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 lowest temperatures are recorded in December, with averages reaching a high of 41.5°F (5.3°C) and a low of 36.5°F (2.5°C).Humidity
In Point Roberts, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 16.1 days. Throughout December, 4.06" (103mm) of precipitation is accumulated. In Point Roberts, during the entire year, the rain falls for 155 days and collects up to 30.04" (763mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Point Roberts, during December, snow falls for 2 days and regularly aggregates up to 1.22" (31mm) of snow. Throughout the year, there are 9.3 snowfall days, and 6.06" (154mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 7:45 am and sunset at 4:17 pm. On the last day of December, sunrise is at 8:06 am and sunset at 4:25 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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Is December cold in Point Roberts?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December in Point Roberts?
What is the month with the least sunshine?
How many hours of sunshine does Point Roberts have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Point Roberts, WA
- Average high temperature in December: 41.5°F
The warmest month (with the highest average high temperature) is July (66.9°F).
The month with the lowest average high temperature is December (41.5°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is August (56.7°F).
The coldest month (with the lowest average low temperature) is December (36.5°F).
Average pressure in December
Point Roberts, WA
- Average pressure in December: 30.06"Hg
The months with the highest atmospheric pressure are January and December (30.06"Hg).
The month with the lowest atmospheric pressure is March (29.99"Hg).
Average wind speed in December
Point Roberts, WA
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is November (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Point Roberts, WA
- 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
Point Roberts, WA
- Average rainfall in December: 4.06"
The wettest month (with the highest rainfall) is November (4.53").
The driest month (with the least rainfall) is July (0.67").
Average rainfall days in December
Point Roberts, WA
- 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
Point Roberts, WA
- Average snowfall in December: 1.22"
The month with the highest snowfall is February (2.4").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Point Roberts, WA
- 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
Point Roberts, WA
- 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
Point Roberts, WA
- 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
Point Roberts, WA
- 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
Point Roberts, WA
- 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
Point Roberts, WA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Point Roberts, Washington, USA
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