December weather forecast
Udon Thani, Thailand

Lastly, Udon Thani welcomes December with the year's coolest temperatures, paving the way for a cool winter atmosphere. With rainfall dropping further to 9mm (0.35"), the region enters a pronounced dry phase, with sunny skies and consistent daylight prevalent. Despite the reduction in daylight hours, the city remains well-lit and sunny, making outdoor activities popular during this period. To sum it up, December in Udon Thani features cool temperatures, marginal rainfall, and beautiful sunny days, culminating in a pleasant end to the year.

Temperature

In Udon Thani, the lowest average temperatures are observed in December, with a high of 29.1°C (84.4°F) and a low of 16.4°C (61.5°F).

Heat index

During December, the heat index is calculated to be a tropical 32°C (89.6°F). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In December, the average relative humidity is 67%.

Rainfall

In Udon Thani, Thailand, in December, it is raining for 1 days, with typically 9mm (0.35") of accumulated precipitation. In Udon Thani, during the entire year, the rain falls for 118 days and collects up to 1241mm (48.86") of precipitation.

Daylight

With an average of 11h and 6min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:22 and sunset at 17:32. On the last day of December, in Udon Thani, sunrise is at 06:38 and sunset at 17:45 +07.

Sunshine

January, February and December, with an average of 9h of sunshine, are months with the most sunshine.

UV index

The month with the lowest UV index in Udon Thani is December, with an average maximum UV index of 8. A UV Index estimate of 8 to 10 represents a very high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In December, the average maximum UV index of 8 translates into the following recommendations:
Always be cautious. Skin and eyes can be affected swiftly without protection. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.