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
December, recording an average high temperature of 3.4°C (38.1°F) and a low temperature of -0.4°C (31.3°F), is Port Mellon's coldest month.Humidity
In December, the average relative humidity in Port Mellon is 85%.Rainfall
In Port Mellon, in December, it is raining for 10.8 days, with typically 207mm (8.15") of accumulated precipitation. In Port Mellon, during the entire year, the rain falls for 165.5 days and collects up to 1505mm (59.25") of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 15.6 days and accumulates 710mm (27.95") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 7:49 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 4:24 pm PST.
Sunshine
January and December, with an average of 3.6h of sunshine, are months with the least sunshine in Port Mellon.UV index
In Port Mellon, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Port Mellon?
How cold does it get in Port Mellon in December?
What is the average humidity in December in Port Mellon?
How much does it rain in Port Mellon in December?
When does it snow the most in Port Mellon?
How many days does it snow in December in Port Mellon?
What is the month with the shortest days in Port Mellon?
What is the average length of the day in December in Port Mellon?
When are sunrise and sunset in December in Port Mellon?
What is the month with the least sunshine in Port Mellon?
How many hours of sunshine does Port Mellon have in December?
What is the UV index intensity in December in Port Mellon?
Average temperature in December
Port Mellon, Canada
- Average high temperature in December: 3.4°C
The warmest month (with the highest average high temperature) is August (20°C).
The month with the lowest average high temperature is December (3.4°C).
- Average low temperature in December: -0.4°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is December (-0.4°C).
Average pressure in December
Port Mellon, Canada
- Average pressure in December: 1017.9mbar
The month with the highest atmospheric pressure is January (1018mbar).
The month with the lowest atmospheric pressure is March (1015.6mbar).
Average wind speed in December
Port Mellon, Canada
- Average wind speed in December: 8.5km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in December
Port Mellon, Canada
- Average humidity in December: 85%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is July (75%).
Average rainfall in December
Port Mellon, Canada
- Average rainfall in December: 207mm
The wettest month (with the highest rainfall) is November (234mm).
The driest month (with the least rainfall) is July (37mm).
Average rainfall days in December
Port Mellon, Canada
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is April (18.2 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Port Mellon, Canada
- Average snowfall in December: 710mm
The month with the highest snowfall is December (710mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Port Mellon, Canada
- Average snowfall days in December: 15.6 days
The month with the highest number of snowfall days is March (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Port Mellon, Canada
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in December
Port Mellon, Canada
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is August (17.4 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in December
Port Mellon, Canada
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).
Average cloud cover in December
Port Mellon, Canada
- Average cloud cover in December: 62
The months with the most cloud cover are January and December (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Port Mellon, Canada
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
