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
December, known for its average high temperature of 42.3°F (5.7°C) and an average low temperature of 32.4°F (0.2°C), is the coldest month.Humidity
The months with the highest humidity are January, February, November and December, with an average relative humidity of 88%.Rainfall
In Ethel, during December, the rain falls for 18.3 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Ethel, during the entire year, the rain falls for 170.1 days and collects up to 22.56" (573mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Ethel. In Ethel, in December, during 1.5 snowfall days, 0.39" (10mm) of snow is typically accumulated. In Ethel, during the entire year, snow falls for 10 days and aggregates up to 5.31" (135mm) of snow.Daylight
The month with the shortest days in Ethel is December, with an average of 8h and 36min of daylight.On the first day of December, sunrise is at 7:35 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:33 pm PST.
Sunshine
January, February and December, with an average of 3.7h of sunshine, are months with the least sunshine.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 minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What time of the year is the coldest in Ethel?
Is it cold in Ethel during December?
What is the most humid month in Ethel?
What is the average humidity in December in Ethel?
How much does it rain in Ethel in December?
How many days does it snow in December in Ethel?
What is the month with the shortest days in Ethel?
How many hours of daylight does Ethel have in December?
What time are sunrise and sunset in December in Ethel?
What are the months with the least sunshine in Ethel?
How long on average sun shines in December in Ethel?
What are the months with the lowest UV index in Ethel?
How high is the UV index in December in Ethel?
Average temperature in December
Ethel, WA
- Average high temperature in December: 42.3°F
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (42.3°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).
Average pressure in December
Ethel, WA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).
Average wind speed in December
Ethel, WA
- Average wind speed in December: 4.6mph
The windiest month (with the highest average wind speed) is January (4.8mph).
The calmest months (with the lowest average wind speed) are August and September (3.5mph).
Average humidity in December
Ethel, WA
- Average humidity in December: 88%
The months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is July (73%).
Average rainfall in December
Ethel, WA
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is January (3.54").
The driest months (with the least rainfall) are July and August (0.39").
Average rainfall days in December
Ethel, WA
- Average rainfall days in December: 18.3 days
The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is August (6.1 days).
Average snowfall in December
Ethel, WA
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Ethel, WA
- Average snowfall days in December: 1.5 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
Ethel, 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 18min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 42min).
Average sunshine days in December
Ethel, WA
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is August (22.1 days).
The month with the least sunshine days is February (9 days).
Average UV index in December
Ethel, 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
Ethel, WA
- Average cloud cover in December: 63
The months with the most cloud cover are February and March (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Ethel, WA
- Average visibility in December: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Ethel, Washington, USA
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