Weather Comparison
Side-by-side weather comparison for April
| Metric | Bangkok | Siem Reap | Better |
|---|---|---|---|
| Average HighHigher is warmer | 35°C (95°F)▲ | 34°C (93°F) | Bangkok |
| Average LowHigher is milder | 27°C (81°F)▲ | 26°C (79°F) | Bangkok |
| Rain DaysFewer is drier | 11 days▲ | 15 days | Bangkok |
| PrecipitationLess is drier | 71 mm▲ | 98 mm | Bangkok |
| Sunshine HoursMore is sunnier | 11h/day | 11h/day | Tie |
| HumidityLower is more comfortable | 82% | 82% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 16 km/h | 12 km/h▲ | Siem Reap |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Bangkok edges ahead as the better destination in April. Bangkok offers 11 hours of daily sunshine with only 11 rain days, while Siem Reap sees 11 sunshine hours and 15 rain days.
Bangkok can feel quite hot at 35°C, so plan for heat. Siem Reap runs hot at 34°C.
For travelers who prioritize dry weather, Bangkok is the stronger choice in April.
Bangkok reaches an average high of 35°C (95°F) and drops to 27°C (81°F) at night during April. The daily temperature range is 8°C, meaning moderate variation throughout the day.
Siem Reap averages 34°C (93°F) for the high and 26°C (79°F) for the low, with a daily range of 8°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in April.
Bangkok receives approximately 71 mm of rainfall across 11 rain days during April. You can expect rain roughly every other day.
Siem Reap sees 98 mm over 15 rain days. That makes Bangkok the drier option by 4 rain days and 27 mm of total precipitation.
Both cities share similar humidity levels at 82%.
Highs of 35°C, lows of 27°C, 11 rain days
Highs of 34°C, lows of 26°C, 15 rain days
Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, waterproof jacket, compact umbrella, waterproof shoes, moisture-wicking fabrics. These items are useful in either destination during April.
The table below shows average high temperatures and rain days for every month. April is highlighted for quick reference.
| Month | Bangkok | Siem Reap | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 31°C | 3d | 31°C | 2d |
| Feb | 32°C | 3d | 33°C | 3d |
| Mar | 34°C | 6d | 34°C | 9d |
| Apr | 35°C | 11d | 34°C | 15d |
| May | 33°C | 21d | 33°C | 22d |
| Jun | 32°C | 22d | 32°C | 21d |
| Jul | 32°C | 23d | 32°C | 22d |
| Aug | 31°C | 24d | 31°C | 25d |
| Sep | 31°C | 26d | 30°C | 26d |
| Oct | 30°C | 21d | 30°C | 23d |
| Nov | 31°C | 7d | 30°C | 9d |
| Dec | 31°C | 2d | 30°C | 3d |
Bangkok Weather in April
Full forecast, packing tips, and activities
Siem Reap Weather in April
Full forecast, packing tips, and activities