December weather forecast
Dunnstown, PA

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Weather in December

December, the first month of the winter in Dunnstown, is still a cold month, with an average temperature varying between 36.7°F (2.6°C) and 25.9°F (-3.4°C).

Temperature

Dunnstown's December weather shows a moderate shift in high-temperatures, falling from November's frosty 46.2°F (7.9°C) to a cold 36.7°F (2.6°C). An average low-temperature of 25.9°F (-3.4°C) is noted during the nights in December.

Humidity

The months with the highest humidity in Dunnstown are February and December, with an average relative humidity of 84%.

Rainfall

In Dunnstown, in December, during 12.4 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, in Dunnstown, Pennsylvania, there are 174.7 rainfall days, and 32.09" (815mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Dunnstown, in December, during 12.2 snowfall days, 4.76" (121mm) of snow is typically accumulated. Throughout the year, in Dunnstown, Pennsylvania, there are 56.1 snowfall days, and 24.84" (631mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December in Dunnstown, Pennsylvania, sunrise is at 7:16 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 4:51 pm EST.

Sunshine

The average sunshine in December is 3.4h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 1 during December morphs into the following directions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold is it in Dunnstown in December?

The average high-temperature, in December, in Dunnstown, is 36.7°F (2.6°C), while the average low-temperature is 25.9°F (-3.4°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 87.8°F (31°C).

What is the most humid month in Dunnstown?

The months with the highest humidity in Dunnstown, Pennsylvania, are February and December, with an average relative humidity of 84%.

What is the average humidity in December in Dunnstown?

The average relative humidity in December is 84%.

How much does it rain in Dunnstown in December?

In December, in Dunnstown, the rain falls for 12.4 days. Throughout December, 2.68" (68mm) of precipitation is accumulated.

How many days does it snow in December in Dunnstown?

In December, it is snowing for 12.2 days. Throughout December, 4.76" (121mm) of snow is accumulated.

What is the month with the shortest days in Dunnstown?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Dunnstown.

How many hours of daylight does Dunnstown have in December?

The average day length in December is 9h and 16min.

What time are sunrise and sunset in December in Dunnstown?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 4:41 pm. On the last day of the month, in Dunnstown, Pennsylvania, sunrise is at 7:34 am and sunset at 4:51 pm EST.

How many hours of sunshine does Dunnstown have in December?

In Dunnstown, Pennsylvania, the average sunshine duration in December is 3.4h.

When is the lowest UV index in Dunnstown?

With an average maximum UV index of 1, December is the month with the lowest UV index.

How high is the UV index in December in Dunnstown?

In December, the average daily maximum UV index in Dunnstown is 1. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Dunnstown, PA

Average temperature in December - Dunnstown, PA
  • Average high temperature in December: 36.7°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in December
Dunnstown, PA

Average pressure in December - Dunnstown, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Dunnstown, PA

Average wind speed in December - Dunnstown, PA
  • Average wind speed in December: 7mph

The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Dunnstown, PA

Average humidity in December - Dunnstown, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).

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Average rainfall in December
Dunnstown, PA

Average rainfall in December - Dunnstown, PA
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.09").

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Average rainfall days in December
Dunnstown, PA

Average rainfall days in December - Dunnstown, PA
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.3 days).

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Average snowfall in December
Dunnstown, PA

Average snowfall in December - Dunnstown, PA
  • Average snowfall in December: 4.76"

The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Dunnstown, PA

Average snowfall days in December - Dunnstown, PA
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is January (15.4 days).
The 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
Dunnstown, PA

Average daylight in December / Average sunshine in December - Dunnstown, PA
  • 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: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in December
Dunnstown, PA

Average sunshine days in December - Dunnstown, PA
  • Average sunshine days in December: 10.3 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.8 days).

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Average UV index in December
Dunnstown, PA

Average UV index in December - Dunnstown, PA
  • Average UV index in December: 1

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

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Average cloud cover in December
Dunnstown, PA

Average cloud cover in December - Dunnstown, PA
  • Average cloud cover in December: 64

The months with the most cloud cover are January and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in December
Dunnstown, PA

Average visibility in December - Dunnstown, PA
  • Average visibility in December: 4mi

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

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Dunnstown, Pennsylvania, USA

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