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 sea temperature 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
A moderate decline in the average high-temperature is seen during December, decreasing from an icy 1.6°C (34.9°F) in November to a subzero cold -4.4°C (24.1°F). Havre-Saint-Pierre, during December nights, records a temperature marginally cooler than the daytime average, at a still freezing cold -9°C (15.8°F).Humidity
In December, the average relative humidity is 82%.Rainfall
In December, the rain falls for 6.8 days. Throughout December, 78mm (3.07") of precipitation is accumulated. In Havre-Saint-Pierre, during the entire year, the rain falls for 134.9 days and collects up to 799mm (31.46") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Havre-Saint-Pierre, during December, snow falls for 15.3 days and regularly aggregates up to 168mm (6.61") of snow. Throughout the year, there are 91.1 snowfall days, and 1066mm (41.97") of snow is accumulated.Sea temperature
In Havre-Saint-Pierre, the average seawater temperature in December is 1°C (33.8°F).Note: Under swimming conditions, this represents an immediate threat to life. Control over breathing is lost instantaneously, complicating thought processes. A specialized swimsuit is indispensable to conserve thermal energy.
Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 6:52 am and sunset at 3:14 pm. On the last day of December, sunrise is at 7:13 am and sunset at 3:21 pm EST.
Sunshine
In Havre-Saint-Pierre, the average sunshine in December is 4h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in Havre-Saint-Pierre in December?
How many days does it snow in December?
How cold is the water in December?
What is the month with the shortest days?
How many hours of daylight does Havre-Saint-Pierre have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Havre-Saint-Pierre have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Havre-Saint-Pierre, Canada
- Average high temperature in December: -4.4°C
The warmest months (with the highest average high temperature) are July and August (18.8°C).
The month with the lowest average high temperature is January (-7.9°C).
- Average low temperature in December: -9°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (-14.1°C).
Average pressure in December
Havre-Saint-Pierre, Canada
- Average pressure in December: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is January (1009.9mbar).
Average wind speed in December
Havre-Saint-Pierre, Canada
- Average wind speed in December: 19.2km/h
The windiest month (with the highest average wind speed) is December (19.2km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity in December
Havre-Saint-Pierre, Canada
- Average humidity in December: 82%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (75%).
Average rainfall in December
Havre-Saint-Pierre, Canada
- Average rainfall in December: 78mm
The wettest month (with the highest rainfall) is November (82mm).
The driest month (with the least rainfall) is February (47mm).
Average rainfall days in December
Havre-Saint-Pierre, Canada
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Havre-Saint-Pierre, Canada
- Average snowfall in December: 168mm
The month with the highest snowfall is March (202mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Havre-Saint-Pierre, Canada
- Average snowfall days in December: 15.3 days
The month with the highest number of snowfall days is January (18.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in December
Havre-Saint-Pierre, Canada
- Average sea temperature in December: 1°C
The best month for swimming (with the highest average sea temperature) is August (13.8°C).
The coldest months (with the lowest average sea temperature) are February and March (-1.1°C).
Average daylight in December /
Average sunshine in December
Havre-Saint-Pierre, Canada
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 18min).
Average sunshine days in December
Havre-Saint-Pierre, Canada
- Average sunshine days in December: 10.6 days
The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is January (9.8 days).
Average UV index in December
Havre-Saint-Pierre, Canada
- Average UV index in December: 1
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Havre-Saint-Pierre, Canada
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 41).
Average visibility in December
Havre-Saint-Pierre, Canada
- Average visibility in December: 9km
The months with the highest visibility are May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March and April (8km).
