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Sri Lanka temperatures in December

December in Sri Lanka has maximum daytime temperatures ranging from high in Ramboda with 25°C to very high temperatures in Gampaha with 31°C. Nighttime temperatures generally drop to 23°C in Gampaha and 18°C in Ramboda. On average, it is one of the coldest months of the year.

What is the temperature of the different cities in Sri Lanka in December?

Discover the typical December temperatures for the most popular locations of Sri Lanka on the map below. Detailed insights are just a click away.

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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in December in Sri Lanka?
  • Data insights from our comprehensive database indicate that Gampaha is the city with the highest warmth. Daytime peaks average near 31°C, while the nights are characterized by a low temperature close to 23°C."

  • What is the coldest city in December in Sri Lanka?
  • When looking through our records, we find that Ramboda stands out as the coolest city in Sri Lanka for the month of December. Daytime highs average 25°C and it cools down to about 18°C at night.

  • How much sun does Sri Lanka get in December?
  • Most cities enjoy a balanced amount of sunshine, with around 143 hours of sunlight anticipated in Kandy. This ensures the days are neither too dim nor excessively sunny.

  • What is the water's temperature in December?
  • The water temperature averages approximately 27°C in Colombo this month, an ideal temperature for swimming and cooling off.

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