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
Weather in December
Temperature
With the onset of December, a modest change to a still frosty 6.9°C (44.4°F) from November's 9.3°C (48.7°F) is noted in high-temperature. Isham's December nights demonstrate minimal variation from the daytime temperatures, with an average of 2.6°C (36.7°F).Humidity
With an average relative humidity of 91%, December is the most humid month.Rainfall
In Isham, during December, the rain falls for 17 days and regularly aggregates up to 51mm (2.01") of precipitation. Throughout the year, in Isham, there are 197.4 rainfall days, and 508mm (20") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Isham. In Isham, during December, snow falls for 2.4 days and regularly aggregates up to 17mm (0.67") of snow. In Isham, United Kingdom, during the entire year, snow falls for 13.5 days and aggregates up to 99mm (3.9") of snow.Daylight
The month with the shortest days is December, with an average of 7h and 48min of daylight.On the first day of December in Isham, United Kingdom, sunrise is at 7:50 am and sunset at 3:53 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 3:59 pm GMT.
Sunshine
In Isham, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Isham are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
Is December cold in Isham?
What is the most humid month in Isham?
What is the average humidity in December in Isham?
How many days does it rain in December in Isham?
How many days does it snow in December in Isham?
What is the month with the shortest days in Isham?
What is the average length of the day in December in Isham?
When is the sunrise / sunset in December in Isham?
How long on average sun shines in December in Isham?
What are the months with the lowest UV index in Isham?
What is the UV index reading in December in Isham?
Average temperature in December
Isham, United Kingdom
- Average high temperature in December: 6.9°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in December
Isham, United Kingdom
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in December
Isham, United Kingdom
- Average wind speed in December: 18.6km/h
The windiest month (with the highest average wind speed) is December (18.6km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in December
Isham, United Kingdom
- Average humidity in December: 91%
The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (77%).
Average rainfall in December
Isham, United Kingdom
- Average rainfall in December: 51mm
The wettest month (with the highest rainfall) is June (63mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in December
Isham, United Kingdom
- Average rainfall days in December: 17 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is September (12.3 days).
Average snowfall in December
Isham, United Kingdom
- Average snowfall in December: 17mm
The month with the highest snowfall is February (39mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Isham, United Kingdom
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Isham, United Kingdom
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Isham, United Kingdom
- Average sunshine days in December: 10 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in December
Isham, United Kingdom
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Isham, United Kingdom
- Average cloud cover in December: 59
The month with the most cloud cover is November (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 50).
Average visibility in December
Isham, United Kingdom
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, July, August, September and October (9km).
The months with the lowest visibility are January, June, November and December (8km).
Isham, United Kingdom
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