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 is Delta's coldest month, registering average high temperatures of 5.3°C (41.5°F) and lows of 2.5°C (36.5°F).Humidity
In December, the average relative humidity in Delta is 81%.Rainfall
In Delta, Canada, in December, it is raining for 16.1 days, with typically 103mm (4.06") of accumulated precipitation. In Delta, Canada, during the entire year, the rain falls for 155 days and collects up to 763mm (30.04") of precipitation.Snowfall
Months with snowfall in Delta are January through March, November and December. In Delta, in December, snow falls for 2 days, with typically accumulated 31mm (1.22") of snow. Throughout the year, in Delta, Canada, there are 9.3 snowfall days, and 154mm (6.06") of snow is accumulated.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Delta.On the first day of the month, sunrise is at 7:46 am and sunset at 4:16 pm. On the last day of December, sunrise is at 8:06 am and sunset at 4:24 pm PST.
Sunshine
With an average of 3.7h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Delta?
How cold is December in Delta?
What is the average humidity in December in Delta?
How much does it rain in Delta in December?
How much does it snow in Delta in December?
What is the month with the shortest days in Delta?
How many hours of daylight does Delta have in December?
When are sunrise and sunset in December in Delta?
What is the month with the least sunshine in Delta?
How many hours of sunshine does Delta have in December?
When is the lowest UV index in Delta?
What is the UV index intensity in December in Delta?
Average temperature in December
Delta, Canada
- Average high temperature in December: 5.3°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is December (5.3°C).
- Average low temperature in December: 2.5°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is December (2.5°C).
Average pressure in December
Delta, Canada
- Average pressure in December: 1018mbar
The month with the highest atmospheric pressure is January (1018.1mbar).
The month with the lowest atmospheric pressure is March (1015.7mbar).
Average wind speed in December
Delta, Canada
- Average wind speed in December: 11.7km/h
The windiest month (with the highest average wind speed) is November (12km/h).
The calmest month (with the lowest average wind speed) is August (6.8km/h).
Average humidity in December
Delta, Canada
- Average humidity in December: 81%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (76%).
Average rainfall in December
Delta, Canada
- Average rainfall in December: 103mm
The wettest month (with the highest rainfall) is November (115mm).
The driest month (with the least rainfall) is July (17mm).
Average rainfall days in December
Delta, Canada
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is March (17.6 days).
The month with the least rainy days is August (6.4 days).
Average snowfall in December
Delta, Canada
- Average snowfall in December: 31mm
The month with the highest snowfall is February (61mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Delta, Canada
- Average snowfall days in December: 2 days
The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Delta, Canada
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in December
Delta, Canada
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is July (22.3 days).
The month with the least sunshine days is March (10.9 days).
Average UV index in December
Delta, 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, February, November and December (UV index 2).
Average cloud cover in December
Delta, Canada
- Average cloud cover in December: 60
The month with the most cloud cover is December (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 26).
Average visibility in December
Delta, Canada
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July and August (10km).
The months with the lowest visibility are January, February, March, September, October, November and December (9km).
