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
Transition into December marks a drop in the average high-temperature, moving from a chilly 45.7°F (7.6°C) in November to an icy 36°F (2.2°C). An average nighttime temperature of 25.7°F (-3.5°C) is recorded in Harveys Lake during December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 84%.Rainfall
In Harveys Lake, during December, the rain falls for 10.3 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Harveys Lake, during the entire year, the rain falls for 166.2 days and collects up to 30.83" (783mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, in Harveys Lake, it is snowing for 11.1 days. Throughout December, 4.33" (110mm) of snow is accumulated. Throughout the year, there are 57.9 snowfall days, and 29.53" (750mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of December in Harveys Lake, sunrise is at 7:11 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:44 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
How cold is it in Harveys Lake in December?
What are the most humid months in Harveys Lake?
What is the average humidity in December in Harveys Lake?
How much does it rain in Harveys Lake in December?
How many days does it snow in December in Harveys Lake?
What is the month with the shortest days in Harveys Lake?
How many hours of daylight does Harveys Lake have in December?
What time are sunrise and sunset in December in Harveys Lake?
How long on average sun shines in December in Harveys Lake?
What is the month with the lowest UV index in Harveys Lake?
What is the UV index intensity in December in Harveys Lake?
Average temperature in December
Harveys Lake, PA
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.8°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 (18.3°F).
Average pressure in December
Harveys Lake, 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
Harveys Lake, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Harveys Lake, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in December
Harveys Lake, PA
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in December
Harveys Lake, PA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Harveys Lake, PA
- Average snowfall in December: 4.33"
The month with the highest snowfall is February (8.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Harveys Lake, PA
- Average snowfall days in December: 11.1 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Harveys Lake, PA
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in December
Harveys Lake, PA
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Harveys Lake, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Harveys Lake, PA
- Average cloud cover in December: 62
The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Harveys Lake, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Harveys Lake, Pennsylvania, USA
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