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Weather in September in Bangkok Province

Planning a getaway to Bangkok Province this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Bangkok Province in September?

Bangkok Province is a region in Thailand. September in Bangkok Province generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is warm in Koh Kood at 29°C to very warm in Ban Doem Bang at 35°C. Nighttime temperatures generally drop to 26°C in Ban Doem Bang and 26°C in Koh Kood. The temperatures mentioned for daytime and nighttime are general averages. However there can be days that surpass these temperatures. So equip yourself with clothing that can handle the potential heat.

Precipitation

In September, precipitation varies across different areas. From high rainfall in Koh Samui with an average of 156 mm to heavy rainfall in Koh Kood with 553 mm. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Bangkok.

Average sunshine

The city Bangkok usually sees around 155 hours of sunlight, indicating a moderately sunny period.

For specific regional insights in Bangkok Province for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Bangkok Province climate page.

Where to go in Bangkok Province in September

Find more information for the most popular destinations in the Bangkok Province on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Bangkok Province?

Bangkok

In September Bangkok generally has very high temperatures with maximum daytime temperatures around 34°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Bangkok
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
34°C 
27°C 
160 hours 
151 mm 
19 days 
34°C 
26°C 
155 hours 
252 mm 
20 days 
poor 
October   >> October
>>  
33°C 
26°C 
198 hours 
199 mm 
16 days 
Climate in Bangkok

Koh Samui

In September Koh Samui generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Koh Samui
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
152 hours 
103 mm 
17 days 
30°C 
27°C 
145 hours 
156 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
146 hours 
296 mm 
20 days 
poor 
Climate in Koh Samui

Lat Krabang

In September Lat Krabang generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Lat Krabang
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
34°C 
27°C 
160 hours 
176 mm 
19 days 
33°C 
26°C 
155 hours 
273 mm 
20 days 
poor 
October   >> October
>>  
33°C 
26°C 
198 hours 
190 mm 
16 days 
Climate in Lat Krabang

Bangna

In September Bangna generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Bangna
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
34°C 
27°C 
160 hours 
154 mm 
19 days 
33°C 
26°C 
155 hours 
256 mm 
20 days 
poor 
October   >> October
>>  
33°C 
26°C 
198 hours 
197 mm 
16 days 
Climate in Bangna

Nonthaburi

In September Nonthaburi generally has very high temperatures with maximum daytime temperatures around 34°C, minimum nighttime temperatures around 26°C and heavy monthly rainfall. So on average the conditions are poor that month.

Nonthaburi
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
35°C 
27°C 
160 hours 
164 mm 
18 days 
poor 
34°C 
26°C 
155 hours 
263 mm 
20 days 
poor 
October   >> October
>>  
34°C 
26°C 
198 hours 
190 mm 
16 days 
poor 
Climate in Nonthaburi

Is your destination not in the list? Have a look at other destinations in Bangkok Province, in Thailand.

Is September the best time to visit Bangkok Province?

In our opinion, September may not be the ideal time to visit Bangkok Province due to the typically poor weather in Bangkok.

On average, the best time to visit Bangkok Province is in January and December with generally perfect weather in Bangkok. On the other hand, the months of April, May, June and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Bangkok Province. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Thailand? Get detailed historical weather averages for many cities in Thailand.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.