December weather forecast and climate
Bettsburg, NY

December, the first month of the winter, in Bettsburg, is still a cold month, with average temperature fluctuating between 32.9°F (0.5°C) and 23.2°F (-4.9°C).

Temperature

In December, the average high-temperature drops, from a frosty 43.2°F (6.2°C) in November, to a wintry 32.9°F (0.5°C). The average low-temperature, in December, is 23.2°F (-4.9°C).

Humidity

The average relative humidity in Bettsburg, New York, is 87%.

Rainfall

In Bettsburg, in December, it is raining for 9.9 days, with typically 1.38" (35mm) of accumulated precipitation. In Bettsburg, during the entire year, the rain falls for 142.2 days and collects up to 18.58" (472mm) of precipitation.

Snowfall

Months with snowfall in Bettsburg are January through May, October through December. In Bettsburg, during December, snow falls for 15.5 days and regularly aggregates up to 4.25" (108mm) of snow. In Bettsburg, New York, during the entire year, snow falls for 82.5 days, and aggregates up to 23.31" (592mm) of snow.

Daylight

With an average of 9.2h of daylight, December has the shortest days of the year.

Sunshine

In December, the average sunshine in Bettsburg is 2.7h.

UV index

February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Bettsburg?

In Bettsburg, in December, the average high-temperature is 32.9°F (0.5°C), and the average low-temperature is 23.2°F (-4.9°C).

What is the average humidity in December in Bettsburg?

In December, the average relative humidity is 87%.

How much does it rain in Bettsburg in December?

In Bettsburg, in December, it is raining for 9.9 days, with typically 1.38" (35mm) of accumulated precipitation.

How much does it snow in Bettsburg in December?

In Bettsburg, in December, during 15.5 snowfall days, 4.25" (108mm) of snow is typically accumulated.

What is the month with the shortest days in Bettsburg?

December has the shortest days of the year in Bettsburg, with an average of 9.2h of daylight.

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

In December, the average length of the day in Bettsburg, New York, is 9.2h.

How long on average sun shines in December in Bettsburg?

The average sunshine in December in Bettsburg is 2.7h.

What is the month with the lowest UV index in Bettsburg?

Months with the lowest UV index in Bettsburg, New York, are February, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Bettsburg?

The average daily maximum UV index in December in Bettsburg, New York, is 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to the UV radiation.
Average temperature in December - Bettsburg, NY
  • Average high temperature in December: 32.9°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in December: 23.2°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in December - Bettsburg, NY
  • Average pressure in December: 30.07"

The month with the highest atmospheric pressure is November (30.1").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in December - Bettsburg, NY
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December - Bettsburg, NY
  • Average humidity in December: 87%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (79%).

Average rainfall in December - Bettsburg, NY
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").

Average rainfall days in December - Bettsburg, NY
  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in December - Bettsburg, NY
  • Average snowfall in December: 4.25"

The month with the highest snowfall is January (4.65").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in December - Bettsburg, NY
  • Average snowfall days in December: 15.5 days

The month with the highest number of snowfall days is January (18.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Bettsburg, NY
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 2.7h

The month with the most sunshine is July (Average sunshine: 9.8h).
The month with the least sunshine is February (Average sunshine: 2.5h).

Average sunshine days in December - Bettsburg, NY
  • Average sunshine days in December: 8.7 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (7.1 days).

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

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are February, November and December (UV index 1).

Average cloud cover in December - Bettsburg, NY
  • Average cloud cover in December: 73

The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 40).

Average visibility in December - Bettsburg, NY
  • Average visibility in December: 5mi

Months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).