ClimateForecastSeptemberOctober >>

Weather in September in Chiang Rai Province

Are you planning a trip a to Chiang Rai Province in September and wondering what kind of weather to expect? This page has all the details you need.

What is the weather like in Chiang Rai Province in September?

Chiang Rai Province is a region in Thailand. September in Chiang Rai Province generally has very warm temperatures, with heavy precipitation.

Temperatures

You can expect very warm maximum daytime temperatures of around 32°C and nighttime temperatures around 24°C in Chiang Rai. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Ban Mae Khachan (1) with an average of 254 mm to heavy rainfall in Thoeng with 313 mm.

Average sunshine

Most cities enjoy a balanced amount of sunshine, with around 145 hours of sunlight anticipated in Chiang Rai. This ensures the days are neither too dim nor excessively sunny.

For a closer look at September's conditions in Chiang Rai Province, see the map below. For a more detailed look at Chiang Rai Province's yearly weather, check out our Chiang Rai Province climate page.

Where to go in Chiang Rai Province in September

Find more information for the most popular destinations in the Chiang Rai 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 Chiang Rai Province?

Chiang Rai

In September Chiang Rai generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

Chiang Rai
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
<<  
32°C 
24°C 
117 hours 
366 mm 
23 days 
poor 
32°C 
24°C 
145 hours 
290 mm 
18 days 
poor 
October   >> October
>>  
32°C 
22°C 
199 hours 
133 mm 
12 days 
Climate in Chiang Rai

Mae Sai

In September Mae Sai generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 23°C and heavy monthly rainfall. So on average the conditions are poor that month.

Mae Sai
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
<<  
32°C 
24°C 
117 hours 
427 mm 
24 days 
poor 
32°C 
23°C 
145 hours 
298 mm 
18 days 
poor 
October   >> October
>>  
31°C 
21°C 
199 hours 
142 mm 
12 days 
Climate in Mae Sai

Chiang Saen

In September Chiang Saen generally has very high temperatures with maximum daytime temperatures around 33°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

Chiang Saen
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
<<  
32°C 
24°C 
117 hours 
397 mm 
24 days 
poor 
33°C 
24°C 
145 hours 
295 mm 
18 days 
poor 
October   >> October
>>  
32°C 
22°C 
199 hours 
131 mm 
12 days 
Climate in Chiang Saen

Golden Triangle

In September Golden Triangle generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

Golden Triangle
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
<<  
32°C 
24°C 
117 hours 
412 mm 
24 days 
poor 
32°C 
24°C 
145 hours 
300 mm 
18 days 
poor 
October   >> October
>>  
32°C 
22°C 
199 hours 
135 mm 
12 days 
Climate in Golden Triangle

Mae Chan

In September Mae Chan generally has very high temperatures with maximum daytime temperatures around 32°C, minimum nighttime temperatures around 24°C and heavy monthly rainfall. So on average the conditions are poor that month.

Mae Chan
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
<<  
32°C 
24°C 
117 hours 
396 mm 
24 days 
poor 
32°C 
24°C 
145 hours 
300 mm 
18 days 
poor 
October   >> October
>>  
31°C 
22°C 
199 hours 
138 mm 
12 days 
Climate in Mae Chan

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

Is September the best time to visit Chiang Rai Province?

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

Generally speaking, January, February and December provide perfect weather in Chiang Rai. On the other hand, the months of April, May, June, July, August and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Chiang Rai 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.