Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from a moderately hot 26.7°C (80.1°F) in November to an agreeable 22.1°C (71.8°F). In December, the temperature in Cổ Loa drops to an average of 15.2°C (59.4°F) at night.Humidity
December is the least humid month, with an average relative humidity of 69%.Rainfall
In Cổ Loa, in December, it is raining for 8.9 days, with typically 15mm (0.59") of accumulated precipitation. Throughout the year, there are 181.2 rainfall days, and 595mm (23.43") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 54min of daylight.On the first day of December, sunrise is at 06:17 and sunset at 17:13. On the last day of the month, sunrise is at 06:33 and sunset at 17:25 +07.
Sunshine
In Cổ Loa, the average sunshine in December is 4.7h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 during December translates into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the least humid month?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Cổ Loa have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Cổ Loa have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Cổ Loa, Vietnam
- Average high temperature in December: 22.1°C
The warmest month (with the highest average high temperature) is June (35.4°C).
The month with the lowest average high temperature is January (20.7°C).
- Average low temperature in December: 15.2°C
The month with the highest average low temperature is June (26.6°C).
The coldest month (with the lowest average low temperature) is January (14.4°C).
Average pressure in December
Cổ Loa, Vietnam
- Average pressure in December: 1019.1mbar
The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is June (1003.1mbar).
Average wind speed in December
Cổ Loa, Vietnam
- Average wind speed in December: 7.8km/h
The windiest month (with the highest average wind speed) is March (9.9km/h).
The calmest months (with the lowest average wind speed) are August and September (6.9km/h).
Average humidity in December
Cổ Loa, Vietnam
- Average humidity in December: 69%
The months with the highest relative humidity are August and September (80%).
The month with the lowest relative humidity is December (69%).
Average rainfall in December
Cổ Loa, Vietnam
- Average rainfall in December: 15mm
The wettest month (with the highest rainfall) is August (135mm).
The driest month (with the least rainfall) is February (7mm).
Average rainfall days in December
Cổ Loa, Vietnam
- Average rainfall days in December: 8.9 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is February (7.8 days).
Average daylight in December /
Average sunshine in December
Cổ Loa, Vietnam
- Average daylight in December: 10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Cổ Loa, Vietnam
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is December (19.6 days).
The month with the least sunshine days is July (6.2 days).
Average UV index in December
Cổ Loa, Vietnam
- Average UV index in December: 4
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in December
Cổ Loa, Vietnam
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in December
Cổ Loa, Vietnam
- Average visibility in December: 9km
The months with the highest visibility are February, March and June (10km).
The months with the lowest visibility are January, April, May, July, August, September, October, November and December (9km).
