May weather forecast
Kailua-Kona, HI

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Kailua-Kona, Hawaii, surrounded by clear waters
Kailua-Kona, Hawaii, surrounded by clear waters

Weather in May

May leaves behind the fluctuating temperatures of April and embraces steadier weather patterns. The rise in both land and sea temperature gets noticed, registering sea temperatures of 77.4°F (25.2°C). The city's coastal location and tropical climate connote a substantial increase in daylight hours. May is also the commencement of the dry season with considerably less rainfall. The weather encourages pursuits like sailing, swimming, and fishing.

Temperature

May's arrival shows an average high-temperature of a still warm 83.5°F (28.6°C), hardly different from the previous month. Kailua-Kona reports a consistent average low-temperature of 71.6°F (22°C) throughout May nights.

Rainfall

In Kailua-Kona, in May, 2.01" (51mm) of precipitation is typically accumulated. During the entire year, Kailua-Kona aggregates up to 18.39" (467mm) of precipitation.

Ocean temperature

In Kailua-Kona, the average seawater temperature in May is 77.5°F (25.3°C).
Note: In any water activity, temperatures between 77°F (25°C) and 84.2°F (29°C) are viewed as magnificent and exceptionally pleasant for prolonged enjoyment.

Daylight

In May, the average length of the day is 13h and 4min.
On the first day of May in Kailua-Kona, sunrise is at 5:54 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 6:59 pm HST.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May in Kailua-Kona?

The high-temperature in Kailua-Kona, Hawaii, during May is 83.5°F (28.6°C) and the low-temperature is 71.6°F (22°C).

How much does it rain in Kailua-Kona in May?

In Kailua-Kona, Hawaii, in May, 2.01" (51mm) of precipitation is typically accumulated.

What is the water temperature in May in Kailua-Kona?

In Kailua-Kona, in May, the average water temperature is 77.5°F (25.3°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.

How many hours of daylight does Kailua-Kona have in May?

In May, the average day length is 13h and 4min.

What time are sunrise and sunset in May in Kailua-Kona?

In May, on the first day of the month, sunrise is at 5:54 am and sunset at 6:47 pm. On the last day of the month, in Kailua-Kona, sunrise is at 5:44 am and sunset at 6:59 pm HST.

Average temperature in May
Kailua-Kona, HI

Average temperature in May - Kailua-Kona, HI
  • Average high temperature in May: 83.5°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is February (81.2°F).

  • Average low temperature in May: 71.6°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 (68°F).

Average rainfall in May
Kailua-Kona, HI

Average rainfall in May - Kailua-Kona, HI
  • Average rainfall in May: 2"

The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is July (0.7").

Average sea temperature in May
Kailua-Kona, HI

Average sea temperature in May - Kailua-Kona, HI
  • Average sea temperature in May: 77.4°F

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 (76°F).

Average daylight in May
Kailua-Kona, HI

Average daylight in May - Kailua-Kona, HI
  • Average daylight in May: 13h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

Kailua-Kona, Hawaii, USA

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