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Tangalle Weather in December
December in Tangalle averages 30°C (86°F) during the day and 24°C (75°F) at night. December is part of the rainy season, with around 181 mm (7.1 in) of rainfall and frequent showers.
Rainfall in Tangalle in December
As part of the rainy season, Tangalle sees around 10 days of rain in December, with an average of 181 mm (7.1 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Tangalle in December
December in Tangalle brings typical temperatures with highs around 30°C (86°F) and lows of 24°C (75°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Tangalle in December
The city usually sees around 220 hours of sunlight, indicating many sunny days despite it being the rainy season.December in Tangalle has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Tangalle Temperature in December
Min Temperature
24°C (75°F)
Max Temperature
30°C (86°F)
Chance of Rain
32%
Precipitation
181 mm (7.1 in)
Rainy days
10 days
Humidity
76% *
Sunshine
220 hours *
Percentage Sunshine
*
* Data from: Hambantota, Sri Lanka (39 KM, 24 Miles).
Tangalle Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tangalle - and find the best time to visit.
Daily Historical Temperatures
44-year average (1976-2025)
Based on our historical records, temperatures in Tangalle typically stay consistent throughout December, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in December
Daily Historical Precipitation
44-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Tangalle in December
Browse day-by-day weather records for Tangalle spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tangalle historical weather extremes in December
According to our 20 years of weather records for Tangalle, the following extremes were recorded between 2005 and 2025.
- The hottest December day on record in Tangalle reached 34°C (93°F) (December 5, 2020).
- On December 25, 2014, Tangalle saw its coldest December day with temperatures maxing out at 25°C (77°F).
- Tangalle registered its coldest December night on December 11, 2021, with temperatures dropping to 10°C (50°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
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Tangalle in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Tangalle in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming8/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Tangalle 3-Day Forecast
More climate data for Tangalle
Temperature Rainfall Sunshine Humidity
See the full Tangalle climate overview or explore weather in Sri Lanka.
Popular in December
Where to go in December - average daytime high across popular destinations.
Colombo
31°C (88°F) Negombo31°C (88°F) Unawatuna29°C (84°F) Galle29°C (84°F) Mirissa30°C (86°F) Hikkaduwa29°C (84°F) Kandy27°C (81°F) Nuwara Eliya25°C (77°F) Bucket list
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