Chiang Rai (Thailand) is a place with a tropical climate. The day temperatures range from 27.9 °C (82.2 °F) in December to 36.4 °C (97.5 °F) in April. The least rainy month in Chiang Rai is February with its 1 days of rain, the rainiest month is August, when it rains 24 days. The highest night temperatures could be experienced in June with 23.4 °C (74.1 °F), the lowest in January with 13.1 °C (55.6 °F).

January weather

The day temperature starts to rise in Chiang Rai, while the maximum of the sea temperature is observable, with its value being 0.0 °C (32.0 °F). The ongoing tourist season is noticeable. The minimum of the rainfall amount can be noticed, with its value being 8 mm (0.33 in). The minimum of the night temperature can be noticed. The wind speed reaches its minimum, with its value of 0.9.

February weather

The day temperature rises similarly to the previous month, with its value being 32.4 °C (90.3 °F) in Chiang Rai, while the beginning of the rise of the night temperature could be noticed, with its value being 14.5 °C (58.1 °F). The tourist season is taking place, and the dry season continues as well. The minimum of the number of rainy days is observable, with its value being 1 days. The number of sun hours (without clouds) is on its maximum, its value is 9 hours.

March weather

The tourist season continues in March in Chiang Rai. The number of rainy days rise's start could be observed, the value of this measure is 3 days, and the rainfall amount rise's start could be observed too, the value of this measure is 26 mm (1.02 in). The rise of the day temperature can be observed, with its value being 34.6 °C (94.3 °F), and the night temperature continues to rise too, with its value of 17.7 °C (63.9 °F). The humidity reaches its minimum, with its value being 60 %.

April weather

The maximum of the day temperature is observable, with its value of 36.4 °C (97.5 °F) in Chiang Rai, while the night temperature rises similarly to the previous month, the value of this measure is 21.6 °C (70.9 °F). The number of rainy days rises similarly to the previous month, with its value being 10 days, and the rise of the rainfall amount can be observed too, with its value being 86 mm (3.38 in). The number of sun hours (without clouds) starts to rise, with its value of 8 hours.

May weather

The wet season is about to start in Chiang Rai. The day temperature starts to descent, with its value of 34.0 °C (93.2 °F), while the night temperature continues to rise, the value of this measure is 22.8 °C (73.0 °F). The number of sun hours (without clouds) descent's start could be observed. The rainfall amount rises similarly to the previous month, the value of this measure is 191 mm (7.54 in). The maximum of the wind speed can be noticed, its value is 1.5.

June weather

The descent of the day temperature can be observed, with its value of 32.4 °C (90.3 °F) in Chiang Rai, while the maximum of the night temperature can be noticed in June. There is pending wet season this month. The number of rainy days continues to rise, its value is 18 days, while the rainfall amount descent's start could be observed, with its value being 156 mm (6.13 in). The maximum of the day length can be noticed in this month.

July weather

The descent of the day temperature can be observed, with its value of 31.4 °C (88.5 °F) in Chiang Rai. The wet season is taking place this month. The rise of the number of rainy days can be observed, while the rainfall amount starts to rise, with its value being 242 mm (9.51 in). The minimum of the number of sun hours (without clouds) is observable, the value of this measure is 4 hours.

August weather

There is pending wet season in Chiang Rai. The maximum of the rainfall amount can be noticed, with its value of 292 mm (11.48 in), and the number of rainy days reaches its maximum as well, with its value of 24 days.

September weather

The beginning of the descent of the number of rainy days could be noticed, the value of this measure is 19 days in Chiang Rai, and the rainfall amount descent's start could be observed as well, the value of this measure is 234 mm (9.21 in). The wet season is close to its peak in September. The night temperature starts to descent, with its value of 22.5 °C (72.5 °F). The humidity is on its maximum in this month. The beginning of the rise of the number of sun hours (without clouds) could be noticed, the value of this measure is 6 hours.

October weather

The day temperature starts to descent, its value is 30.8 °C (87.4 °F) in Chiang Rai, while the night temperature continues to descent, its value is 21.1 °C (70.0 °F). The rainfall amount descents similarly to the previous month, the value of this measure is 109 mm (4.31 in), and the descent of the number of rainy days can be observed as well, its value is 13 days. The number of sun hours (without clouds) rises similarly to the previous month, with its value of 6 hours.

November weather

The descent of the day temperature can be observed, the value of this measure is 29.5 °C (85.1 °F) in Chiang Rai, and the descent of the night temperature can be observed too, with its value of 17.7 °C (63.9 °F). The tourist season is at its beginning, and the dry season slowly starts as well. The number of rainy days continues to descent, with its value of 5 days, and the rainfall amount descents similarly to the previous month too, with its value of 47 mm (1.84 in).

December weather

The minimum of the day temperature is observable, with its value being 27.9 °C (82.2 °F) in Chiang Rai, while the descent of the night temperature can be observed. The descent of the number of rainy days can be observed, and the descent of the rainfall amount can be observed as well, its value is 13 mm (0.52 in). The tourist season is taking place. The number of sun hours (without clouds) rises similarly to the previous month.

FAQs

What is the average number of rainy days in Chiang Rai in January?

There are 1 days, which are rainy in Chiang Rai in January, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.3 days of the week, or in general - 5 % days.

Are there good conditions to visit in February in Chiang Rai?

February is the best month to visit Chiang Rai. The daily temperatures in this month reach pleasant 32.4 °C (90.3 °F). There are only 1 days of rain in the whole month, so you can leave your umbrella at home. The temperature of 14.5 °C (58.1 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.

Is March part of the wet season in Chiang Rai?

No, there is no wet season in Chiang Rai in March - you can expect 3 days of rain during the month.

How many sunny hours can I expect in April in Chiang Rai?

In April in Chiang Rai, you can expect around 8 hours of sunshine.

What level of humidity is to expect in Chiang Rai in August?

Humidity in August in Chiang Rai is 83 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.

How windy is it in September in Chiang Rai?

In Chiang Rai in September, there will be an average wind scale of 1.0. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.

What is the night temperature in October in Chiang Rai?

The average night temperature in Chiang Rai in October is 21.1 °C (70.0 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.

Is it hot in Chiang Rai in November?

In Chiang Rai in November, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

What is the temperature in Chiang Rai during the day in December?

The average daily temperature in December in Chiang Rai is 27.9 °C (82.2 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.