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
A modest decline in the average high-temperature is seen during December, decreasing from a fresh 51.4°F (10.8°C) in November to a chilly 43.3°F (6.3°C). In Dix Hills, the month of December brings a consistent average low-temperature of 36°F (2.2°C), slightly cooler than its daytime highs.Humidity
In December, the average relative humidity in Dix Hills is 74%.Rainfall
In Dix Hills, during December, the rain falls for 12 days and regularly aggregates up to 3.78" (96mm) of precipitation. Throughout the year, in Dix Hills, there are 155.9 rainfall days, and 35.94" (913mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Dix Hills, New York, in December, snow falls for 2.5 days, with typically accumulated 1.42" (36mm) of snow. In Dix Hills, during the entire year, snow falls for 15.4 days and aggregates up to 5.71" (145mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December in Dix Hills, New York, sunrise is at 6:58 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:35 pm EST.
Sunshine
The average sunshine in December is 4.9h.UV index
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Dix Hills in December?
What is the average humidity in December in Dix Hills?
How much does it rain in Dix Hills in December?
How much does it snow in Dix Hills in December?
What is the month with the shortest days in Dix Hills?
What is the average length of the day in December in Dix Hills?
When are sunrise and sunset in December in Dix Hills?
How many hours of sunshine does Dix Hills have in December?
What are the months with the lowest UV index in Dix Hills?
What is the UV index intensity in December in Dix Hills?
Average temperature in December
Dix Hills, NY
- Average high temperature in December: 43.3°F
The warmest month (with the highest average high temperature) is July (79.3°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 August (71.6°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in December
Dix Hills, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Dix Hills, NY
- Average wind speed in December: 12.4mph
The windiest month (with the highest average wind speed) is January (12.8mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).
Average humidity in December
Dix Hills, 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
Dix Hills, NY
- Average rainfall in December: 3.78"
The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is January (2.2").
Average rainfall days in December
Dix Hills, NY
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Dix Hills, NY
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Dix Hills, NY
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Dix Hills, NY
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Dix Hills, NY
- Average sunshine days in December: 17 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in December
Dix Hills, 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
Dix Hills, NY
- Average cloud cover in December: 48
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Dix Hills, 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).
Dix Hills, New York, USA
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