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 coldest temperatures occur during December, when averages reach a peak of 46.2°F (7.9°C) and a low of 40.1°F (4.5°C).Humidity
In Nehalem, the average relative humidity in December is 81%.Rainfall
The month with the most rainfall in Nehalem is December, when the rain falls for 14.9 days and typically aggregates up to 2.13" (54mm) of precipitation.Snowfall
March through December are months without snowfall in Nehalem, Oregon.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:36 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:56 am and sunset at 4:41 pm PST.
Sunshine
In Nehalem, the average sunshine in December is 4.3h.UV index
The months with the lowest UV index in Nehalem, Oregon, are February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average UV index of 2 in December transforms into this advice:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What part of the year is the coldest in Nehalem?
What is the average December temperature in Nehalem?
What is the average humidity in December in Nehalem?
What is the wettest month in Nehalem?
How much does it rain in Nehalem in December?
When it does not snow in Nehalem?
Does it snow in Nehalem in December?
What is the month with the shortest days in Nehalem?
What is the average length of the day in December in Nehalem?
What time are sunrise and sunset in December in Nehalem?
How long on average sun shines in December in Nehalem?
What are the months with the lowest UV index in Nehalem?
How high is the UV index in December in Nehalem?
Average temperature in December
Nehalem, OR
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is August (66.2°F).
The month with the lowest average high temperature is December (46.2°F).
- Average low temperature in December: 40.1°F
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).
Average pressure in December
Nehalem, OR
- Average pressure in December: 30.07"Hg
The months with the highest atmospheric pressure are January and April (30.08"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).
Average wind speed in December
Nehalem, OR
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in December
Nehalem, OR
- Average humidity in December: 81%
The month with the highest relative humidity is August (83%).
The month with the lowest relative humidity is May (80%).
Average rainfall in December
Nehalem, OR
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is December (2.13").
The driest month (with the least rainfall) is August (0.2").
Average rainfall days in December
Nehalem, OR
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is March (16.1 days).
The month with the least rainy days is August (4.4 days).
Average snowfall in December
Nehalem, OR
- Average snowfall in December: 0"
The month with the highest snowfall is February (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Nehalem, OR
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Nehalem, OR
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).
Average sunshine days in December
Nehalem, OR
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is March (12.4 days).
Average UV index in December
Nehalem, OR
- 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 February, November and December (UV index 2).
Average cloud cover in December
Nehalem, OR
- Average cloud cover in December: 55
The months with the most cloud cover are January and March (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Nehalem, 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).
Nehalem, Oregon, USA
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