Bangkok, Thailand Weather
Bangkok hourly forecast: next 24 hours
Today's high of 88°F (31°C) is right in line with the typical August high of 89°F (32°C).
Current conditions in detail
Bangkok weather tomorrow (Tuesday, August 18)
Tomorrow in Bangkok looks overcast, with a high of 89° and an overnight low of 79°. There is a 72% chance of rain - plan accordingly. Winds top out near 13 mph, and the UV index reaches 6 (high).
Bangkok 14-day forecast
About the weather in Bangkok
Weather in Bangkok is shaped by its tropical wet-and-dry climate - expect year-round warmth split between a rainy season and a pronounced dry season. April afternoons typically reach 94°F (34°C), while January highs hover near 88°F (31°C). Annual precipitation averages 58.7 inches (1492 mm) over about 185 rainy days.
Bangkok weather: quick facts
- Hottest month: April - highs near 94°F (34°C)
- Coldest month: January - highs near 88°F (31°C)
- Record high: 103°F (39°C) · Record low: 57°F (14°C) (2015–2024)
- Wettest month: September (26 rainy days) · Sunniest: April (10.9 h sun/day)
- Climate type: tropical wet-and-dry - year-round warmth split between a rainy season and a pronounced dry season
Temperatures through the year
The warmest stretch of the year centers on April. Highs average 94°F (34°C) and overnight lows stay near 80°F (27°C). The coolest month is January, with typical highs of 88°F (31°C) and lows around 72°F (22°C). Based on 2015–2024 weather data, temperatures have reached as high as 103°F (39°C) and dropped as low as 57°F (14°C).
Rain, sun and snow
September is usually the wettest month. It brings about 11.5 inches (293 mm) of rain over 26 days, while December is the driest. April brings the most sunshine, averaging 10.9 hours of sun a day.
Season by season
March through May
March through May in Bangkok turns very hot, with daytime highs averaging 93°F (34°C) and nights around 80°F (27°C); expect showers on roughly 39 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
June through August
June through August in Bangkok runs hot, with daytime highs averaging 89°F (32°C) and nights around 78°F (26°C); expect showers on roughly 74 days across the season.
September through November
September through November in Bangkok brings hot afternoons, with daytime highs averaging 88°F (31°C) and nights around 76°F (24°C); expect showers on roughly 59 days across the season.
December through February
December through February in Bangkok brings hot afternoons, with daytime highs averaging 89°F (31°C) and nights around 73°F (23°C); rain falls on about 14 days over the three months.
Average temperatures in Bangkok by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 88° | 72° | 4 | 0.9 in | 10.3 h/day | 67% |
| February | 90° | 74° | 5 | 1.2 in | 10.6 h/day | 68% |
| March | 92° | 79° | 8 | 1.7 in | 10.8 h/day | 73% |
| April | 94° | 80° | 11 | 3.3 in | 10.9 h/day | 72% |
| May | 93° | 80° | 20 | 6.2 in | 10.1 h/day | 76% |
| June | 91° | 79° | 23 | 5.7 in | 9.4 h/day | 77% |
| July | 89° | 78° | 25 | 7.7 in | 8.0 h/day | 79% |
| August | 89° | 78° | 26 | 7.4 in | 7.9 h/day | 80% |
| September | 88° | 77° | 26 | 11.5 in | 8.0 h/day | 83% |
| October | 87° | 76° | 22 | 9.5 in | 8.8 h/day | 83% |
| November | 88° | 75° | 11 | 2.8 in | 9.8 h/day | 74% |
| December | 88° | 72° | 4 | 0.8 in | 10.1 h/day | 65% |