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

Monthly weather forecast and climate
Aiea, HI

January, the same as December, is a moderately hot winter month in Aiea, Hawaii, with average temperature ranging between min 62.8°F (17.1°C) and max 78.4°F (25.8°C). In Aiea, the average high-temperature is relatively the same as in December - a still moderately hot 78.4°F (25.8°C). Weather in January »
The last month of the winter, February, is another warm month in Aiea, Hawaii, with average temperature ranging between min 64.9°F (18.3°C) and max 80.4°F (26.9°C). In Aiea, the average high-temperature in February is almost the same as in January - a still warm 80.4°F (26.9°C). Weather in February »

The first month of the spring, March, is still a warm month in Aiea, Hawaii, with average temperature ranging between min 64.8°F (18.2°C) and max 79°F (26.1°C). In Aiea, the average high-temperature in March is relatively the same as in February - a still moderately hot 79°F (26.1°C). Weather in March »

April, like March, in Aiea, Hawaii, is a moderately hot spring month, with average temperature fluctuating between 81.1°F (27.3°C) and 66.6°F (19.2°C). In Aiea, the average high-temperature is relatively the same as in March - a still moderately hot 81.1°F (27.3°C). Weather in April »

The last month of the spring, May, is also a moderately hot month in Aiea, Hawaii, with average temperature fluctuating between 83.3°F (28.5°C) and 68.4°F (20.2°C). In Aiea, the average high-temperature is practically the same as in April - a still warm 83.3°F (28.5°C). Weather in May »

The first month of the summer, June, is also a moderately hot month in Aiea, Hawaii, with average temperature ranging between max 84°F (28.9°C) and min 70.2°F (21.2°C). In Aiea, the average high-temperature in June is almost the same as in May - a still warm 84°F (28.9°C). Weather in June »

July, like June, in Aiea, Hawaii, is another warm summer month, with temperature in the range of an average low of 71.4°F (21.9°C) and an average high of 84.7°F (29.3°C). In July, the average high-temperature is essentially the same as in June - a still warm 84.7°F (29.3°C). Weather in July »

August, the last month of the summer, in Aiea, is a hot month, with average temperature ranging between min 72°F (22.2°C) and max 86.4°F (30.2°C). In August, the average high-temperature is practically the same as in July - a hot 86.4°F (30.2°C). Weather in August »

September, the first month of the autumn, in Aiea, is still a hot month, with temperature in the range of an average high of 86.7°F (30.4°C) and an average low of 72°F (22.2°C). With an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 72°F (22.2°C), September is the warmest month. Weather in September »

October, like September, in Aiea, Hawaii, is a moderately hot autumn month, with average temperature varying between 70.2°F (21.2°C) and 85.3°F (29.6°C). In Aiea, the average high-temperature is practically the same as in September - a warm 85.3°F (29.6°C). Weather in October »

November, the last month of the autumn, in Aiea, is also a moderately hot month, with average temperature varying between 80.1°F (26.7°C) and 65.8°F (18.8°C). In Aiea, the average high-temperature is essentially the same as in October - a still warm 80.1°F (26.7°C). Weather in November »

The first month of the winter, December, is also a moderately hot month in Aiea, Hawaii, with average temperature ranging between min 63.1°F (17.3°C) and max 77.9°F (25.5°C). December is the coldest month, with an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 63.1°F (17.3°C). Weather in December »

How much does it rain in Aiea?

Throughout the year, 26.8" (680.8mm) of rain is accumulated.

What is the rainiest month in Aiea?

The month with the most rainfall in Aiea, Hawaii, is January when 3.5" (88.9mm) of precipitation is typically aggregated.

What month is the ocean coldest in Aiea?

March is the month with the coldest seawater, with an average ocean temperature of 75.7°F (24.3°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 75.7°F (24.3°C) water.

When are the longest days in Aiea?

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

What is the driest month in Aiea?

August is the month with the least rainfall in Aiea, Hawaii, with 0.8" (20.3mm) of accumulated precipitation.

What is the warmest month in Aiea?

September is the warmest month, with an average high-temperature of 86.7°F (30.4°C) and an average low-temperature of 72°F (22.2°C).

What month is the ocean warmest in Aiea?

With an average ocean temperature of 80.4°F (26.9°C), September is the month with the warmest seawater in Aiea, Hawaii. For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the coldest month in Aiea?

The coldest month in Aiea, Hawaii, is December, with an average high-temperature of 77.9°F (25.5°C) and an average low-temperature of 63.1°F (17.3°C).

What is the month with the shortest days in Aiea?

The month with the shortest days is December, with an average of 10.8h of daylight.
Average temperature - Aiea, HI
Average rainfall - Aiea, HI
Average sea temperature - Aiea, HI

The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

Average daylight - Aiea, HI

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.8h).