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 Tenino, the lowest temperatures are generally noted in December, averaging a high of 42.8°F (6°C) and a low of 33.3°F (0.7°C).Humidity
January, February, November and December, with an average relative humidity of 89%, are the most humid months in Tenino.Rainfall
The month with the most rainfall in Tenino is December, when the rain falls for 16.2 days and typically aggregates up to 2.8" (71mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Tenino, Washington, in December, during 1.1 snowfall days, 0.24" (6mm) of snow is typically accumulated. In Tenino, during the entire year, snow falls for 7.9 days and aggregates up to 3.62" (92mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 36min of daylight.On the first day of December in Tenino, sunrise is at 7:36 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 4:33 pm PST.
Sunshine
With an average of 3.7h of sunshine, December has the least sunshine of the year in Tenino.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 of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Tenino?
Is it cold in Tenino during December?
What are the most humid months in Tenino?
What is the average humidity in December in Tenino?
What is the rainiest month in Tenino?
How many days does it rain in December in Tenino?
How many days does it snow in December in Tenino?
What is the month with the shortest days in Tenino?
How many hours of daylight does Tenino have in December?
When is the sunrise / sunset in December in Tenino?
What is the month with the least sunshine in Tenino?
How many hours of sunshine does Tenino have in December?
When is the lowest UV index in Tenino?
How high is the UV index in December in Tenino?
Average temperature in December
Tenino, WA
- Average high temperature in December: 42.8°F
The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is December (42.8°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is August (50.4°F).
The coldest month (with the lowest average low temperature) is December (33.3°F).
Average pressure in December
Tenino, WA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).
Average wind speed in December
Tenino, WA
- Average wind speed in December: 4.2mph
The windiest months (with the highest average wind speed) are January, February, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).
Average humidity in December
Tenino, WA
- Average humidity in December: 89%
The months with the highest relative humidity are January, February, November and December (89%).
The month with the lowest relative humidity is July (72%).
Average rainfall in December
Tenino, WA
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in December
Tenino, WA
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is March (17.7 days).
The month with the least rainy days is August (4.7 days).
Average snowfall in December
Tenino, WA
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Tenino, WA
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2.7 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
Tenino, WA
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in December
Tenino, WA
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is July (23 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in December
Tenino, WA
- Average UV index in December: 2
The months with the highest UV index are June and 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
Tenino, WA
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility in December
Tenino, WA
- Average visibility in December: 4mi
The months with the highest visibility are July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (4mi).
Tenino, Washington, USA
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