December weather forecast
Hyde Park, PA

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Weather in December

December, the first month of the winter in Hyde Park, is also a wintry month, with temperature in the range of an average high of 38.7°F (3.7°C) and an average low of 27.3°F (-2.6°C).

Temperature

December's arrival corresponds with a decrease in average high-temperatures, from November's chilly 48.4°F (9.1°C) to an icy 38.7°F (3.7°C). Throughout the month of December, Hyde Park witnesses an average low-temperature of 27.3°F (-2.6°C).

Humidity

In December, the average relative humidity is 84%.

Rainfall

In December, in Hyde Park, the rain falls for 10.1 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. In Hyde Park, during the entire year, the rain falls for 147.1 days and collects up to 18.54" (471mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Hyde Park, Pennsylvania, during December, snow falls for 9.1 days and regularly aggregates up to 2.2" (56mm) of snow. In Hyde Park, during the entire year, snow falls for 45.9 days and aggregates up to 11.3" (287mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:23 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:01 pm EST.

Sunshine

The average sunshine in December is 3.1h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

Hyde Park in December has an average high-temperature of 38.7°F (3.7°C) and an average low-temperature of 27.3°F (-2.6°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in Hyde Park in December?

In Hyde Park, Pennsylvania, in December, during 10.1 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Hyde Park, in December, snow falls for 9.1 days, with typically accumulated 2.2" (56mm) of snow.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Hyde Park have in December?

In December, the average day length in Hyde Park is 9h and 19min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:23 am and sunset at 4:51 pm. On the last day of the month, in Hyde Park, sunrise is at 7:41 am and sunset at 5:01 pm EST.

How many hours of sunshine does Hyde Park have in December?

The average sunshine duration in December is 3.1h.

When is the lowest UV index in Hyde Park?

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

What is the UV index reading in December?

In December, the average daily maximum UV index in Hyde Park is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
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
Hyde Park, PA

Average temperature in December - Hyde Park, PA
  • Average high temperature in December: 38.7°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in December
Hyde Park, PA

Average pressure in December - Hyde Park, PA
  • Average pressure in December: 30.1"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).

Average wind speed in December
Hyde Park, PA

Average wind speed in December - Hyde Park, PA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Hyde Park, PA

Average humidity in December - Hyde Park, PA
  • Average humidity in December: 84%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in December
Hyde Park, PA

Average rainfall in December - Hyde Park, PA
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is November (1.02").

Average rainfall days in December
Hyde Park, PA

Average rainfall days in December - Hyde Park, PA
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (17.6 days).
The months with the least rainy days are January and February (7.8 days).

Average snowfall in December
Hyde Park, PA

Average snowfall in December - Hyde Park, PA
  • Average snowfall in December: 2.2"

The month with the highest snowfall is February (2.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Hyde Park, PA

Average snowfall days in December - Hyde Park, PA
  • Average snowfall days in December: 9.1 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Hyde Park, PA

Average daylight in December / Average sunshine in December - Hyde Park, PA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December
Hyde Park, PA

Average sunshine days in December - Hyde Park, PA
  • Average sunshine days in December: 14 days

The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is May (10 days).

Average UV index in December
Hyde Park, PA

Average UV index in December - Hyde Park, PA
  • Average UV index in December: 1

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

Average cloud cover in December
Hyde Park, PA

Average cloud cover in December - Hyde Park, PA
  • Average cloud cover in December: 67

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Hyde Park, PA

Average visibility in December - Hyde Park, PA
  • Average visibility in December: 5mi

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

Hyde Park, Pennsylvania, USA

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