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 snowfall in December
- Average snowfall 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
December is marked by an average high-temperature of a chilly 9.2°C (48.6°F), almost identical to the preceding month. Llanmorlais's December nights witness minimal differential from the daytime temperatures, with averages of 6.5°C (43.7°F).Humidity
The months with the highest humidity are January, August and December, with an average relative humidity of 84%.Rainfall
December is the month with the most rainfall in Llanmorlais. Rain falls for 21.4 days and accumulates 101mm (3.98") of precipitation.Snowfall
Months with snowfall are January through March and December. The month with the most snowfall in Llanmorlais is December, when snow falls for 1.1 days and typically aggregates up to 8mm (0.31") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 54min of daylight.On the first day of December in Llanmorlais, sunrise is at 8:01 am and sunset at 4:10 pm. On the last day of the month, sunrise is at 8:22 am and sunset at 4:16 pm GMT.
Sunshine
The average sunshine in December in Llanmorlais is 3.9h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. To protect against the Sun's most potent rays, avoid direct exposure around midday. Boost your sun resistance with garments that are densely woven yet spacious. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Llanmorlais in December?
What is the most humid month in Llanmorlais?
What is the average humidity in December in Llanmorlais?
What is the rainiest month in Llanmorlais?
How much does it rain in Llanmorlais in December?
When does it snow the most in Llanmorlais?
When does it start snowing in Llanmorlais?
What is the month with the shortest days in Llanmorlais?
How many hours of daylight does Llanmorlais have in December?
What time are sunrise and sunset in December in Llanmorlais?
How many hours of sunshine does Llanmorlais have in December?
When is the lowest UV index in Llanmorlais?
What is the UV index intensity in December in Llanmorlais?
Average temperature in December
Llanmorlais, United Kingdom
- Average high temperature in December: 9.2°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in December: 6.5°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in December
Llanmorlais, United Kingdom
- Average pressure in December: 1013.7mbar
The months with the highest atmospheric pressure are May and September (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Llanmorlais, United Kingdom
- Average wind speed in December: 25.7km/h
The windiest month (with the highest average wind speed) is December (25.7km/h).
The calmest month (with the lowest average wind speed) is June (16.4km/h).
Average humidity in December
Llanmorlais, United Kingdom
- Average humidity in December: 84%
The months with the highest relative humidity are January, August and December (84%).
The month with the lowest relative humidity is April (80%).
Average rainfall in December
Llanmorlais, United Kingdom
- Average rainfall in December: 101mm
The wettest month (with the highest rainfall) is December (101mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in December
Llanmorlais, United Kingdom
- Average rainfall days in December: 21.4 days
The month with the highest number of rainy days is December (21.4 days).
The month with the least rainy days is April (14.4 days).
Average snowfall in December
Llanmorlais, United Kingdom
- Average snowfall in December: 8mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Llanmorlais, United Kingdom
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is December (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Llanmorlais, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are April and May (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Llanmorlais, United Kingdom
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is May (13 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in December
Llanmorlais, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Llanmorlais, United Kingdom
- Average cloud cover in December: 63
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 45).
Average visibility in December
Llanmorlais, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are March, April, June, July and October (10km).
The months with the lowest visibility are January, February, May, August, September, November and December (9km).
