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ThailandThailand Ratchaburi Province Ratchaburi
Ratchaburi
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Ratchaburi Weather and Climate: A Comprehensive Guide

Ratchaburi has relatively stable weather with very warm temperatures. It is also known for its large amounts of rainfall. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

With minimal seasonal shifts, Ratchaburi experiences a constant climate year-round. Typically, average maximum daytime temperatures range from a very hot 37°C in April to a very warm 32°C in the coolest month, January.

Nights are cooler, with lows often dropping to around 22°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Ratchaburi has a notably wet climate with abundant precipitation, recording 1183 mm of rainfall per year. The climate in Ratchaburi shows significant variation throughout the year. Expect heavy rainfall in September, with an average of 221 mm of precipitation over 19 rainy days.

In contrast, December offers drier and sunnier days, with around 12 mm of rainfall over a single rainy day. For more details, please visit our Ratchaburi Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

The average number of days each month with precipitation

Sunshine over the year

For those who appreciate different seasons, Ratchaburi serves as an ideal destination. Expect longer, more sun-filled days in December with an average of 8.8 hours of sunshine daily, and embrace the darker days in September, offering only 3.6 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine
Data from: Kanchanaburi, Thailand (61 KM, 38 Miles).

Daily hours of sunshine
Data from: Kanchanaburi, Thailand (61 KM, 38 Miles).

Average humidity

The relative humidity is high throughout the year in Ratchaburi.

The city experiences its highest humidity in October, reaching 80%. In March, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year
Data from: Kanchanaburi, Thailand (61 KM, 38 Miles).

Forecast for Ratchaburi

Wed   Jan 15
31°C | 17°C
N 5 m/s
almost clear and no rain

almost clear and no rain

hourly forecast
Thu   Jan 16
30°C | 20°C
N 4 m/s
clear and no rain

clear and no rain

hourly forecast
Fri   Jan 17
31°C | 19°C
N 4 m/s
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Ratchaburi in Thailand

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Ratchaburi?
    Most rainfall (rainy season) is seen in August, September and October.
  • Does Ratchaburi have a dry season?
    Yes, the months of January, February and December are very dry.
  • Which is the hottest month in Ratchaburi?
    April has an average maximum temperature of 37°C and is the hottest month of the year.
  • Which is the coolest month in Ratchaburi?
    The coolest month is January with an average maximum temperature of 32°C.
  • Which is the wettest month in Ratchaburi?
    September tops the wettest month list with 221 mm of rainfall.
  • Which is the driest month in Ratchaburi?
    December is the driest month with 12 mm of precipitation.
  • Which is the sunniest month in Ratchaburi?
    December is the sunniest month with an average of 263 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     


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