Historical Weather in Bangkok, Thailand
See 55+ years of weather history for any date in Bangkok going back to 1970.
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Monthly Climate Averages
Historical temperature and precipitation averages for Bangkok, Thailand, based on 55+ years of weather data.
Temperatures shown in Celsius with Fahrenheit in parentheses. Rainfall in millimetres, snowfall in centimetres.
Bangkok Weather by Month
January in Bangkok has become 1.8°C (3.2°F) warmer on average: the 2012–2026 average against 1970–1989.
February in Bangkok has become 1.7°C (3.0°F) warmer on average: the 2012–2026 average against 1970–1989.
6 of the 10 warmest Marches on record in Bangkok have come since 2012.
A typical April brings 21 days above 35°C (95°F).
A typical May brings 16 days above 35°C (95°F).
Bangkok's hottest June day on record is a recent one: 40°C (103°F) on June 7, 2025.
8 of the 10 warmest Julys on record in Bangkok have come since 2012.
9 of the 10 warmest Augusts on record in Bangkok have come since 2012.
6 of the 10 warmest Septembers on record in Bangkok have come since 2011.
6 of the 10 warmest Octobers on record in Bangkok have come since 2011.
November in Bangkok has become 2.3°C (4.2°F) warmer on average: the 2011–2025 average against 1970–1989.
December in Bangkok has become 2.2°C (3.9°F) warmer on average: the 2011–2025 average against 1970–1989.
Source: NOAA GHCN-Daily, Bangkok Metropolis (1971–2026). Records through 2026.