December weather forecast
Neotsu, OR

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Weather in December

The first month of the winter, December, is still a chilly month in Neotsu, Oregon, with temperature in the range of an average low of 40.6°F (4.8°C) and an average high of 47.7°F (8.7°C).

Temperature

The month of December sees the lowest average temperatures, reaching 47.7°F (8.7°C) at the peak and 40.6°F (4.8°C) at the low.

Humidity

February, March, November and December, with an average relative humidity of 83%, are the most humid months.

Rainfall

The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 3.07" (78mm) of precipitation.

Snowfall

In Neotsu, snow does not fall in March through October and December.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:34 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:44 pm PST.

Sunshine

In December, the average sunshine is 4.2h.

UV index

The months with the lowest UV index are February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

December, marked by an average high-temperature of 47.7°F (8.7°C) and a low-temperature of 40.6°F (4.8°C), is the coldest month.

What is the usual temperature for Neotsu in December?

The average high-temperature and low-temperature during December are 47.7°F (8.7°C) and 40.6°F (4.8°C) respectively.

What is the most humid month?

February, March, November and December, with an average relative humidity of 83%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 83%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 16.5 days and accumulates 3.07" (78mm) of precipitation.

How much does it rain in December?

In Neotsu, during December, the rain falls for 16.5 days and regularly aggregates up to 3.07" (78mm) of precipitation.

When it does not snow?

In Neotsu, snow does not fall in March through October and December.

Does it snow in December?

In December, it doesn't snow. November is the latest month when it typically snows.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

How many hours of daylight does Neotsu have in December?

The average day length in December is 8h and 50min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:34 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:44 pm PST.

How many hours of sunshine does Neotsu have in December?

The average sunshine duration in December is 4.2h.

What is the month with the lowest UV index?

The months with the lowest UV index are February, November and December, with an average maximum UV index of 2.

How high is the UV index in December?

In Neotsu, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Neotsu, OR

Average temperature in December - Neotsu, OR
  • Average high temperature in December: 47.7°F

The warmest month (with the highest average high temperature) is August (67.6°F).
The month with the lowest average high temperature is December (47.7°F).

  • Average low temperature in December: 40.6°F

The month with the highest average low temperature is August (53.6°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).

Average pressure in December
Neotsu, OR

Average pressure in December - Neotsu, OR
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is September (30.02"Hg).

Average wind speed in December
Neotsu, OR

Average wind speed in December - Neotsu, OR
  • Average wind speed in December: 9.4mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in December
Neotsu, OR

Average humidity in December - Neotsu, OR
  • Average humidity in December: 83%

The months with the highest relative humidity are February, March, November and December (83%).
The months with the lowest relative humidity are April, May, July, September and October (81%).

Average rainfall in December
Neotsu, OR

Average rainfall in December - Neotsu, OR
  • Average rainfall in December: 3.07"

The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in December
Neotsu, OR

Average rainfall days in December - Neotsu, OR
  • Average rainfall days in December: 16.5 days

The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (3.7 days).

Average snowfall in December
Neotsu, OR

Average snowfall in December - Neotsu, OR
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").

Average snowfall days in December
Neotsu, OR

Average snowfall days in December - Neotsu, OR
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Neotsu, OR

Average daylight in December / Average sunshine in December - Neotsu, OR
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 0min).

Average sunshine days in December
Neotsu, OR

Average sunshine days in December - Neotsu, OR
  • Average sunshine days in December: 11.8 days

The month with the most sunshine days is July (25.8 days).
The month with the least sunshine days is March (10.9 days).

Average UV index in December
Neotsu, OR

Average UV index in December - Neotsu, 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
Neotsu, OR

Average cloud cover in December - Neotsu, OR
  • Average cloud cover in December: 56

The months with the most cloud cover are February and March (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in December
Neotsu, OR

Average visibility in December - Neotsu, OR
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).

Neotsu, Oregon, USA

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