December weather forecast and climate
Greece, NY

Weather in December

The first month of the winter, December, is also a wintry month in Greece, New York, with average temperature fluctuating between 36.1°F (2.3°C) and 28°F (-2.2°C).

Temperature

In December, the average high-temperature drops, from a chilly 45.7°F (7.6°C) in November, to a wintry 36.1°F (2.3°C). In December, the average low-temperature is 28°F (-2.2°C).

Humidity

The average relative humidity in Greece, New York, is 82%.

Rainfall

In December, in Greece, the rain falls for 11.9 days. Throughout December, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 170.8 rainfall days, and 25.75" (654mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Greece, during December, snow falls for 15.3 days and regularly aggregates up to 4.33" (110mm) of snow. In Greece, during the entire year, snow falls for 70.9 days, and aggregates up to 22.56" (573mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h of daylight.

Sunshine

In December, the average sunshine in Greece, New York, is 3.2h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Greece. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 1 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in December in Greece?

In December, the average relative humidity in Greece is 82%.

How many days does it rain in December in Greece?

In Greece, in December, during 11.9 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

How many days does it snow in December in Greece?

In Greece, during December, snow falls for 15.3 days and regularly aggregates up to 4.33" (110mm) of snow.

What is the month with the shortest days in Greece?

With an average of 9h of daylight, December has the shortest days of the year.

What is the average length of the day in December in Greece?

The average length of the day in December in Greece, New York, is 9h.

How many hours of sunshine does Greece have in December?

In December, the average sunshine in Greece is 3.2h.

What are the months with the lowest UV index in Greece?

Months with the lowest UV index in Greece, New York, are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Greece?

In December, the average daily maximum UV index in Greece is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV radiation.

Average temperature in December
Greece, NY

Average temperature in December - Greece, NY
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 28°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in December
Greece, NY

Average pressure in December - Greece, NY
  • Average pressure in December: 30.06"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in December
Greece, NY

Average wind speed in December - Greece, NY
  • Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is January (12.3mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

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Average humidity in December
Greece, NY

Average humidity in December - Greece, NY
  • Average humidity in December: 82%

Months with the highest relative humidity are January and February (84%).
Months with the lowest relative humidity are August and September (76%).

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Average rainfall in December
Greece, NY

Average rainfall in December - Greece, NY
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (1.65").

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Average rainfall days in December
Greece, NY

Average rainfall days in December - Greece, NY
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is October (17.8 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in December
Greece, NY

Average snowfall in December - Greece, NY
  • Average snowfall in December: 4.33"

The month with the highest snowfall is February (5.79").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Greece, NY

Average snowfall days in December - Greece, NY
  • Average snowfall days in December: 15.3 days

The month with the highest number of snowfall days is January (17.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Greece, NY

Average daylight in December / Average sunshine in December - Greece, NY
  • Average daylight in December: 9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in December: 3.2h

The month with the most sunshine is July (Average sunshine: 10.8h).
Months with the least sunshine are January and February (Average sunshine: 2.7).

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Average sunshine days in December
Greece, NY

Average sunshine days in December - Greece, NY
  • Average sunshine days in December: 6.7 days

The month with the most sunshine days is September (13.2 days).
The month with the least sunshine days is January (5.8 days).

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Average UV index in December
Greece, NY

Average UV index in December - Greece, NY
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
Greece, NY

Average cloud cover in December - Greece, NY
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in December
Greece, NY

Average visibility in December - Greece, NY
  • Average visibility in December: 6mi

Months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January and February (5mi).

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