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
December
Weather in December
Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to a freezing cold -3.9°C (25°F) from a cold 2.9°C (37.2°F). Throughout the nights in December, an average low-temperature of -10.6°C (12.9°F) is noted in Plaster Rock.Humidity
In December, the average relative humidity is 90%.Rainfall
In Plaster Rock, in December, during 6.8 rainfall days, 48mm (1.89") of precipitation is typically accumulated. In Plaster Rock, during the entire year, the rain falls for 139.1 days and collects up to 615mm (24.21") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Plaster Rock, in December, snow falls for 16.8 days, with typically accumulated 221mm (8.7") of snow. Throughout the year, in Plaster Rock, there are 103.8 snowfall days, and 1247mm (49.09") of snow is accumulated.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:54 am and sunset at 4:42 pm. On the last day of December, sunrise is at 8:14 am and sunset at 4:50 pm AST.
Sunshine
In Plaster Rock, Canada, the average sunshine in December is 2.9h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: An average maximum UV index of 1 in December leads to these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Enhance your sun protection with tightly woven, yet airy clothing. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Plaster Rock in December?
What is the average humidity in December in Plaster Rock?
How much does it rain in Plaster Rock in December?
How much does it snow in Plaster Rock in December?
What is the month with the shortest days in Plaster Rock?
What is the average length of the day in December in Plaster Rock?
When are sunrise and sunset in December in Plaster Rock?
How many hours of sunshine does Plaster Rock have in December?
What is the month with the lowest UV index in Plaster Rock?
How high is the UV index in December in Plaster Rock?
Average temperature in December
Plaster Rock, Canada
- Average high temperature in December: -3.9°C
The warmest month (with the highest average high temperature) is July (23.7°C).
The month with the lowest average high temperature is January (-7.1°C).
- Average low temperature in December: -10.6°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-15.8°C).
Average pressure in December
Plaster Rock, Canada
- Average pressure in December: 1015.7mbar
The month with the highest atmospheric pressure is September (1016.5mbar).
The month with the lowest atmospheric pressure is June (1012.1mbar).
Average wind speed in December
Plaster Rock, Canada
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is March (13km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Plaster Rock, Canada
- Average humidity in December: 90%
The months with the highest relative humidity are February and March (93%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Plaster Rock, Canada
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is July (66mm).
The driest month (with the least rainfall) is February (37mm).
Average rainfall days in December
Plaster Rock, Canada
- Average rainfall days in December: 6.8 days
The months with the highest number of rainy days are May, June and August (16.8 days).
The month with the least rainy days is January (4 days).
Average snowfall in December
Plaster Rock, Canada
- Average snowfall in December: 221mm
The month with the highest snowfall is January (270mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Plaster Rock, Canada
- Average snowfall days in December: 16.8 days
The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Plaster Rock, Canada
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in December
Plaster Rock, Canada
- Average sunshine days in December: 12.4 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in December
Plaster Rock, Canada
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Plaster Rock, Canada
- Average cloud cover in December: 70
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 44).
Average visibility in December
Plaster Rock, Canada
- Average visibility in December: 7km
The month with the highest visibility is May (9km).
The months with the lowest visibility are January, February and March (6km).
