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 is characterized by a reduction in the average high-temperature, from a frosty 45.9°F (7.7°C) in November to a wintry 36.5°F (2.5°C). Throughout December, Strattanville witnesses a nighttime temperature average of 25.7°F (-3.5°C).Humidity
In Strattanville, Pennsylvania, the average relative humidity in December is 86%.Rainfall
In Strattanville, Pennsylvania, in December, during 12.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Strattanville, during the entire year, the rain falls for 169.8 days and collects up to 27.36" (695mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Strattanville. In December, it is snowing for 16.9 days. Throughout December, 5" (127mm) of snow is accumulated. In Strattanville, during the entire year, snow falls for 80.5 days and aggregates up to 26.02" (661mm) of snow.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Strattanville, Pennsylvania.On the first day of December in Strattanville, sunrise is at 7:24 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 4:58 pm EST.
Sunshine
In Strattanville, the average sunshine in December is 2.7h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Strattanville, Pennsylvania. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To guard against the harmful effects of the Sun, minimize exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
How cold is it in Strattanville in December?
What is the average humidity in December in Strattanville?
How many days does it rain in December in Strattanville?
How much does it snow in Strattanville in December?
What is the month with the shortest days in Strattanville?
How many hours of daylight does Strattanville have in December?
When are sunrise and sunset in December in Strattanville?
How long on average sun shines in December in Strattanville?
What is the month with the lowest UV index in Strattanville?
How high is the UV index in December in Strattanville?
Average temperature in December
Strattanville, PA
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in December
Strattanville, 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
Strattanville, PA
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Strattanville, PA
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is July (78%).
Average rainfall in December
Strattanville, PA
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is August (1.69").
Average rainfall days in December
Strattanville, PA
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Strattanville, PA
- Average snowfall in December: 5"
The month with the highest snowfall is January (7.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Strattanville, PA
- Average snowfall days in December: 16.9 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Strattanville, 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: 2h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Strattanville, PA
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in December
Strattanville, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Strattanville, PA
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in December
Strattanville, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
Strattanville, Pennsylvania, USA
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