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
The transition into December shows a subtle variation to a chilly 8.6°C (47.5°F) from November's 10.4°C (50.7°F) in the average high-temperature. Llanfynydd records a consistent average nighttime temperature of 5.4°C (41.7°F) in December, slightly lower than the daytime high.Humidity
The average relative humidity in December in Llanfynydd is 86%.Rainfall
In Llanfynydd, United Kingdom, during December, the rain falls for 20.6 days and regularly aggregates up to 59mm (2.32") of precipitation. In Llanfynydd, during the entire year, the rain falls for 210.2 days and collects up to 515mm (20.28") of precipitation.Snowfall
January, February, November and December are months with snowfall in Llanfynydd. In Llanfynydd, United Kingdom, in December, during 0.9 snowfall days, 5mm (0.2") of snow is typically accumulated. In Llanfynydd, during the entire year, snow falls for 3.9 days and aggregates up to 15mm (0.59") of snow.Daylight
The month with the shortest days in Llanfynydd is December, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 8:02 am and sunset at 4:08 pm. On the last day of December, sunrise is at 8:24 am and sunset at 4:15 pm GMT.
Sunshine
The average sunshine in December in Llanfynydd is 3.7h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Llanfynydd, United Kingdom. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Llanfynydd in December?
What is the average humidity in December in Llanfynydd?
How much does it rain in Llanfynydd in December?
How many days does it snow in December in Llanfynydd?
What is the month with the shortest days in Llanfynydd?
How many hours of daylight does Llanfynydd have in December?
When are sunrise and sunset in December in Llanfynydd?
How long on average sun shines in December in Llanfynydd?
When is the lowest UV index in Llanfynydd?
What is the UV index intensity in December in Llanfynydd?
Average temperature in December
Llanfynydd, United Kingdom
- Average high temperature in December: 8.6°C
The warmest month (with the highest average high temperature) is July (17.9°C).
The month with the lowest average high temperature is February (7.6°C).
- Average low temperature in December: 5.4°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.9°C).
Average pressure in December
Llanfynydd, United Kingdom
- Average pressure in December: 1013.5mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in December
Llanfynydd, United Kingdom
- Average wind speed in December: 22.3km/h
The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is June (14.5km/h).
Average humidity in December
Llanfynydd, United Kingdom
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in December
Llanfynydd, United Kingdom
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is November (60mm).
The driest month (with the least rainfall) is May (24mm).
Average rainfall days in December
Llanfynydd, United Kingdom
- Average rainfall days in December: 20.6 days
The month with the highest number of rainy days is December (20.6 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in December
Llanfynydd, United Kingdom
- Average snowfall in December: 5mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Llanfynydd, United Kingdom
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (1.3 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
Llanfynydd, 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 4min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Llanfynydd, United Kingdom
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is March (13.2 days).
The month with the least sunshine days is August (6.3 days).
Average UV index in December
Llanfynydd, 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, March, November and December (UV index 2).
Average cloud cover in December
Llanfynydd, United Kingdom
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 48).
Average visibility in December
Llanfynydd, United Kingdom
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
