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
In Harbour Pointe, the lowest average temperatures are observed in December, with a high of 42.6°F (5.9°C) and a low of 35.4°F (1.9°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 84%.Rainfall
The month with the most rainfall is December, when the rain falls for 18.1 days and typically aggregates up to 3.54" (90mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, in Harbour Pointe, it is snowing for 3.2 days. Throughout December, 1.18" (30mm) of snow is accumulated. In Harbour Pointe, during the entire year, snow falls for 16.3 days and aggregates up to 10.08" (256mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 30min of daylight.On the first day of December in Harbour Pointe, sunrise is at 7:38 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 4:26 pm PST.
Sunshine
In Harbour Pointe, the average sunshine in December is 4.5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Harbour Pointe?
How cold is December in Harbour Pointe?
What are the most humid months in Harbour Pointe?
What is the average humidity in December in Harbour Pointe?
What is the wettest month in Harbour Pointe?
How much does it rain in Harbour Pointe in December?
How many days does it snow in December in Harbour Pointe?
What is the month with the shortest days in Harbour Pointe?
What is the average length of the day in December in Harbour Pointe?
When is the sunrise / sunset in December in Harbour Pointe?
How long on average sun shines in December in Harbour Pointe?
What are the months with the lowest UV index in Harbour Pointe?
What is the UV index intensity in December in Harbour Pointe?
Average temperature in December
Harbour Pointe, WA
- Average high temperature in December: 42.6°F
The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is December (42.6°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (35.4°F).
Average pressure in December
Harbour Pointe, WA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).
Average wind speed in December
Harbour Pointe, WA
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is November (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in December
Harbour Pointe, WA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Harbour Pointe, WA
- Average rainfall in December: 3.54"
The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in December
Harbour Pointe, WA
- Average rainfall days in December: 18.1 days
The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (6.3 days).
Average snowfall in December
Harbour Pointe, WA
- Average snowfall in December: 1.18"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Harbour Pointe, WA
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is February (5.2 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
Harbour Pointe, WA
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Harbour Pointe, WA
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is November (9.1 days).
Average UV index in December
Harbour Pointe, 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
Harbour Pointe, WA
- Average cloud cover in December: 54
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Harbour Pointe, WA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Harbour Pointe, Washington, USA
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