Weather in January
The ideal sea water temperature of 26.8°C (80.2°F) makes
January in
Siruma,
Philippines, the best time for swimming and other water activities.
Sea temperature
In Siruma, the average seawater temperature in January is 26.8°C (80.2°F).
Note: A water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm and enjoyable, allowing water activities to be pleasant for extended periods without irritation.
Daylight
In January, the average length of the day is 11h and 24min.
On the first day of the month, sunrise is at 6:10 am and sunset at 5:29 pm. On the last day of January, in Siruma, sunrise is at 6:14 am and sunset at 5:45 pm PST.