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

April 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
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).

Temperature

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).

Humidity

The average relative humidity in Chiang Rai is 66%.

Rainfall

In April, in Chiang Rai, the rain falls for 10 days. Throughout April, 97.9mm (3.9") of precipitation is accumulated. Throughout the year, in Chiang Rai, there are 137 rainfall days, and 1690.5mm (66.6") of precipitation is accumulated.

Daylight

In Chiang Rai, the average length of the day is 12.6h.

Sunshine

In Chiang Rai, the average sunshine is 8h.

UV index

Months with the highest UV index in Chiang Rai, Thailand, are March through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from the exposure to the Sun's UV radiation for average individuals.
In April, the average maximum UV index of 12 translate into the following recommendations:
Take all required precautions, as unprotected skin and eyes can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

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.

What is the temperature in April in Chiang Rai?

The average high-temperature, in April, in Chiang Rai, Thailand, is 34.8°C (94.6°F), while the average low-temperature is 20.6°C (69.1°F).

What is the average humidity in April in Chiang Rai?

In April, the average relative humidity in Chiang Rai, Thailand, is 66%.

How much does it rain in Chiang Rai in April?

In Chiang Rai, in April, it is raining for 10 days, with typically 97.9mm (3.9") of accumulated precipitation.

How many hours of daylight does Chiang Rai have in April?

The average length of the day in April in Chiang Rai is 12.6h.

How long on average sun shines in April in Chiang Rai?

The average sunshine in April in Chiang Rai is 8h.

When is the highest UV index in Chiang Rai?

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

What is the UV index intensity in April in Chiang Rai?

The average daily maximum UV index in April in Chiang Rai is 12. A UV Index value of 11, and more, symbolizes an excessive health risk from the exposure to the Sun's UV radiation.
Average temperature in April - Chiang Rai, Thailand
  • Average high temperature in April: 34.8°C

The warmest month (with the highest average high temperature) is April (34.8°C).
The month with the lowest average high temperature is December (27.2°C).

  • Average low temperature in April: 20.6°C

The month with the highest average low temperature is June (23.6°C).
The coldest month (with the lowest average low temperature) is January (12.8°C).

Average humidity in April - Chiang Rai, Thailand
  • Average humidity in April: 66%

The month with the highest relative humidity is August (84%).
The month with the lowest relative humidity is March (62%).

Average rainfall in April - Chiang Rai, Thailand
  • Average rainfall in April: 97.9mm

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 in April - Chiang Rai, Thailand
  • Average rainfall days in April: 10 days

The month with the highest number of rainy days is August (24 days).
The month with the lowest number of rainy days is February (1 days).

Average daylight in April / Average sunshine in April - Chiang Rai, Thailand
  • Average daylight in April: 12.6h

The month with the longest days is June (Average daylight: 13.3h).
The month with shortest days is December (Average daylight: 10.9h).

  • Average sunshine in April: 8h

The month with most sunshine is February (Average sunshine: 9h).
Months with least sunshine are June, July and August (Average sunshine: 5).

Average UV index in April - Chiang Rai, Thailand
  • Average UV index in April: 12

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).