Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
Weather Guide
Chanthaburi, Thailand Average Monthly Weather
Weather score63Good annual avg
Best months: December, January, February
Across the year, average daytime temperatures are around 32°C, sunshine averages 6.7h per day, and rainfall totals about 2856mm. Sea temperatures average 29°C across the year.
Annual weather
Annual averages
Temp
32°C
Rain
2856mm
Annual total
Sun
6.7h
Sea
29°C
Weather score
63
Good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 512mm, so showers are a real planning factor.
Limited sun
Sunshine averages 4.3h per day, so this is not one of the brighter months.
Warm sea
Sea temperatures average 29°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Chanthaburi, Thailand with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August30°C average high
August is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.
Warmest monthsJanuary to May
This stretch sets the upper range for average daytime heat.
Rain
August512mm average rain
August is one of Chanthaburi's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August4.3 hours average sun
August is one of Chanthaburi's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to April and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
August29°C average sea
August is close to Chanthaburi's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaApril to June
Sea temperatures are usually near 30°C in this stretch, so swimming comfort is at its strongest.
Weather score
August46 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to February and December
These months have the strongest weather score in the monthly averages.
Hotels near Chanthaburi, Thailand
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