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 arrival of December corresponds with a reduction in the average high-temperature, down from November's frosty 7.3°C (45.1°F) to a wintry 2°C (35.6°F). In the month of December, Hollisters experiences an average low-temperature of -3.8°C (25.2°F).Humidity
The months with the highest humidity in Hollisters, Pennsylvania, are February and December, with an average relative humidity of 85%.Rainfall
In Hollisters, in December, during 8.1 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Hollisters, during the entire year, the rain falls for 139.9 days and collects up to 566mm (22.28") of precipitation.Snowfall
January through May, October through December are months with snowfall in Hollisters. In Hollisters, in December, during 8.4 snowfall days, 107mm (4.21") of snow is typically accumulated. Throughout the year, in Hollisters, there are 48.4 snowfall days, and 559mm (22.01") of snow is accumulated.Daylight
The month with the shortest days in Hollisters, Pennsylvania, is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:42 pm EST.
Sunshine
In December, the average sunshine in Hollisters is 3.6h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Hollisters. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
How cold is it in Hollisters in December?
What are the most humid months in Hollisters?
What is the average humidity in December in Hollisters?
How much does it rain in Hollisters in December?
How many days does it snow in December in Hollisters?
What is the month with the shortest days in Hollisters?
How many hours of daylight does Hollisters have in December?
What time are sunrise and sunset in December in Hollisters?
How many hours of sunshine does Hollisters have in December?
When is the lowest UV index in Hollisters?
What is the UV index intensity in December in Hollisters?
Average temperature in December
Hollisters, PA
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is July (26.8°C).
The month with the lowest average high temperature is January (-1.2°C).
- Average low temperature in December: -3.8°C
The month with the highest average low temperature is July (15°C).
The coldest month (with the lowest average low temperature) is January (-7.8°C).
Average pressure in December
Hollisters, PA
- Average pressure in December: 1018.7mbar
The month with the highest atmospheric pressure is November (1019.8mbar).
The month with the lowest atmospheric pressure is June (1013.8mbar).
Average wind speed in December
Hollisters, PA
- Average wind speed in December: 12.9km/h
The windiest month (with the highest average wind speed) is February (13.6km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in December
Hollisters, PA
- Average humidity in December: 85%
The months with the highest relative humidity are February and December (85%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in December
Hollisters, PA
- Average rainfall in December: 39mm
The wettest months (with the highest rainfall) are May and July (61mm).
The driest months (with the least rainfall) are January and September (35mm).
Average rainfall days in December
Hollisters, PA
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in December
Hollisters, PA
- Average snowfall in December: 107mm
The month with the highest snowfall is March (129mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Hollisters, PA
- Average snowfall days in December: 8.4 days
The month with the highest number of snowfall days is February (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
Hollisters, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Hollisters, PA
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is January (18.4 days).
The month with the least sunshine days is May (11 days).
Average UV index in December
Hollisters, 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
Hollisters, PA
- Average cloud cover in December: 64
The months with the most cloud cover are February and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Hollisters, PA
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
Hollisters, Pennsylvania, USA
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