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
December's arrival corresponds with a decrease in average high-temperatures, from November's frosty 49.8°F (9.9°C) to a wintry 40.1°F (4.5°C). During December, Walnuttown records an average temperature of 29.1°F (-1.6°C) at night.Humidity
In December, the average relative humidity is 80%.Rainfall
In December, in Walnuttown, the rain falls for 10.1 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Walnuttown, there are 147.9 rainfall days, and 25.94" (659mm) of precipitation is accumulated.Snowfall
Months with snowfall in Walnuttown are January through April, October through December. In Walnuttown, during December, snow falls for 4.5 days and regularly aggregates up to 1.5" (38mm) of snow. In Walnuttown, during the entire year, snow falls for 24.9 days and aggregates up to 13.54" (344mm) 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 the month, sunrise is at 7:07 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:46 pm EST.
Sunshine
In Walnuttown, Pennsylvania, the average sunshine in December is 4.7h.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 estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
Is it cold in Walnuttown during December?
What is the average humidity in December in Walnuttown?
How much does it rain in Walnuttown in December?
How many days does it snow in December in Walnuttown?
What is the month with the shortest days in Walnuttown?
How many hours of daylight does Walnuttown have in December?
When are sunrise and sunset in December in Walnuttown?
How long on average sun shines in December in Walnuttown?
What is the month with the lowest UV index in Walnuttown?
What is the UV index intensity in December in Walnuttown?
Average temperature in December
Walnuttown, PA
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 29.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in December
Walnuttown, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Walnuttown, PA
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Walnuttown, PA
- Average humidity in December: 80%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Walnuttown, PA
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is August (2.8").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in December
Walnuttown, PA
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in December
Walnuttown, PA
- Average snowfall in December: 1.5"
The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Walnuttown, PA
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Walnuttown, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Walnuttown, PA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11 days).
Average UV index in December
Walnuttown, 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
Walnuttown, PA
- Average cloud cover in December: 51
The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Walnuttown, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, March, April, June, July and November (6mi).
The months with the lowest visibility are February, May, August, September, October and December (5mi).
Walnuttown, Pennsylvania, USA
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