Chiang Rai weather live forecast

Today's maximum temperature in Chiang Rai is expected to be 34°C. Select a day from the live weather forecast for Chiang Rai, Thailand for more weather parameters.

Wednesday
20th May
34

25

6

UV8
Thursday
21st May
31

24

4

UV9
Friday
22nd May
31

24

5

UV11
Saturday
23rd May
31

24

5

UV8
Sunday
24th May
32

24

6

UV11

5-day weather forecast updated at 04:01 on Wednesday 20th May 2026 GMT

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The 5-day weather forecast for Thailand (Chiang Rai) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Chiang Rai weather forecast by day

Below are the detailed weather forecasts for Chiang Rai for the next 5 days.

Chiang Rai weather for Wednesday 20th May 2026

Expect isolated thunderstorms in Chiang Rai, Thailand with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 36% chance of some rain and a gentle breeze of 13 kph from the south.

34
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
UV8
UV index (Very High)
36
% chance of some rain
<5
mm of rainfall expected
H
high heat & humidity
13
kph wind from S

Chiang Rai weather for Thursday 21st May 2026

Expect isolated thunderstorms in Chiang Rai, Thailand with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a light breeze of 11 kph from the south.

31
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
UV9
UV index (Very High)
64
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from S

Chiang Rai weather for Friday 22nd May 2026

Expect isolated thunderstorms in Chiang Rai, Thailand with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 78% chance of some rain and a light breeze of 10 kph from the south.

31
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
UV11
UV index (Extreme)
78
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from S

Chiang Rai weather for Saturday 23rd May 2026

Expect isolated thunderstorms in Chiang Rai, Thailand with a maximum temperature of 31°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and a light breeze of 11 kph from the south.

31
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
UV8
UV index (Very High)
73
% chance of some rain
<20
mm of rainfall expected
H
high heat & humidity
11
kph wind from S

Chiang Rai weather for Sunday 24th May 2026

Expect isolated thunderstorms in Chiang Rai, Thailand with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 11 kph from the south.