Seminyak Weather in December
During December, Seminyak experiences high daytime temperatures of 29°C (84°F) and cooler nights around 26°C (79°F). December sits within the rainy season, so expect regular and often heavy rainfall.
Rainfall in Seminyak in December
Seminyak is in the rainy season in December, with rain on around 16 days and an average of 272 mm (11 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Seminyak in December
If you're visiting Seminyak in December, expect highs of 29°C (84°F) and overnight lows around 26°C (79°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With lows around 26°C (79°F), the nights are warm enough that a sheet is usually all you need for bedding.
Sunshine in Seminyak in December
The area enjoys a balanced 177 hours of sunlight, ensuring it's neither too rainy nor too sunny.
Average water temperature in December
The water reaches 29°C (84°F) this month. It's on the warm side, which suits people who prefer that, but don't expect a cooling dip if the air temperature is also high.If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Seminyak. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Indonesia, check out our Seminyak's climate page.
Seminyak Temperature in December
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Water Temperature
29°C (84°F) *
Chance of Rain
52%
Precipitation
272 mm (11 in)
Rainy days
16 days
Humidity
85% *
Sunshine
177 hours *
Percentage Sunshine
43% *
Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Seminyak typically stay consistent throughout December, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in December
Daily Historical Precipitation
48-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 Seminyak in December
Browse day-by-day weather records for Seminyak spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Seminyak historical weather extremes in December
The extremes listed below come from historical weather data collected in Seminyak from 1992 through 2025.
- Seminyak recorded its highest December temperature of 34°C (93°F) on December 31, 1996.
- The lowest daytime temperature in December was 25°C (77°F), recorded on December 7, 1992.
- Nighttime temperatures dropped to 19°C (66°F) on December 18, 2019, marking the coldest December night on record.
Best Places in Indonesia in December
Find out more about the weather in Indonesia and which places have the best travel conditions in this month. See all of Indonesia in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Seminyak 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! Expect water temperatures of around 29°C (84°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Seminyak 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 Indonesia, check out our Seminyak's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Seminyak climate overview or explore weather in Indonesia.
