Bangkok, Thailand Weather
Bangkok hourly forecast: next 24 hours
Today's high of 90°F (32°C) is right in line with the typical August high of 89°F (32°C).
Current conditions in detail
Bangkok weather tomorrow (Friday, August 28)
Tomorrow in Bangkok looks overcast, with a high of 87° and an overnight low of 81°. Precipitation chance is modest at 24%. Winds top out near 15 mph, and the UV index reaches 11 (extreme).
Bangkok 14-day forecast
About the weather in Bangkok
Bangkok has one of the steadier climates in our dataset. Average highs move only 4°C across the whole year - from 88°F (31°C) in January to 94°F (34°C) in April - so the practical difference between seasons here is rainfall and daylight, not warmth.
Bangkok weather: quick facts
- Hottest month: April - highs near 94°F (34°C)
- Coldest month: January - highs near 88°F (31°C)
- Decade extremes (2015-2024): 103°F (39°C) high · 57°F (14°C) low
- Wettest month: September (26 rainy days) · Sunniest: April (10.9 h sun/day)
- Climate type: tropical wet-and-dry
- Annual swing: 4°C between the average warmest and coolest month · day to night: 7°C
- Months averaging 30°C or hotter: 12
- Average humidity: 75%
Temperatures through the year
At its warmest, in April, Bangkok runs to 94°F (34°C) in the afternoon and back to 80°F (27°C) by dawn. January sits at the other end of the year: 88°F (31°C) by day, 72°F (22°C) at night. Sunshine averages 9.6 hours a day over the year, peaking in April at 10.9 hours.
Rain, sun and snow
Between the average April and the average January lie 4°C, a narrower spread than all but 10% of the 3496 cities in our dataset. Days and nights are about 7°C apart on average - narrower than about 78% of the cities we track. Average highs hold at or above 30°C for 12 months of the year, January through December being the unbroken run. September is the wettest month at 11.5 inches (293 mm) over 26 days; December is the driest. The gridded 2015-2024 daily record for this location tops out at 103°F (39°C) and bottoms at 57°F (14°C) - decade extremes, not all-time station records.
Season by season
March through May
March through May brings serious heat here - highs near 93°F (34°C), nights near 80°F (27°C), and rain falls on around 39 of the 90 days. Daylight is generous - around 10.6 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.
June through August
June through August runs hot here - highs near 89°F (32°C), nights near 78°F (26°C), and rain falls on around 74 of the 90 days.
September through November
Through September through November, Bangkok runs hot: 88°F (31°C) by day, 76°F (24°C) after dark, and rain falls on around 59 of the 90 days.
December through February
December through February brings hot afternoons here - highs near 89°F (31°C), nights near 73°F (23°C), and rain comes on about 14 days over the three months. Daylight is generous - around 10.3 hours of sun a day.
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% |