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 sea temperature 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
Temperature readings reach their annual highs in December, averaging 50.9°F (10.5°C) and a minimum average of 43.2°F (6.2°C).Humidity
In December, the average relative humidity is 79%.Rainfall
The month with the most rainfall in Brookings is December, when the rain falls for 17.1 days and typically aggregates up to 8.11" (206mm) of precipitation.Snowfall
In Brookings, Oregon, snow does not fall in January, March through December.Ocean temperature
In Brookings, the average seawater temperature in December is 52.2°F (11.2°C).Note: Swimming in 52.2°F (11.2°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.
Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Brookings, Oregon.On the first day of December in Brookings, sunrise is at 7:26 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:55 pm PST.
Sunshine
The average sunshine in December in Brookings is 5h.UV index
The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the coldest time of year in Brookings?
What is the temperature in December in Brookings?
What is the average humidity in December in Brookings?
What is the rainiest month in Brookings?
How many days does it rain in December in Brookings?
When it does not snow in Brookings?
What is the ocean temperature in December in Brookings?
What is the month with the shortest days in Brookings?
What is the average length of the day in December in Brookings?
When are sunrise and sunset in December in Brookings?
How many hours of sunshine does Brookings have in December?
How high is the UV index in December in Brookings?
Average temperature in December
Brookings, OR
- Average high temperature in December: 50.9°F
The warmest months (with the highest average high temperature) are July and August (68.5°F).
The month with the lowest average high temperature is December (50.9°F).
- Average low temperature in December: 43.2°F
The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is February (43°F).
Average pressure in December
Brookings, OR
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are August and September (30"Hg).
Average wind speed in December
Brookings, OR
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is June (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).
Average humidity in December
Brookings, OR
- Average humidity in December: 79%
The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are July and September (76%).
Average rainfall in December
Brookings, OR
- Average rainfall in December: 8.11"
The wettest month (with the highest rainfall) is December (8.11").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in December
Brookings, OR
- Average rainfall days in December: 17.1 days
The month with the highest number of rainy days is March (18.6 days).
The month with the least rainy days is July (2.2 days).
Average snowfall in December
Brookings, OR
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Brookings, OR
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Brookings, OR
- Average sea temperature in December: 52.1°F
The best month for swimming (with the highest average sea temperature) is July (53.5°F).
The coldest months (with the lowest average sea temperature) are January, February and April (50.8°F).
Average daylight in December /
Average sunshine in December
Brookings, OR
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Brookings, OR
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is March (11 days).
Average UV index in December
Brookings, OR
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in December
Brookings, OR
- Average cloud cover in December: 47
The months with the most cloud cover are January and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in December
Brookings, OR
- 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).
Brookings, Oregon, USA
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