December weather forecastThondi, India
December
Weather in December
The ideal sea water temperature of 27.3°C (81.1°F) makes December in Thondi, India, the best time for swimming and other water activities.Sea temperature
In Thondi, India, the average seawater temperature in December is 27.3°C (81.1°F).Note: In water temperatures ranging between 25°C (77°F) and 29°C (84.2°F), activities such as swimming and diving become highly pleasurable for long durations.
Daylight
December has the shortest days of the year, with an average of 11h and 36min of daylight.On the first day of the month, sunrise is at 6:15 am and sunset at 5:50 pm. On the last day of December, sunrise is at 6:30 am and sunset at 6:04 pm IST.
Updated: Jan 26, 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 December, the average sea temperature in Thondi is 27.3°C (81.1°F). 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.
December has the shortest days of the year in Thondi, with an average of 11h and 36min of daylight.
In December, the average day length in Thondi is 11h and 34min.
On the first day of December, sunrise is at 6:15 am and sunset at 5:50 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 6:04 pm IST.
Average sea temperature in December
Thondi, India
- Average sea temperature in December: 27.3°C
The best month for swimming (with the highest average sea temperature) is April (30.3°C).
The coldest month (with the lowest average sea temperature) is January (26.8°C).
Average daylight in December
Thondi, India
- Average daylight in December: 11h and 36min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).





