Chiang Rai
Thailand
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Chiang Rai, Thailand

The White Temple of Wat Rong Khun with a waterfront fishpond in Chiang Rai, Thailand, on a beautiful cloudy day panorama
The White Temple of Wat Rong Khun with a waterfront fishpond in Chiang Rai, Thailand, on a beautiful cloudy day panorama
January, like December, in Chiang Rai, Thailand, is another warm winter month, with average temperature varying between 12.8°C (55°F) and 28.6°C (83.5°F). In Chiang Rai, the average high-temperature is practically the same as in December - a still moderately hot 28.6°C (83.5°F). Weather in January »
February, the last month of the winter, in Chiang Rai, is a hot month, with average temperature ranging between min 13.7°C (56.7°F) and max 31.3°C (88.3°F). In February, the average high-temperature is almost the same as in January - a tropical 31.3°C (88.3°F). Weather in February »

March, the first month of the spring, in Chiang Rai, is also a hot month, with average temperature varying between 33.8°C (92.8°F) and 16.9°C (62.4°F). In March, the average high-temperature is practically the same as in February - a still hot 33.8°C (92.8°F). Weather in March »

April, the same as March, in Chiang Rai, Thailand, is another hot spring month, with average temperature fluctuating between 20.6°C (69.1°F) and 34.8°C (94.6°F). April is the warmest month, with an average high-temperature of 34.8°C (94.6°F) and an average low-temperature of 20.6°C (69.1°F). Weather in April »

May, the last month of the spring, in Chiang Rai, is another tropical month, with average temperature fluctuating between 22.5°C (72.5°F) and 33.1°C (91.6°F). In May, the average high-temperature is practically the same as in April - a still hot 33.1°C (91.6°F). Weather in May »

June, the first month of the summer, in Chiang Rai, is also a hot month, with average temperature ranging between min 23.6°C (74.5°F) and max 32.1°C (89.8°F). In June, the average high-temperature is almost the same as in May - a still hot 32.1°C (89.8°F). Weather in June »

July, the same as June, in Chiang Rai, Thailand, is another tropical summer month, with average temperature varying between 31.1°C (88°F) and 23.4°C (74.1°F). In July, the average high-temperature is practically the same as in June - a still hot 31.1°C (88°F). Weather in July »

August, the last month of the summer, in Chiang Rai, is another hot month, with average temperature ranging between max 30.9°C (87.6°F) and min 23.3°C (73.9°F). In Chiang Rai, the average high-temperature is essentially the same as in July - a still tropical 30.9°C (87.6°F). Weather in August »

The first month of the autumn, September, is still a hot month in Chiang Rai, Thailand, with average temperature varying between 22.7°C (72.9°F) and 31.1°C (88°F). In September, the average high-temperature is essentially the same as in August - a still tropical 31.1°C (88°F). Weather in September »

October, the same as September, in Chiang Rai, Thailand, is a hot autumn month, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 21.1°C (70°F). In October, the average high-temperature is almost the same as in September - a still hot 30.5°C (86.9°F). Weather in October »

November, the last month of the autumn, in Chiang Rai, is another warm month, with average temperature fluctuating between 28.8°C (83.8°F) and 17.3°C (63.1°F). In November, the average high-temperature is almost the same as in October - a warm 28.8°C (83.8°F). Weather in November »

The first month of the winter, December, is also a moderately hot month in Chiang Rai, Thailand, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 27.2°C (81°F). December is the coldest month, with an average high-temperature of 27.2°C (81°F) and an average low-temperature of 13.5°C (56.3°F). Weather in December »

How many days does it rain in Chiang Rai?

In Chiang Rai, Thailand, during the entire year, the rain falls for 137 days and collects up to 1690.5mm (66.6") of precipitation.

What is the driest month in Chiang Rai?

January is the month with the least rainfall. Rain falls for 2 days and accumulates 7.5mm (0.3") of precipitation.

What month has the most sunshine in Chiang Rai?

The month with the most sunshine in Chiang Rai, Thailand, is February, with an average of 9h of sunshine.

What is the least humid month in Chiang Rai?

The least humid month is March, with an average relative humidity of 62%.

What are the months with the highest UV index in Chiang Rai?

Months with the highest UV index are March through September, with an average maximum UV index of 12.

What is the warmest month in Chiang Rai?

With an average high-temperature of 34.8°C (94.6°F) and an average low-temperature of 20.6°C (69.1°F), April is the warmest month in Chiang Rai, Thailand.

When are the longest days in Chiang Rai?

With an average of 13.3h of daylight, June has the longest days of the year in Chiang Rai.

What is the month with the least sunshine in Chiang Rai?

Months with the least sunshine in Chiang Rai, Thailand, are June through August, with an average of 5h of sunshine.

What is the most humid month in Chiang Rai?

With an average relative humidity of 84%, August is the most humid month.

What is the rainiest month in Chiang Rai?

The month with the most rainfall in Chiang Rai, Thailand, is August when the rain falls for 24 days and typically aggregates up to 358.4mm (14.1") of precipitation.

What is the coldest month in Chiang Rai?

With an average high-temperature of 27.2°C (81°F) and an average low-temperature of 13.5°C (56.3°F), December is the coldest month in Chiang Rai.

What is the month with the shortest days in Chiang Rai?

December has the shortest days of the year, with an average of 10.9h of daylight.

What is the month with the lowest UV index in Chiang Rai?

The month with the lowest UV index is December, with an average maximum UV index of 7.
Average temperature - Chiang Rai, Thailand
Average humidity - Chiang Rai, Thailand
Average rainfall - Chiang Rai, Thailand

The wettest month (with the highest rainfall) is August (358.4mm).
The driest month (with the lowest rainfall) is January (7.5mm).

Average rainfall days - Chiang Rai, Thailand
Average daylight / Average sunshine - Chiang Rai, Thailand
Average UV index - Chiang Rai, Thailand

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).