December weather forecastGuthsville, PA
December
Weather in December
December, the first month of the winter in Guthsville, is also a wintry month, with an average temperature varying between 28.9°F (-1.7°C) and 40.3°F (4.6°C).Temperature
December weather is marked by a drop in the average high-temperature, falling from a cool 50°F (10°C) in November to an icy 40.3°F (4.6°C). Throughout December, the average low-temperature in Guthsville dips to a freezing cold 28.9°F (-1.7°C).Humidity
In Guthsville, the average relative humidity in December is 80%.Rainfall
In December, the rain falls for 11.2 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Guthsville, there are 155.8 rainfall days, and 30.75" (781mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Guthsville. In December, in Guthsville, it is snowing for 5 days. Throughout December, 2.36" (60mm) of snow is accumulated. Throughout the year, in Guthsville, there are 29.4 snowfall days, and 15.87" (403mm) of snow is accumulated.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 4:35 pm. On the last day of December, in Guthsville, sunrise is at 7:25 am and sunset at 4:45 pm EST.
Sunshine
In Guthsville, the average sunshine in December is 4.7h.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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 2 in December transforms into this advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Guthsville, PA
- Average high temperature in December: 40.3°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Guthsville, 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
Guthsville, PA
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Guthsville, PA
- Average humidity in December: 80%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in December
Guthsville, PA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Guthsville, PA
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Guthsville, PA
- Average snowfall in December: 2.36"
The month with the highest snowfall is March (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Guthsville, PA
- Average snowfall days in December: 5 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Guthsville, PA
- Average daylight in December: 9h and 18min
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 42min
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 24min).
Average sunshine days in December
Guthsville, PA
- Average sunshine days in December: 16.6 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in December
Guthsville, 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
Guthsville, PA
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Guthsville, PA
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July and November (6mi).
The months with the lowest visibility are January, February, March, May, August, September, October and December (5mi).
