ThailandThe weather in September in Khon Kaen
It's hot in September in Khon Kaen with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 22°C and 25°C.
Looking for sun? September isn’t a good month to be in Khon Kaen. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Khon Kaen, Thailand. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2018, Khon Kaen reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 25°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 1°C to a highest value of 26°C.
Rainfall amount
In September, there is an average of 270 mm of precipitation, spread over 26 days. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in September for Khon Kaen
Click on any day in September to get detailed info about the usual weather on that day in Khon Kaen. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Khon Kaen | New York | |
|---|---|---|
| Average temperature | 32°C | 27°C |
| Max. temperature | 33°C | 31°C |
| Min. temperature | 22°C | -5°C |
| Total precipitation | 270 mm | 57 mm |
| Rainy days | 26 days | 9 days |
Start of September
The month of September starts in Khon Kaen with hot temps, averaging around 33°C during the day and nights around 25°C.
Mid September
By mid-September, daytime temps stay steady at around 33°C, with nights around 25°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Khon Kaen is around 33°C, while nighttime temps are about 25°C. There’s a significant chance of many days with precipitation.
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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.
The typhoon season in Khon Kaen runs from June to November.
Check out the climate of Khon Kaen 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.
Temperature charts
These charts show the average temperatures in September in Khon Kaen, Thailand. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Khon Kaen
Temperature in September in Khon Kaen over the years
Precipitation charts
These charts show the average amount of precipitation in September in Khon Kaen, Thailand. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Khon Kaen
Total precipitation in September in Khon Kaen over the years
Daily UV index in September in Khon Kaen
This chart shows the average daily UV index in September in Khon Kaen, 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.
Weather experiences in September in Khon Kaen
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Average weather in Khon Kaen by month
Click on a month below to see detailed weather info for Khon Kaen. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.