Climate

Climate in Bangkok, Thailand

Bangkok, Thailand has a tropical climate. The annual average temperature is about 26.2°C, with around 1472 hours of sunshine; the national rainfall baseline is roughly 1499 mm across 124 rainy days a year. The warmest month is Jul (highs near 32.4°C) and the coldest is Jan (lows near 20.1°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Climate zone
Tropical
Comfort score
64/100

Climate overview

Bangkok, Thailand has a tropical climate. The annual average temperature is about 26.2°C, with around 1472 hours of sunshine; the national rainfall baseline is roughly 1499 mm across 124 rainy days a year. The warmest month is Jul (highs near 32.4°C) and the coldest is Jan (lows near 20.1°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Climate zone

Köppen-style classification derived deterministically from latitude and a country-level precipitation baseline.

Climate zone

Bangkok is classified as Tropical. The classification combines the city’s own temperature range, which follows its latitude, with a rainfall pattern taken at country level for Thailand — so cities in the same country usually share a zone.

Average temperatures

Annual averages and seasonal extremes.

Average temperatures

  • Annual average26.2°C
  • Warmest monthJul (32.4°C)
  • Coldest monthJan (20.1°C)
  • Comfort score64/100

Rainfall overview

A country-level precipitation baseline and how it is distributed across the year.

Rainfall overview

The rainfall baseline for Thailand is about 1499 mm a year over roughly 124 rainy days, with the wettest month Jul and the driest Jan. This figure is not specific to Bangkok: every city in Thailand carries the same baseline, so it will not show the difference between, say, a dry inland city and a wet coastal one. Use an official meteorological service for local rainfall.

Sunshine overview

Estimated annual sunshine and its seasonal pattern.

Sunshine overview

Bangkok sees an estimated 1472 hours of sunshine a year, concentrated in the warmer months around Jul.

Monthly climate table

Month-by-month estimates. Temperature and sunshine follow the city’s latitude; the rainfall and rainy-day columns distribute the country-level baseline.

Monthly climate table

Bangkok monthly climate table
MonthHighLowRainRainy DaysSunshine
Jan28.1°C20.1°C29 mm2179 h
Feb28.4°C20.4°C29 mm2181 h
Mar29.2°C21.2°C43 mm4169 h
Apr30.2°C22.2°C65 mm5167 h
May31.3°C23.3°C109 mm9133 h
Jun32.1°C24.1°C232 mm1935 h
Jul32.4°C24.4°C319 mm2735 h
Aug32.1°C24.1°C304 mm2535 h
Sep31.3°C23.3°C210 mm1841 h
Oct30.2°C22.2°C87 mm7147 h
Nov29.2°C21.2°C43 mm4169 h
Dec28.4°C20.4°C29 mm2181 h

Best months to visit

Months with the mildest temperatures and lower rainfall, by the deterministic comfort heuristic. Not a tourism ranking.

Best months to visit

By temperature and rainfall, the most comfortable months in Bangkok are Jan, Feb, Dec. Conditions vary year to year — verify with a current forecast before booking.

Seasonal summary

Average conditions by season.

Seasonal summary

  • Winter

    28°C / 20°C

    87 mm rain

  • Spring

    30°C / 22°C

    217 mm rain

  • Summer

    32°C / 24°C

    855 mm rain

  • Autumn

    30°C / 22°C

    340 mm rain

Climate comfort score

A 0–100 composite of temperature balance, rainfall, sunshine, seasonality, and winter/summer extremes; higher means more comfortable. Used consistently across the platform.

Climate comfort score

Bangkok has a climate comfort score of 64/100, a comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.

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