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 advent of December presents an average high-temperature of a still chilly 6.6°C (43.9°F), maintaining a close correlation with the preceding month. In December, Penrhyndeudraeth experiences a marginal drop in temperature, with averages of 3°C (37.4°F) at night.Humidity
January and December, with an average relative humidity of 91%, are the most humid months in Penrhyndeudraeth.Rainfall
The month with the most rainfall in Penrhyndeudraeth is December, when the rain falls for 20.8 days and typically aggregates up to 103mm (4.06") of precipitation.Snowfall
Months with snowfall in Penrhyndeudraeth are January through April, November and December. In Penrhyndeudraeth, in December, snow falls for 3.9 days, with typically accumulated 46mm (1.81") of snow. In Penrhyndeudraeth, United Kingdom, during the entire year, snow falls for 22.5 days and aggregates up to 260mm (10.24") of snow.Daylight
With an average of 7h and 42min of daylight, December has the shortest days of the year in Penrhyndeudraeth.On the first day of the month, sunrise is at 8:07 am and sunset at 4:03 pm. On the last day of December, sunrise is at 8:29 am and sunset at 4:09 pm GMT.
Sunshine
The month with the least sunshine is December, with an average of 2.5h of sunshine.UV index
The months with the lowest UV index in Penrhyndeudraeth are January through April, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 2 in December suggests the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Penrhyndeudraeth?
What are the most humid months in Penrhyndeudraeth?
What is the average humidity in December in Penrhyndeudraeth?
What is the wettest month in Penrhyndeudraeth?
How many days does it rain in December in Penrhyndeudraeth?
How many days does it snow in December in Penrhyndeudraeth?
What is the month with the shortest days in Penrhyndeudraeth?
What is the average length of the day in December in Penrhyndeudraeth?
What time are sunrise and sunset in December in Penrhyndeudraeth?
What is the month with the least sunshine in Penrhyndeudraeth?
How long on average sun shines in December in Penrhyndeudraeth?
What are the months with the lowest UV index in Penrhyndeudraeth?
What is the UV index reading in December in Penrhyndeudraeth?
Average temperature in December
Penrhyndeudraeth, United Kingdom
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is July (17.2°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in December: 3°C
The month with the highest average low temperature is August (10.6°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).
Average pressure in December
Penrhyndeudraeth, United Kingdom
- Average pressure in December: 1012.3mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.1mbar).
Average wind speed in December
Penrhyndeudraeth, United Kingdom
- Average wind speed in December: 17.8km/h
The windiest month (with the highest average wind speed) is December (17.8km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).
Average humidity in December
Penrhyndeudraeth, United Kingdom
- Average humidity in December: 91%
The months with the highest relative humidity are January and December (91%).
The months with the lowest relative humidity are April and May (84%).
Average rainfall in December
Penrhyndeudraeth, United Kingdom
- Average rainfall in December: 103mm
The wettest month (with the highest rainfall) is December (103mm).
The driest months (with the least rainfall) are April and May (52mm).
Average rainfall days in December
Penrhyndeudraeth, United Kingdom
- Average rainfall days in December: 20.8 days
The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is February (15.3 days).
Average snowfall in December
Penrhyndeudraeth, United Kingdom
- Average snowfall in December: 46mm
The month with the highest snowfall is January (70mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Penrhyndeudraeth, United Kingdom
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Penrhyndeudraeth, United Kingdom
- Average daylight in December: 7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in December: 2h and 3min
The months with the most sunshine are May and June (Average sunshine: 6h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in December
Penrhyndeudraeth, United Kingdom
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is March (10.8 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in December
Penrhyndeudraeth, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June and August (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 2).
Average cloud cover in December
Penrhyndeudraeth, United Kingdom
- Average cloud cover in December: 76
The month with the most cloud cover is December (Cloud cover 76).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in December
Penrhyndeudraeth, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (8km).
The months with the lowest visibility are August and September (7km).
