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 brings a minor decrease, with the average high-temperature reducing from a frosty 47.7°F (8.7°C) in November to an icy 38.3°F (3.5°C). December nights observe an average temperature dip to a freezing cold 27.3°F (-2.6°C).Humidity
In Ashfield, Pennsylvania, the average relative humidity in December is 82%.Rainfall
In Ashfield, in December, during 13 rainfall days, 3.07" (78mm) of precipitation is typically accumulated. In Ashfield, during the entire year, the rain falls for 171.8 days and collects up to 34.25" (870mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In December, in Ashfield, it is snowing for 7.1 days. Throughout December, 3.31" (84mm) of snow is accumulated. In Ashfield, during the entire year, snow falls for 41.5 days and aggregates up to 20.91" (531mm) of snow.Daylight
December has the shortest days of the year in Ashfield, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:08 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:45 pm EST.
Sunshine
In December, the average sunshine in Ashfield, Pennsylvania, is 4.4h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Frequently asked questions
How cold is December in Ashfield?
What is the average humidity in December in Ashfield?
How much does it rain in Ashfield in December?
How much does it snow in Ashfield in December?
What is the month with the shortest days in Ashfield?
What is the average length of the day in December in Ashfield?
When are sunrise and sunset in December in Ashfield?
How long on average sun shines in December in Ashfield?
When is the lowest UV index in Ashfield?
What is the UV index intensity in December in Ashfield?
Average temperature in December
Ashfield, PA
- Average high temperature in December: 38.3°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Ashfield, 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
Ashfield, PA
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Ashfield, PA
- Average humidity in December: 82%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Ashfield, PA
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in December
Ashfield, PA
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in December
Ashfield, PA
- Average snowfall in December: 3.31"
The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ashfield, PA
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ashfield, 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: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Ashfield, PA
- Average sunshine days in December: 14.1 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is May (10 days).
Average UV index in December
Ashfield, PA
- Average UV index in December: 2
The month with the highest UV index is 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
Ashfield, PA
- Average cloud cover in December: 54
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in December
Ashfield, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Ashfield, Pennsylvania, USA
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