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 move into December indicates a reduction in the average high-temperature, down from November's frosty 46.6°F (8.1°C) to a wintry 36.9°F (2.7°C). An average nighttime temperature of 26.6°F (-3°C) is observed during December.Humidity
The average relative humidity in December is 85%.Rainfall
In Wilmore, in December, it is raining for 8.8 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 165.8 rainfall days, and 29.84" (758mm) of precipitation is accumulated.Snowfall
Months with snowfall in Wilmore are January through May, October through December. In Wilmore, in December, snow falls for 8.7 days, with typically accumulated 3.66" (93mm) of snow. In Wilmore, during the entire year, snow falls for 51.3 days and aggregates up to 23.54" (598mm) 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 7:19 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:58 pm EST.
Sunshine
The average sunshine in December is 3.6h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The UV index of 1 during December leads to these advisories:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Wilmore have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Wilmore, PA
- Average high temperature in December: 36.9°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Wilmore, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Wilmore, PA
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Wilmore, PA
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in December
Wilmore, PA
- Average rainfall in December: 2.32"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in December
Wilmore, PA
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is December (8.8 days).
Average snowfall in December
Wilmore, PA
- Average snowfall in December: 3.66"
The month with the highest snowfall is January (6.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Wilmore, PA
- Average snowfall days in December: 8.7 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Wilmore, 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: 3h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Wilmore, PA
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in December
Wilmore, 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
Wilmore, PA
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Wilmore, 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).
Wilmore, Pennsylvania, USA
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