Weather Comparison
Side-by-side weather comparison for December
| Metric | Singapore | Bangkok | Better |
|---|---|---|---|
| Average HighHigher is warmer | 28°C (82°F) | 31°C (88°F)▲ | Bangkok |
| Average LowHigher is milder | 24°C (75°F)▲ | 21°C (70°F) | Singapore |
| Rain DaysFewer is drier | 27 days | 2 days▲ | Bangkok |
| PrecipitationLess is drier | 324 mm | 9 mm▲ | Bangkok |
| Sunshine HoursMore is sunnier | 9h/day | 10h/day▲ | Bangkok |
| HumidityLower is more comfortable | 82% | 82% | Tie |
| UV IndexLower is safer | 4 | 3▲ | Bangkok |
| Wind SpeedCalmer is better | 14 km/h | 13 km/h▲ | Bangkok |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Bangkok edges ahead as the better destination in December. Bangkok offers 10 hours of daily sunshine with only 2 rain days, while Singapore sees 9 sunshine hours and 27 rain days.
Singapore sits in the comfortable travel range at 28°C. Bangkok runs hot at 31°C.
For travelers who prioritize dry weather, Bangkok is the stronger choice in December. Bangkok receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Singapore reaches an average high of 28°C (82°F) and drops to 24°C (75°F) at night during December. The daily temperature range is 4°C, meaning relatively stable temperatures from day to night.
Bangkok averages 31°C (88°F) for the high and 21°C (70°F) for the low, with a daily range of 10°C. The 3°C difference is noticeable but not dramatic.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in December.
Singapore receives approximately 324 mm of rainfall across 27 rain days during December. Rain is frequent, so waterproof gear is essential.
Bangkok sees 9 mm over 2 rain days. That makes Bangkok the drier option by 25 rain days and 315 mm of total precipitation.
Both cities share similar humidity levels at 82%.
Highs of 28°C, lows of 24°C, 27 rain days
Highs of 31°C, lows of 21°C, 2 rain days
Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, moisture-wicking fabrics. These items are useful in either destination during December.
The table below shows average high temperatures and rain days for every month. December is highlighted for quick reference.
| Month | Singapore | Bangkok | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 28°C | 22d | 31°C | 3d |
| Feb | 29°C | 18d | 32°C | 3d |
| Mar | 29°C | 24d | 34°C | 6d |
| Apr | 29°C | 27d | 35°C | 11d |
| May | 29°C | 28d | 33°C | 21d |
| Jun | 29°C | 24d | 32°C | 22d |
| Jul | 28°C | 24d | 32°C | 23d |
| Aug | 28°C | 25d | 31°C | 24d |
| Sep | 29°C | 24d | 31°C | 26d |
| Oct | 29°C | 26d | 30°C | 21d |
| Nov | 28°C | 28d | 31°C | 7d |
| Dec | 28°C | 27d | 31°C | 2d |
Singapore Weather in December
Full forecast, packing tips, and activities
Bangkok Weather in December
Full forecast, packing tips, and activities