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, the same as December, is a moderately hot winter month in Chiang Rai, Thailand, with average temperature varying between 28.6°C (83.5°F) and 12.8°C (55°F). In Chiang Rai, the average high-temperature is relatively the same as in December - a still warm 28.6°C (83.5°F). Weather in January »
The last month of the winter, February, is a tropical month in Chiang Rai, Thailand, with average temperature varying between 13.7°C (56.7°F) and 31.3°C (88.3°F). In Chiang Rai, the average high-temperature in February is essentially the same as in January - a tropical 31.3°C (88.3°F). Weather in February »

The first month of the spring, March, is still a tropical month in Chiang Rai, Thailand, with temperature in the range of an average high of 33.8°C (92.8°F) and an average low of 16.9°C (62.4°F). In Chiang Rai, Thailand, 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 34.8°C (94.6°F) and 20.6°C (69.1°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). The average heat index is appraised at a life-threatening hot 47.4°C (117.3°F). Weather in April »

May, the last month of the spring, in Chiang Rai, is another tropical month, with average temperature ranging between max 33.1°C (91.6°F) and min 22.5°C (72.5°F). In Chiang Rai, the average high-temperature is essentially the same as in April - a still tropical 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 essentially the same as in May - a still tropical 32.1°C (89.8°F). Weather in June »

July, like June, is another tropical summer month in Chiang Rai, Thailand, with temperature in the range of an average low of 23.4°C (74.1°F) and an average high of 31.1°C (88°F). In July, the average high-temperature is relatively the same as in June - a still tropical 31.1°C (88°F). Weather in July »

The last month of the summer, August, is another tropical month in Chiang Rai, Thailand, with average temperature ranging between max 30.9°C (87.6°F) and min 23.3°C (73.9°F). In August, the average high-temperature is practically 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 tropical month in Chiang Rai, Thailand, with average temperature varying between 31.1°C (88°F) and 22.7°C (72.9°F). In Chiang Rai, the average high-temperature is practically 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 another tropical autumn month, with average temperature varying between 21.1°C (70°F) and 30.5°C (86.9°F). In Chiang Rai, the average high-temperature in October is almost the same as in September - a still hot 30.5°C (86.9°F). Weather in October »

The last month of the autumn, November, is another warm month in Chiang Rai, Thailand, with temperature in the range of an average high of 28.8°C (83.8°F) and an average low of 17.3°C (63.1°F). In Chiang Rai, the average high-temperature in November is practically the same as in October - a moderately hot 28.8°C (83.8°F). Weather in November »

The first month of the winter, December, is still a warm 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). The coldest month is December, with an average high-temperature of 27.2°C (81°F) and an average low-temperature of 13.5°C (56.3°F). In December, the average heat index is calculated to 29.9°C (85.8°F). Weather in December »

How much does it rain in Chiang Rai?

Throughout the year, there are 137 rainfall days, and 1690.5mm (66.6") of precipitation is accumulated.

What is the driest month in Chiang Rai?

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

What month has the most sunshine in Chiang Rai?

With an average of 9h of sunshine, February has the most sunshine of the year.

What is the least humid month in Chiang Rai?

With an average relative humidity of 62%, March is the least humid month in Chiang Rai, Thailand.

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

March through September, with an average maximum UV index of 12, are months with the highest UV index in Chiang Rai, Thailand.

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?

The month with the longest days in Chiang Rai is June, with an average of 13.3h of daylight.

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

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

What is the most humid month in Chiang Rai?

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

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?

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

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

The month with the shortest days in Chiang Rai is December, with an average of 10.9h of daylight.

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

With an average maximum UV index of 7, December is the month with the lowest UV index.
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).