Weather in May
As the transition period from spring to summer, May is generously warm in Kahaluu. The climatic conditions gently shift from April, as the sea temperature climbs to 78°F (25.6°C). The days become longer, presenting abundant sunlight and palpable warmth. May's weather is characterized by clear skies, mild breezes, and radiant mornings, making it quite the delight for tourists and locals alike.
Note: Temperatures between 77°F (25°C) and 84.2°F (29°C) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.
On the first day of May, sunrise is at 5:59 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.
Ocean temperature
In Kahaluu, in May, the average water temperature is 77.9°F (25.5°C).Note: Temperatures between 77°F (25°C) and 84.2°F (29°C) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.
Daylight
The average length of the day in May is 13h and 10min.On the first day of May, sunrise is at 5:59 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the ocean temperature in May in Kahaluu?
In May, the average ocean temperature in Kahaluu, Hawaii, is 77.9°F (25.5°C). 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.
How many hours of daylight does Kahaluu have in May?
The average day length in May in Kahaluu is 13h and 10min.
What time are sunrise and sunset in May in Kahaluu?
On the first day of May in Kahaluu, Hawaii, sunrise is at 5:59 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.
Average sea temperature in May
Kahaluu, HI
- Average sea temperature in May: 78°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).
Average daylight in May
Kahaluu, HI
- Average daylight in May: 13h and 1min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
Kahaluu, Hawaii, USA
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