Temperatures in May
It's hot in May in Chiang Rai with an average temperature of 35°C. Temperatures this month range from a low of 33°C to a high of 36°C. At night, you can expect temperatures between 22°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Chiang Rai in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Chiang Rai with hot temperatures, averaging around 36°C during the day and nights close to 23°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-May
By mid-May, the average daytime temperature drops to around 35°C, with nights close to 24°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of May
By the end of May, the average daytime temperature in Chiang Rai will be around 35°C, with nights close to 24°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in May
In May, there is an average of 210 mm of precipitation, spread over 17 days. The wind speed is around 3 Bft, mostly coming from the South.
Across the whole month, the average precipitation chance is 54% per day.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Chiang Rai. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Chiang Rai in May |
London | ||
|---|---|---|---|
 Average Temperature |
35°C | 18°C | |
 High Temp |
36°C | 21°C | |
| Low Temp |
33°C | 15°C | |
 Total Precipitation |
210 mm | 46 mm | |
| Rainy Days |
17 days | 8 days | |
April
UV index
The UV index is a maximum of 10 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 May a good time to visit Chiang Rai?
After some sun? Then May isn’t the best time to be in Chiang Rai. The temperature is pleasant, but there’s too much chance of rain this month.
The typhoon season in Chiang Rai runs from June to November.
Temperature records for Chiang Rai in May
With 42°C, Chiang Rai hit the highest temperature in the last 10 years in May 2019. The lowest daytime temperature in this month was 23°C in 2017. The extreme night temperatures ranged from a low of 18°C to a high of 27°C.
Check out the climate of Chiang Rai for all months and discover the best travel time
Curious about the climate in other parts of Thailand? Check out the weather and climate in places like Bangkok, Chiang Mai, Phuket, or have a look at other destinations in Thailand.
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Daily Temperature in May in Chiang Rai
This chart shows the average daily temperatures, both day and night, for each day in May in Chiang Rai, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Chiang Rai
The chart below shows the average daily precipitation in May for Chiang Rai, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown 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 rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 17 days of rain in Chiang Rai.
Daily UV Index in May in Chiang Rai
This chart shows the average daily UV index in May in Chiang Rai, 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 May in Chiang Rai Over the Years
This chart shows the average temperature in May in Chiang Rai, measured in degrees Celsius, over the past years.
Total Precipitation in May in Chiang Rai Over the Years
This chart shows the average precipitation in May in Chiang Rai, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Chiang Rai
Click on a specific day in May for detailed info on the typical weather on that day in Chiang Rai. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Chiang Rai
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Average Weather in Chiang Rai by Month
Click on a month below to see detailed weather info for Chiang Rai. 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 Chiang Rai for all months at once
