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 weather is marked by a drop in the average high-temperature, falling from a frosty 46.6°F in November to an icy 36.9°F. Throughout December, Montoursville anticipates an average low-temperature of 26.8°F.Humidity
In December, the average relative humidity is 83%.Rainfall
In Montoursville, in December, it is raining for 11.5 days, with typically 2.28" of accumulated precipitation. Throughout the year, there are 170.2 rainfall days, and 32.2" of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Montoursville, in December, during 8.2 snowfall days, 3.23" of snow is typically accumulated. Throughout the year, there are 41.9 snowfall days, and 19.76" 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 in Montoursville, sunrise is at 7:13 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:48 pm EST.
Sunshine
The average sunshine in December is 3.9h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Montoursville. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: In December, a regular UV index of 1 translates into these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
FAQ
How cold is it in Montoursville in December?
What is the average humidity in December in Montoursville?
How many days does it rain in December in Montoursville?
How many days does it snow in December in Montoursville?
What is the month with the shortest days in Montoursville?
What is the average length of the day in December in Montoursville?
When are sunrise and sunset in December in Montoursville?
How long on average sun shines in December in Montoursville?
When is the lowest UV index in Montoursville?
What is the UV index intensity in December in Montoursville?
Average temperature in December
Montoursville, PA
- Average high temperature in December: 36.9°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 (30.7°F).
- Average low temperature in December: 26.8°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Montoursville, PA
- Average pressure in December: 30.09"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
Montoursville, PA
- Average wind speed in December: 7.2mph
The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Montoursville, PA
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Montoursville, PA
- Average rainfall in December: 2.28"
The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in December
Montoursville, PA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in December
Montoursville, PA
- Average snowfall in December: 3.23"
The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Montoursville, PA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Montoursville, 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: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Montoursville, PA
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Montoursville, 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
Montoursville, PA
- Average cloud cover in December: 59
The months with the most cloud cover are January, February and December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in December
Montoursville, 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).
Montoursville, Pennsylvania, USA
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