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 December's advent, Haywards Heath sees an average high-temperature of a frosty 8°C (46.4°F), subtly shifted from November's 10.5°C (50.9°F). In Haywards Heath, the average low-temperature during December nights tends to settle at an icy 3.8°C (38.8°F), indicating a slight drop from the daytime peak.Humidity
December is the most humid month in Haywards Heath, with an average relative humidity of 89%.Rainfall
The month with the most rainfall in Haywards Heath is December, when the rain falls for 14.1 days and typically aggregates up to 45mm (1.77") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Haywards Heath, United Kingdom, in December, during 1.8 snowfall days, 9mm (0.35") of snow is typically accumulated. In Haywards Heath, during the entire year, snow falls for 10.4 days and aggregates up to 54mm (2.13") of snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year in Haywards Heath.On the first day of the month, sunrise is at 7:42 am and sunset at 3:57 pm. On the last day of December, in Haywards Heath, sunrise is at 8:03 am and sunset at 4:03 pm GMT.
Sunshine
In Haywards Heath, the average sunshine in December is 4.1h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Haywards Heath. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What are December temperatures in Haywards Heath?
What is the most humid month in Haywards Heath?
What is the average humidity in December in Haywards Heath?
What is the rainiest month in Haywards Heath?
How much does it rain in Haywards Heath in December?
How many days does it snow in December in Haywards Heath?
What is the month with the shortest days in Haywards Heath?
What is the average length of the day in December in Haywards Heath?
What time are sunrise and sunset in December in Haywards Heath?
How many hours of sunshine does Haywards Heath have in December?
What is the month with the lowest UV index in Haywards Heath?
What is the UV index reading in December in Haywards Heath?
Average temperature in December
Haywards Heath, United Kingdom
- Average high temperature in December: 8°C
The warmest months (with the highest average high temperature) are July and August (21.3°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in December: 3.8°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in December
Haywards Heath, United Kingdom
- Average pressure in December: 1015mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in December
Haywards Heath, United Kingdom
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest months (with the lowest average wind speed) are July, August and September (13.4km/h).
Average humidity in December
Haywards Heath, United Kingdom
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Haywards Heath, United Kingdom
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is December (45mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Haywards Heath, United Kingdom
- Average rainfall days in December: 14.1 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Haywards Heath, United Kingdom
- Average snowfall in December: 9mm
The month with the highest snowfall is February (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Haywards Heath, United Kingdom
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.9 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
Haywards Heath, United Kingdom
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Haywards Heath, United Kingdom
- Average sunshine days in December: 14 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is February (11.6 days).
Average UV index in December
Haywards Heath, United Kingdom
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Haywards Heath, United Kingdom
- Average cloud cover in December: 60
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 47).
Average visibility in December
Haywards Heath, 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).
Haywards Heath, United Kingdom
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