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General Santos Weather in December
December in General Santos brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 22°C (72°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.
Rainfall in General Santos in December
As part of the rainy season, General Santos sees around 11 days of rain in December, with an average of 192 mm (7.6 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 General Santos in December
Temperatures in General Santos in December top out at 31°C (88°F) and drop to 22°C (72°F) overnight. If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights are mild at around 22°C (72°F), which is comfortable for most people.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit General Santos. Our weather planner can help you explore destinations with more pleasant weather conditions.
General Santos Temperature in December
Min Temperature
22°C (72°F)
Max Temperature
31°C (88°F)
Chance of Rain
37%
Precipitation
192 mm (7.6 in)
Rainy days
11 days
Humidity
79%
General Santos Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in General Santos - and find the best time to visit.
Daily Historical Temperatures
39-year average (1978-2025)
Based on our historical records, temperatures in General Santos typically stay consistent throughout December, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in December
Historical weather records for General Santos in December
Browse day-by-day weather records for General Santos spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
General Santos historical weather extremes in December
According to our 19 years of weather records for General Santos, the following extremes were recorded between 2006 and 2025.
- The warmest day in December was on December 15, 2008, with a maximum of 34°C (93°F).
- The lowest daytime temperature in December was 25°C (77°F), recorded on December 4, 2012.
- The coldest night in December in General Santos was on December 19, 2019, with a minimum of 21°C (70°F).
- The wettest day in December General Santos was on December 26, 2024 with 43 mm (1.7 in) of precipitation.
Best Places in Philippines in December
Find out more about the weather in Philippines and which places have the best travel conditions in this month. See all of Philippines 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 General Santos 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 General Santos in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
General Santos 3-Day Forecast
More climate data for General Santos
See the full General Santos climate overview or explore weather in Philippines.
Popular in December
Where to go in December - average daytime high across popular destinations.
Manila
31°C (88°F) Davao City30°C (86°F) Angeles City
31°C (88°F) Panglao City
29°C (84°F) Cebu City30°C (86°F) Puerto Princesa30°C (86°F) Boracay29°C (84°F) Mactan29°C (84°F) Bucket list
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