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
At the start of December, Jacobstow's average high-temperature reaches a frosty 49.3°F, subtly different from the preceding month. During the December nights, Jacobstow's temperature maintains an average close to the daytime highs, settling at 44.8°F.Humidity
The average relative humidity in December is 82%.Rainfall
The month with the most rainfall in Jacobstow is December, when the rain falls for 22.3 days and typically aggregates up to 3.98" of precipitation.Snowfall
Months with snowfall are January through March, November and December. The months with the most snowfall in Jacobstow, United Kingdom, are January and December, with an average 0.2" of accumulated snow.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Jacobstow.On the first day of the month, sunrise is at 7:58 am and sunset at 4:16 pm. On the last day of December, in Jacobstow, sunrise is at 8:19 am and sunset at 4:22 pm GMT.
Sunshine
In December, the average sunshine in Jacobstow is 4h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jacobstow in December?
What is the average humidity in December in Jacobstow?
What is the wettest month in Jacobstow?
How many days does it rain in December in Jacobstow?
What is the snowiest month in Jacobstow?
How much does it snow in Jacobstow in December?
What is the month with the shortest days in Jacobstow?
What is the average length of the day in December in Jacobstow?
When are sunrise and sunset in December in Jacobstow?
How many hours of sunshine does Jacobstow have in December?
What is the month with the lowest UV index in Jacobstow?
How high is the UV index in December in Jacobstow?
Average temperature in December
Jacobstow, United Kingdom
- Average high temperature in December: 49.3°F
The warmest month (with the highest average high temperature) is July (64°F).
The month with the lowest average high temperature is February (47.1°F).
- Average low temperature in December: 44.8°F
The month with the highest average low temperature is August (57.7°F).
The coldest month (with the lowest average low temperature) is February (41.9°F).
Average pressure in December
Jacobstow, United Kingdom
- Average pressure in December: 29.96"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is November (29.83"Hg).
Average wind speed in December
Jacobstow, United Kingdom
- Average wind speed in December: 17.6mph
The windiest month (with the highest average wind speed) is December (17.6mph).
The calmest month (with the lowest average wind speed) is July (11.1mph).
Average humidity in December
Jacobstow, United Kingdom
- Average humidity in December: 82%
The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is February (81%).
Average rainfall in December
Jacobstow, United Kingdom
- Average rainfall in December: 3.98"
The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is May (1.54").
Average rainfall days in December
Jacobstow, United Kingdom
- Average rainfall days in December: 22.3 days
The month with the highest number of rainy days is November (23.4 days).
The month with the least rainy days is April (16.6 days).
Average snowfall in December
Jacobstow, United Kingdom
- Average snowfall in December: 0.2"
The months with the highest snowfall are January and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Jacobstow, United Kingdom
- Average snowfall days in December: 0.5 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
Jacobstow, United Kingdom
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The months with the least sunshine are January and November (Average sunshine: 3h and 54min).
Average sunshine days in December
Jacobstow, United Kingdom
- Average sunshine days in December: 5.8 days
The month with the most sunshine days is March (10.8 days).
The month with the least sunshine days is November (4.1 days).
Average UV index in December
Jacobstow, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are May, June, July, August, September and October (UV index 4).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Jacobstow, United Kingdom
- Average cloud cover in December: 62
The months with the most cloud cover are November and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 45).
Average visibility in December
Jacobstow, United Kingdom
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
