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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a cool 51.1°F (10.6°C) in November to an icy 42.4°F (5.8°C). Plandome Manor's average low temperature, barely cooler than the daytime high, steadies at a still cold 34.7°F (1.5°C) during December.Humidity
February, May and December, with an average relative humidity of 75%, are the most humid months in Plandome Manor.Rainfall
The month with the most rainfall in Plandome Manor is December, when the rain falls for 12.9 days and typically aggregates up to 4.06" (103mm) of precipitation.Snowfall
Months with snowfall in Plandome Manor, New York, are January through April, November and December. In Plandome Manor, New York, in December, snow falls for 3.5 days, with typically accumulated 1.54" (39mm) of snow. Throughout the year, in Plandome Manor, there are 22.2 snowfall days, and 7.24" (184mm) of snow is accumulated.Daylight
The month with the shortest days in Plandome Manor, New York, is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:00 am and sunset at 4:27 pm. On the last day of December, in Plandome Manor, sunrise is at 7:18 am and sunset at 4:37 pm EST.
Sunshine
The average sunshine in December in Plandome Manor is 4.9h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Plandome Manor. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold is it in Plandome Manor in December?
What is the most humid month in Plandome Manor?
What is the average humidity in December in Plandome Manor?
What is the rainiest month in Plandome Manor?
How many days does it rain in December in Plandome Manor?
How many days does it snow in December in Plandome Manor?
What is the month with the shortest days in Plandome Manor?
What is the average length of the day in December in Plandome Manor?
When is the sunrise / sunset in December in Plandome Manor?
How many hours of sunshine does Plandome Manor have in December?
When is the lowest UV index in Plandome Manor?
What is the UV index intensity in December in Plandome Manor?
Average temperature in December
Plandome Manor, NY
- Average high temperature in December: 42.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in December: 34.7°F
The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Plandome Manor, 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
Plandome Manor, NY
- Average wind speed in December: 10.8mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Plandome Manor, NY
- Average humidity in December: 75%
The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).
Average rainfall in December
Plandome Manor, NY
- Average rainfall in December: 4.06"
The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in December
Plandome Manor, NY
- Average rainfall days in December: 12.9 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Plandome Manor, NY
- Average snowfall in December: 1.54"
The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Plandome Manor, NY
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Plandome Manor, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Plandome Manor, NY
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Plandome Manor, 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, November and December (UV index 2).
Average cloud cover in December
Plandome Manor, 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 29).
Average visibility in December
Plandome Manor, 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).
Plandome Manor, New York, USA
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