Average weather in May in Chiang Rai (Chiang Rai Province), Thailand

The average minimum temperature (usually the minimum temperature is noted during the night) in Chiang Rai in May is 22.6°C (72.68°F). May falls in the rainy season with an average precipitation of 215mm (8.5in). It rains on average a total of 18 days. The average maximum daytime temperature lies around 33.0°C (91.4°F). If you enjoy looking at a blue sky and love the sun than this is a great time to go to Chiang Rai with 199 hours of sun.


So what to wear in May? Visitors traveling to Chiang Rai should plan on bringing a totally waterproof rain jacket since it will often be raining. Also bring your shorts or a skirt because it can be very warm or even hot.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in May look at the numbers below.

Monthly Averages in May

Show in Fahrenheit

Min Temperature 22 °C
Max Temperature 33 °C
Chance of Rain 62%
Precipitation 215mm
Rainy Days 19
Sunshine Hours 199

Where to stay in Chiang Rai

Where to go in Thailand in May

Find out more about the weather in Thailand in May and which places have the best weather conditions in this month.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inch a month).

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in May.

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Weather Forecasts for Chiang Rai (Chiang Rai Province)

MON Aug 15
31°C | 22°C
Heavy rain

Heavy rain

TUE Aug 16
29°C | 23°C
Heavy rain

Heavy rain

WED Aug 17
31°C | 22°C
Moderate rain

Moderate rain

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Chiang Rai.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Thailand? On this website you can find historical weather averages for many cities in Thailand. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.