Tissamaharama Weather in December
December in Tissamaharama averages 30°C (86°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 195 mm (7.7 in) on average. An umbrella is a good idea.
Rainfall in Tissamaharama in December
The climate data from previous years indicates about 10 days of rain, averaging 195 mm (7.7 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Tissamaharama in December
December in Tissamaharama brings typical temperatures with highs around 30°C (86°F) and lows of 24°C (75°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably. While slightly cooler, this month still offers warm and pleasant weather.
Sunshine in Tissamaharama in December
There are approximately 220 hours of sunshine this month, resulting in mostly clear days.
Wind Speed in Tissamaharama in December
Wind speeds average 5 m/s (10 knots) during December. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.December in Tissamaharama can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Tissamaharama's climate page.
Tissamaharama Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
33%
Precipitation
195 mm (7.7 in)
Rainy days
10 days
Humidity
76% *
Windspeed
5 m/s (10 knots) *
Sunshine
220 hours *
Percentage Sunshine
*
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Tissamaharama typically stay consistent throughout December, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Daily Historical Precipitation
42-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Tissamaharama in December
Browse day-by-day weather records for Tissamaharama spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tissamaharama historical weather extremes in December
Our historical data for Tissamaharama spans 2005 to 2025, revealing these weather extremes.
- On December 5, 2020, temperatures climbed to 34°C (93°F), marking the warmest December day on record.
- The coldest December day was on December 25, 2014, with a maximum of 24°C (75°F).
- Tissamaharama registered its coldest December night on December 30, 2022, with temperatures dropping to 13°C (55°F).
Best Places in Sri Lanka in December
Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month. See all of Sri Lanka in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Tissamaharama in December
Warm but pleasant conditions in Tissamaharama in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Tissamaharama in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Tissamaharama's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Tissamaharama climate overview or explore weather in Sri Lanka.
