December weather forecast
Phả Lại, Vietnam

December

Weather in December

The first month of the winter, December, is still a refreshing month in Phả Lại, Vietnam, with an average temperature varying between 9°C (48.2°F) and 19.5°C (67.1°F).

Temperature

December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's pleasant 22.9°C (73.2°F) to an enjoyable 19.5°C (67.1°F). Throughout December, the average low-temperature in Phả Lại dips to a chilly 9°C (48.2°F).

Humidity

In Phả Lại, the average relative humidity in December is 86%.

Rainfall

In Phả Lại, in December, during 11 rainfall days, 21mm (0.83") of precipitation is typically accumulated. Throughout the year, there are 243.8 rainfall days, and 1386mm (54.57") 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 06:15 and sunset at 17:12. On the last day of the month, sunrise is at 06:31 and sunset at 17:23 +07.

Sunshine

In December, the average sunshine is 5.1h.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. To guard against the harmful effects of the Sun, minimize exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

What is the temperature in December?
In December, in Phả Lại, the average high-temperature is 19.5°C (67.1°F), and the average low-temperature is 9°C (48.2°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 32°C (89.6°F).
What is the average humidity in December?
In December, the average relative humidity is 86%.
How much does it rain in Phả Lại in December?
In December, the rain falls for 11 days. Throughout December, 21mm (0.83") of precipitation is accumulated.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 10h and 54min of daylight.
How many hours of daylight does Phả Lại have in December?
In Phả Lại, the average day length in December is 10h and 53min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 06:15 and sunset at 17:12. On the last day of the month, sunrise is at 06:31 and sunset at 17:23 +07.
How long on average sun shines in December?
The average sunshine duration in December is 5.1h.
When is the lowest UV index?
With an average maximum UV index of 3, December is the month with the lowest UV index.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Phả Lại, Vietnam
  • Average high temperature in December: 19.5°C

The warmest month (with the highest average high temperature) is June (29.7°C).
The month with the lowest average high temperature is January (19.1°C).

  • Average low temperature in December: 9°C

The month with the highest average low temperature is June (20.3°C).
The coldest month (with the lowest average low temperature) is December (9°C).

Average pressure in December
Phả Lại, Vietnam
  • Average pressure in December: 1018.4mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The months with the lowest atmospheric pressure are June and July (1004.7mbar).

Average wind speed in December
Phả Lại, Vietnam
  • Average wind speed in December: 4km/h

The windiest months (with the highest average wind speed) are March and June (5km/h).
The calmest months (with the lowest average wind speed) are September and November (3.9km/h).

Average humidity in December
Phả Lại, Vietnam
  • Average humidity in December: 86%

The month with the highest relative humidity is August (89%).
The month with the lowest relative humidity is March (75%).

Average rainfall in December
Phả Lại, Vietnam
  • Average rainfall in December: 21mm

The wettest month (with the highest rainfall) is August (291mm).
The driest month (with the least rainfall) is February (15mm).

Average rainfall days in December
Phả Lại, Vietnam
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is August (29.7 days).
The month with the least rainy days is February (8.5 days).

Average daylight in December /
Average sunshine in December
Phả Lại, 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: 5h and 1min

The month with the most sunshine is April (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in December
Phả Lại, Vietnam
  • Average sunshine days in December: 17.4 days

The month with the most sunshine days is December (17.4 days).
The month with the least sunshine days is August (0.8 days).

Average UV index in December
Phả Lại, Vietnam
  • Average UV index in December: 3

The months with the highest UV index are April, May and June (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Phả Lại, Vietnam
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are March and April (Cloud cover 47).

Average visibility in December
Phả Lại, Vietnam
  • Average visibility in December: 5km

The months with the highest visibility are March, April, May and June (8km).
The months with the lowest visibility are January, November and December (5km).

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