January weather forecastHernani, Philippines
January
Weather in January
The perfect water temperature of 27.5°C (81.5°F) makes January a great period for swimming and other water activities in Hernani, Philippines.Sea temperature
In January, the average sea temperature is 27.5°C (81.5°F).Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.
Daylight
In Hernani, Philippines, the average length of the day in January is 11h and 33min.On the first day of January in Hernani, sunrise is at 5:56 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 5:40 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 January, the average sea temperature in Hernani is 27.5°C (81.5°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
The average day length in January in Hernani is 11h and 33min.
In January, on the first day of the month, sunrise is at 5:56 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 5:40 pm PST.
Average sea temperature in January
Hernani, Philippines
- Average sea temperature in January: 27.5°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 January
Hernani, Philippines
- Average daylight in January: 11h and 30min
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).





