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
The transition to December results in a modest reduction in average high-temperature, moving from a cool 51.6°F (10.9°C) in November to a chilly 43.7°F (6.5°C). West Hempstead maintains an average low-temperature of 36°F (2.2°C) throughout December's nights.Humidity
In West Hempstead, New York, the average relative humidity in December is 74%.Rainfall
In December, the rain falls for 6.8 days. Throughout December, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 105.1 rainfall days, and 8.15" (207mm) of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.3 snowfall days, it receives 0.12" (3mm) of snow. In West Hempstead, during the entire year, snow falls for 9.4 days and aggregates up to 0.63" (16mm) of snow.Daylight
December has the shortest days of the year in West Hempstead, with an average of 9h and 18min of daylight.On the first day of December in West Hempstead, sunrise is at 6:59 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:37 pm EST.
Sunshine
In December, the average sunshine in West Hempstead is 5h.UV index
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in West Hempstead. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Boost your sun resistance with garments that are densely woven yet spacious. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
Is it cold in West Hempstead during December?
What is the average humidity in December in West Hempstead?
How much does it rain in West Hempstead in December?
When does it start snowing in West Hempstead?
What is the month with the shortest days in West Hempstead?
What is the average length of the day in December in West Hempstead?
When is the sunrise / sunset in December in West Hempstead?
How many hours of sunshine does West Hempstead have in December?
What is the month with the lowest UV index in West Hempstead?
What is the UV index intensity in December in West Hempstead?
Average temperature in December
West Hempstead, NY
- Average high temperature in December: 43.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in December: 36°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
West Hempstead, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
West Hempstead, NY
- Average wind speed in December: 12.2mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in December
West Hempstead, NY
- Average humidity in December: 74%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in December
West Hempstead, NY
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is July (0.98").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in December
West Hempstead, NY
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (12.7 days).
The months with the least rainy days are January and November (5.2 days).
Average snowfall in December
West Hempstead, NY
- Average snowfall in December: 0.12"
The month with the highest snowfall is March (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
West Hempstead, NY
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (3.3 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
West Hempstead, NY
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
West Hempstead, NY
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in December
West Hempstead, NY
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in December
West Hempstead, NY
- Average cloud cover in December: 47
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in December
West Hempstead, NY
- 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).
West Hempstead, New York, USA
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