Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The transition into December subtly indicates a reduction in the average high-temperature, down to an icy 39.2°F (4°C) from November's frosty 48°F (8.9°C). Branch Dale records a mean low-temperature of 28°F (-2.2°C) in December.Humidity
In Branch Dale, the average relative humidity in December is 81%.Rainfall
In December, in Branch Dale, the rain falls for 3.1 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. Throughout the year, there are 48.2 rainfall days, and 5.71" (145mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Branch Dale, in December, snow falls for 2.2 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 11.6 snowfall days, and 1.06" (27mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:10 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:48 pm EST.
Sunshine
The months with the least sunshine are January, February and December, with an average of 4.4h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In December, the maximum UV index of 2 translates into these guidelines:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. It's recommended to limit sun exposure when its radiation is at its peak during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the average humidity in December in Branch Dale?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Branch Dale?
When are sunrise and sunset in December?
What are the months with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index in Branch Dale?
What is the UV index reading in December?
Average temperature in December
Branch Dale, PA
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in December: 28°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in December
Branch Dale, 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 (29.94"Hg).
Average wind speed in December
Branch Dale, PA
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Branch Dale, PA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Branch Dale, PA
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (0.63").
The driest month (with the least rainfall) is September (0.12").
Average rainfall days in December
Branch Dale, PA
- Average rainfall days in December: 3.1 days
The month with the highest number of rainy days is July (6.1 days).
The month with the least rainy days is November (2 days).
Average snowfall in December
Branch Dale, PA
- Average snowfall in December: 0.16"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Branch Dale, PA
- Average snowfall days in December: 2.2 days
The month with the highest number of snowfall days is January (3.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Branch Dale, 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).
Average sunshine days in December
Branch Dale, PA
- Average sunshine days in December: 26.9 days
The month with the most sunshine days is January (27.1 days).
The month with the least sunshine days is July (20.7 days).
Average UV index in December
Branch Dale, PA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Branch Dale, PA
- Average cloud cover in December: 53
The months with the most cloud cover are February and December (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Branch Dale, PA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, November and December (6mi).
The months with the lowest visibility are May, June, July, August, September and October (5mi).
Branch Dale, Pennsylvania, USA
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