.8°F (26°C) and 62.6°F (17°C). In Halawa, the average high-temperature in April is essentially the same as in March - a still warm 78.8°F (26°C). Weather in April »

May, the last month of the spring, in Halawa, is also a moderately hot month, with average temperature fluctuating between 64.4°F (18°C) and 80.6°F (27°C). In May, the average high-temperature is almost the same as in April - a still moderately hot 80.6°F (27°C). Weather in May »

The first month of the summer, June, is also a moderately hot month in Halawa, Hawaii, with average temperature varying between 80.6°F (27°C) and 66.2°F (19°C). In June, the average high-temperature remains equal as in May - a still warm 80.6°F (27°C). Weather in June »

July, the same as June, is a moderately hot summer month in Halawa, Hawaii, with average temperature varying between 82.4°F (28°C) and 66.2°F (19°C). The warmest months are July through October, with an average high-temperature of 82.4°F (28°C). Weather in July »

The last month of the summer, August, is another warm month in Halawa, Hawaii, with average temperature varying between 68°F (20°C) and 82.4°F (28°C). The warmest months are July through October, with an average high-temperature of 82.4°F (28°C). In Halawa, Hawaii, during August, the rain falls for 8 days and regularly aggregates up to 2.48" (63mm) of precipitation. Weather in August »

The first month of the autumn, September, is still a warm month in Halawa, Hawaii, with average temperature varying between 66.2°F (19°C) and 82.4°F (28°C). The warmest months are July through October, with an average high-temperature of 82.4°F (28°C). In Halawa, Hawaii, in September, during 7 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Weather in September »

October, the same as September, is a moderately hot autumn month in Halawa, Hawaii, with average temperature fluctuating between 82.4°F (28°C) and 66.2°F (19°C). July through October, with an average high-temperature of 82.4°F (28°C), are the warmest months. In Halawa, it is raining for 9 days, with typically 3.74" (95mm) of accumulated precipitation. Weather in October »

November, the last month of the autumn, in Halawa, is also a moderately hot month, with average temperature ranging between min 64.4°F (18°C) and max 80.6°F (27°C). In November, the average high-temperature is relatively the same as in October - a still warm 80.6°F (27°C). Weather in November »

The first month of the winter, December, is also a moderately hot month in Halawa, Hawaii, with average temperature varying between 78.8°F (26°C) and 62.6°F (17°C). In Halawa, the average high-temperature is almost the same as in November - a still warm 78.8°F (26°C). Weather in December »

What is the coldest month in Halawa?

January through March, with an average high-temperature of 77°F (25°C), are the coldest months in Halawa.

How many days does it rain in Halawa?

In Halawa, during the entire year, the rain falls for 116 days and collects up to 54.96" (1396mm) of precipitation.

What is the rainiest month in Halawa?

January is the month with the most rainfall. Rain falls for 12 days and accumulates 7.36" (187mm) of precipitation.

What are the months with the coldest ocean in Halawa?

January through April, with an average ocean temperature of 75.2°F (24°C), are months with the coldest seawater.

What is the month with the least sunshine in Halawa?

January, February, November and December, with an average of 7h of sunshine, are months with the least sunshine in Halawa.

What are the months with the most sunshine in Halawa?

Months with the most sunshine are May through September, with an average of 9h of sunshine.

What is the driest month in Halawa?

The month with the least rainfall is June when the rain falls for 7 days and typically collects 1.85" (47mm) of precipitation.

When are the longest days in Halawa?

The month with the longest days in Halawa, Hawaii, is June, with an average of 13.4h of daylight.

When is the highest UV index in Halawa?

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

What are the warmest months in Halawa?

July through October, with an average high-temperature of 82.4°F (28°C), are warmest months in Halawa.

What is the month with the warmest ocean in Halawa?

With an average ocean temperature of 80.6°F (27°C), September is the month with the warmest seawater.

What is the month with the shortest days in Halawa?

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

When is the lowest UV index in Halawa?

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

Months with the highest number of rainy days are January, March, April and December (12 days).
Months with the lowest number of rainy days are June and September (7 days).

Average sea temperature - Halawa, HI

The best month for swimming (with the highest average sea temperature) is September (81°F).
Coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).

Average daylight / Average sunshine - Halawa, 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 May, June, July, August and September (Average sunshine: 9h).
Months with least sunshine are January, February, November and December (Average sunshine: 7).