ThailandAverage weather for Ayutthaya in September
It's hot in September in Ayutthaya with an average temperature of 33°C. Temperatures this month range from a low of 32°C to a high of 34°C. At night, you can expect temperatures between 25°C and 27°C.
Start of September
The month of September starts in Ayutthaya with hot temps, averaging around 34°C during the day and nights around 27°C. There are plenty of days with a good chance of precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
Mid September
By mid-September, daytime temps stay steady at around 34°C, with nights around 26°C. There’s a high chance of precipitation during this time. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
End of September
By the end of September, the average daytime temperature in Ayutthaya is around 34°C, while nighttime temps are about 26°C. There’s a significant chance of many days with precipitation. Light clothing like shorts or a dress, and a hat and sunglasses are perfect.
In September, there is an average of 232 mm of precipitation, spread over 20 days. The wind speed is around 4 Bft, mostly coming from the Southwest.
Ayutthaya in September |
New York | ||
|---|---|---|---|
 Average temperature |
33°C | 27°C | |
 Max. temperature |
34°C | 31°C | |
| Min. temperature |
32°C | -5°C | |
 Total precipitation |
232 mm | 57 mm | |
| Rainy days |
20 days | 9 days | |
August
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Ayutthaya?
Looking for sun? September isn’t a good month to be in Ayutthaya. The temperature is nice, but there’s too much chance of rain.
The typhoon season in Ayutthaya runs from June to November.
Temperature records
With 36°C in 2020, Ayutthaya reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 27°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 23°C to a highest value of 29°C.
Check out the climate of Ayutthaya for all months and discover the best travel time
Curious about the weather in other parts of Thailand? Check out the climate and weather for spots like Bangkok, Chiang Mai, Phuket, or explore other destinations in Thailand.
Daily Temperature in September in Ayutthaya
This chart shows the average daily high and low temperatures in September for Ayutthaya, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in September in Ayutthaya
The chart below shows the average daily precipitation in September for Ayutthaya, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for September, you can expect about 20 days of precipitation in Ayutthaya.
Daily UV index in September in Ayutthaya
This chart shows the average daily UV index in September in Ayutthaya, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Ayutthaya over the years
This chart shows the average temperature in September in Ayutthaya, measured in degrees Celsius, over the past few years.
Total precipitation in September in Ayutthaya over the years
This chart shows the average precipitation in September in Ayutthaya, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in September for Ayutthaya
Click on any day in September to get detailed info about the usual weather on that day in Ayutthaya. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Ayutthaya
Have you been to Ayutthaya in September?
Share your weather experience in September in Ayutthaya.
Average weather in Ayutthaya by month
Click on a month below to see detailed weather info for Ayutthaya. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Ayutthaya for all months at once
