May weather forecastGuiuan, Philippines
May
Weather in May
The ideal sea water temperature of 29.4°C (84.9°F) makes May in Guiuan, Philippines, the best time for swimming and other water activities.Sea temperature
In May, the average sea temperature is 29.4°C (84.9°F).Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as very agreeable and pleasurable for lengthy periods without discomfort.
Daylight
In Guiuan, the average length of the day in May is 12h and 38min.On the first day of the month, sunrise is at 5:18 am and sunset at 5:49 pm. On the last day of May, in Guiuan, sunrise is at 5:13 am and sunset at 5:56 pm PST.
Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In May, the average sea temperature in Guiuan, Philippines, is 29.4°C (84.9°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
In Guiuan, Philippines, the average day length in May is 12h and 38min.
In May, on the first day of the month, sunrise is at 5:18 am and sunset at 5:49 pm. On the last day of the month, in Guiuan, sunrise is at 5:13 am and sunset at 5:56 pm PST.
Average sea temperature in May
Guiuan, Philippines
- Average sea temperature in May: 29.4°C
The best months for swimming (with the highest average sea temperature) are June and October (29.8°C).
The coldest month (with the lowest average sea temperature) is February (27.4°C).
Average daylight in May
Guiuan, Philippines
- Average daylight in May: 12h and 36min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).





