December weather forecast
Baldwin, PA

Share

Weather in December

December, the first month of the winter in Baldwin, is also a wintry month, with an average temperature fluctuating between 28.4°F (-2°C) and 39.6°F (4.2°C).

Temperature

December weather is marked by a drop in the average high-temperature, falling from a frosty 49.3°F (9.6°C) in November to a cold 39.6°F (4.2°C). Nighttime temperatures consistently average a subzero cold 28.4°F (-2°C) during December.

Humidity

In Baldwin, the average relative humidity in December is 83%.

Rainfall

In Baldwin, during December, the rain falls for 8.5 days and regularly aggregates up to 0.79" (20mm) of precipitation. Throughout the year, there are 128 rainfall days, and 10.2" (259mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Baldwin, in December, snow falls for 10.1 days, with typically accumulated 1.26" (32mm) of snow. In Baldwin, during the entire year, snow falls for 50 days and aggregates up to 6.69" (170mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:03 pm EST.

Sunshine

In December, the average sunshine is 3.4h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, the UV index of 1 transforms into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun's radiation is especially intense around midday; try to stay in shade during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Baldwin?

The high-temperature, in December, in Baldwin, records 39.6°F (4.2°C), while the low-temperature is 28.4°F (-2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is appraised at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 83%.

How much does it rain in December?

In December, the rain falls for 8.5 days. Throughout December, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in December?

In Baldwin, in December, during 10.1 snowfall days, 1.26" (32mm) of snow is typically accumulated.

What is the month with the shortest days in Baldwin?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Baldwin have in December?

In Baldwin, the average day length in December is 9h and 21min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:24 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:03 pm EST.

How many hours of sunshine does Baldwin have in December?

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

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Baldwin, PA

Average temperature in December - Baldwin, PA
  • Average high temperature in December: 39.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in December
Baldwin, PA

Average pressure in December - Baldwin, PA
  • Average pressure in December: 30.11"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
Baldwin, PA

Average wind speed in December - Baldwin, PA
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Baldwin, PA

Average humidity in December - Baldwin, PA
  • Average humidity in December: 83%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Baldwin, PA

Average rainfall in December - Baldwin, PA
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is May (1.26").
The driest months (with the least rainfall) are September and November (0.55").

Average rainfall days in December
Baldwin, PA

Average rainfall days in December - Baldwin, PA
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in December
Baldwin, PA

Average snowfall in December - Baldwin, PA
  • Average snowfall in December: 1.26"

The months with the highest snowfall are January and February (1.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Baldwin, PA

Average snowfall days in December - Baldwin, PA
  • Average snowfall days in December: 10.1 days

The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Baldwin, PA

Average daylight in December / Average sunshine in December - Baldwin, 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 24min).

  • Average sunshine in December: 3h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in December
Baldwin, PA

Average sunshine days in December - Baldwin, PA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.3 days).

Average UV index in December
Baldwin, PA

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

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

Average cloud cover in December
Baldwin, PA

Average cloud cover in December - Baldwin, PA
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Baldwin, PA

Average visibility in December - Baldwin, PA
  • Average visibility in December: 5mi

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

Baldwin, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location