Sigiriya Weather in December
December in Sigiriya averages 29°C (84°F) during the day and 22°C (72°F) at night. December is part of the rainy season, with around 202 mm (8 in) of rainfall and frequent showers.
Rainfall in Sigiriya in December
As part of the rainy season, Sigiriya sees around 13 days of rain in December, with an average of 202 mm (8 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.
Temperature in Sigiriya in December
December in Sigiriya sees highs of 29°C (84°F) and lows of 22°C (72°F) overnight. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors. This month stands out for its mildest temperatures but still delivers warm days.If you prefer dry days with pleasant temperatures, January typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Sigiriya's climate page.
Sigiriya Temperature in December
Min Temperature
22°C (72°F)
Max Temperature
29°C (84°F)
Chance of Rain
45%
Precipitation
202 mm (8 in)
Rainy days
13 days
Daily Historical Temperatures
39-year average (1982-2025)
Based on our historical records, temperatures in Sigiriya typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in December
Daily Historical Precipitation
39-year average (1982-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Sigiriya in December
Browse day-by-day weather records for Sigiriya spanning 45 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sigiriya historical weather extremes in December
According to our 20 years of weather records for Sigiriya, the following extremes were recorded between 2005 and 2025.
- The hottest December day on record in Sigiriya reached 34°C (93°F) (December 21, 2024).
- Sigiriya experienced its chilliest December day on December 9, 2022, reaching only 23°C (73°F).
- The lowest overnight temperature recorded in December was 17°C (63°F) (December 24, 2016).
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 Sigiriya 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!What To Do in Sigiriya 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 Sigiriya's climate page.
See the full Sigiriya climate overview or explore weather in Sri Lanka.
