Honolulu
Hawaii, USA
Long-term weather forecast
Long-term weather forecast
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March weather forecast and Climate
Honolulu, HI

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Waikiki beach viewed from above, with clear calm waters on the foot of Honolulu city, Hawaii, with the vast cityscape and mountains in the distance
Waikiki beach viewed from above, with clear calm waters on the foot of Honolulu city, Hawaii, with the vast cityscape and mountains in the distance
March in Honolulu is characterized by temperatures ranging between 68°F (20°C) at the lowest point, and the highest score steadies on at an average of 80.6°F (27°C). The weather is still mild, with the sun shining for an average of nine hours during the day, heating the ocean to an average of 75.2°F (24°C). Expect more rain to fall in March as opposed to February. It rains for averagely sixteen days during the month to fetch precipitation of approximately 2.1" (53.3mm). March humidity drops to 69% and keeps falling for the next few weeks.
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  • The average high temperature in March: 81.2°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (80.1°F).

  • The average low temperature in March: 67.7°F

The month with the highest average low temperature is August (75.1°F).
The coldest month (with the lowest average low temperature) is February (66.1°F).

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  • The average humidity in March: 68.8%

The month with the highest relative humidity is January (73.3%).
The month with the lowest relative humidity is August (64.1%).

  • The average rainfall in March: 11.5"

The wettest month (with the highest rainfall) is March (11.5").
The driest month (with the lowest rainfall) is June (6.2").

  • The average rainfall days in March: 8.8 days

The month with the highest number of rainy days is December (9.7 days).
The month with the lowest number of rainy days is August (5.6 days).

  • The average sea temperature in March: 75.7°F

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).

  • The average daylight in March: 12h

Months with the longest days are April, May, June, July and August (Average daylight: 13h).
Months with shortest days are January, February, November and December (Average daylight: 11h).

  • The average sunshine in March: 8.4h

The month with most sunshine is July (Average sunshine: 9.9h).
The month with least sunshine is December (Average sunshine: 6.4h).

  • The average UV index in March: 11

Months with the highest UV index are June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).

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