Chiang Rai weather

Our guide to the weather in Chiang Rai during May

36

Average high

6

UV Index

212mm

Monthly rainfall

64%

Humidity

Chiang Rai offers a unique blend of cultural attractions and natural beauty, making it an ideal destination for those seeking a memorable holiday. May is a good time to visit, with temperatures ranging from warm to hot. We've looked at the most up-to-date weather data for Chiang Rai, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Chiang Rai weather in May.

How hot is it in Chiang Rai during May?

The temperature reaches around 36℃ during the daytime in May, falling away to 24℃ at night. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.

Does it rain in Chiang Rai during May?

On average, there will be 7 rainy days during the month, amounting to 212.3mm in total. That's a lot of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Chiang Rai during May?

No - there is very light air movement in May so conditions should be calm with light breezes at times.

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Weather in Chiang Rai

Our month-by-month guide to the weather and climate in Chiang Rai

29.1

Chiang Rai weather in

January
33.5

Chiang Rai weather in

February
36.9

Chiang Rai weather in

March
37.9

Chiang Rai weather in

April
35.6

Chiang Rai weather in

May
31.8

Chiang Rai weather in

June
30.3

Chiang Rai weather in

July
30.4

Chiang Rai weather in

August
31.5

Chiang Rai weather in

September
31.3

Chiang Rai weather in

October
30.5

Chiang Rai weather in

November
28.5

Chiang Rai weather in

December