October weather forecast and climate
Chiang Rai, Thailand

The White Temple of Wat Rong Khun with a waterfront fishpond in Chiang Rai, Thailand
The White Temple of Wat Rong Khun with a waterfront fishpond in Chiang Rai, Thailand

Weather in October

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).

Temperature

In Chiang Rai, the average high-temperature in October is relatively the same as in September - a still tropical 30.5°C (86.9°F). In Chiang Rai, in October, the average low-temperature is 21.1°C (70°F).

Heat index

In October, the average heat index is appraised at a very hot 39.9°C (103.8°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like wind, pregnancy, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In Chiang Rai, the average relative humidity in October is 82%.

Rainfall

In October, in Chiang Rai, the rain falls for 12 days. Throughout October, 124.9mm (4.92") of precipitation is accumulated. In Chiang Rai, during the entire year, the rain falls for 137 days and collects up to 1690.5mm (66.56") of precipitation.

Daylight

The average length of the day is 11.7h.

Sunshine

In Chiang Rai, the average sunshine is 7h.

UV index

In Chiang Rai, Thailand, the average daily maximum UV index is 10. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 10 interpret into the following advice:
Take extra precautions. Protection against sun damage is required. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.
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FAQ

What is the temperature in October in Chiang Rai?

The average high-temperature, in October, in Chiang Rai, Thailand, is 30.5°C (86.9°F), while the average low-temperature is 21.1°C (70°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that takes the relative humidity and factores it into the air temperature reading, in October is estimated at 39.9°C (103.8°F).

What is the average humidity in October in Chiang Rai?

In Chiang Rai, Thailand, the average relative humidity in October is 82%.

How many days does it rain in October in Chiang Rai?

In Chiang Rai, during October, the rain falls for 12 days and regularly aggregates up to 124.9mm (4.92") of precipitation.

What is the average length of the day in October in Chiang Rai?

In Chiang Rai, the average length of the day in October is 11.7h.

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

In October, the average sunshine in Chiang Rai is 7h.

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

In October, the average daily maximum UV index is 10. A UV Index value of 8 to 10 symbolizes a very high health threat from the exposure to the Sun's UV rays.

Average temperature in October
Chiang Rai, Thailand

Average temperature in October - Chiang Rai, Thailand
  • Average high temperature in October: 30.5°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 October: 21.1°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).

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Average humidity in October
Chiang Rai, Thailand

Average humidity in October - Chiang Rai, Thailand
  • Average humidity in October: 82%

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

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Average rainfall in October
Chiang Rai, Thailand

Average rainfall in October - Chiang Rai, Thailand
  • Average rainfall in October: 124.9mm

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

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Average rainfall days in October
Chiang Rai, Thailand

Average rainfall days in October - Chiang Rai, Thailand
  • Average rainfall days in October: 12 days

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

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Average daylight in October /
Average sunshine in October
Chiang Rai, Thailand

Average daylight in October / Average sunshine in October - Chiang Rai, Thailand
  • Average daylight in October: 11.7h

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

  • Average sunshine in October: 7h

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

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Average UV index in October
Chiang Rai, Thailand

Average UV index in October - Chiang Rai, Thailand
  • Average UV index in October: 10

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).

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