December weather forecast
Dillard, OR

Weather in December

December, the first month of the winter, in Dillard, is also a frosty month, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 32.9°F (0.5°C).

Temperature

December is the coldest month, with an average high-temperature of 46.2°F (7.9°C) and an average low-temperature of 32.9°F (0.5°C).

Humidity

Months with the highest humidity are February and December, with an average relative humidity of 87%.

Rainfall

The month with the most rainfall in Dillard is December when the rain falls for 17 days and typically aggregates up to 3.74" (95mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Dillard. In December, it is snowing for 0.6 days. Throughout December, 0.79" (20mm) of snow is accumulated. Throughout the year, in Dillard, there are 4.7 snowfall days, and 3.03" (77mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9.1h of daylight.

Sunshine

The month with the least sunshine in Dillard is December, with an average of 4.2h of sunshine.

UV index

January through March, 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 low health risk from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Dillard?

With an average high-temperature of 46.2°F (7.9°C) and an average low-temperature of 32.9°F (0.5°C), December is the coldest month in Dillard, Oregon.

What are the most humid months in Dillard?

Months with the highest humidity in Dillard are February and December, with an average relative humidity of 87%.

What is the average humidity in December in Dillard?

In December, the average relative humidity is 87%.

What is the rainiest month in Dillard?

December is the month with the most rainfall. Rain falls for 17 days and accumulates 3.74" (95mm) of precipitation.

How many days does it rain in December in Dillard?

In December, the rain falls for 17 days. Throughout December, 3.74" (95mm) of precipitation is accumulated.

How many days does it snow in December in Dillard?

In Dillard, in December, snow falls for 0.6 days, with typically accumulated 0.79" (20mm) of snow.

What is the month with the shortest days in Dillard?

December has the shortest days of the year in Dillard, Oregon, with an average of 9.1h of daylight.

What is the average length of the day in December in Dillard?

In Dillard, the average length of the day in December is 9.1h.

What is the month with the least sunshine in Dillard?

With an average of 4.2h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Dillard?

In Dillard, the average sunshine in December is 4.2h.

What are the months with the lowest UV index in Dillard?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Dillard.

How high is the UV index in December in Dillard?

In Dillard, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in December
Dillard, OR

Average temperature in December - Dillard, OR
  • Average high temperature in December: 46.2°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (46.2°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is August (47.5°F).
The coldest month (with the lowest average low temperature) is December (32.9°F).

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Average pressure in December
Dillard, OR

Average pressure in December - Dillard, OR
  • Average pressure in December: 30.11"

The month with the highest atmospheric pressure is January (30.12").
The month with the lowest atmospheric pressure is August (30").

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Average wind speed in December
Dillard, OR

Average wind speed in December - Dillard, OR
  • Average wind speed in December: 3.9mph

The windiest month (with the highest average wind speed) is January (4mph).
The calmest months (with the lowest average wind speed) are September and October (3.2mph).

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Average humidity in December
Dillard, OR

Average humidity in December - Dillard, OR
  • Average humidity in December: 87%

Months with the highest relative humidity are February and December (87%).
Months with the lowest relative humidity are July and August (71%).

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Average rainfall in December
Dillard, OR

Average rainfall in December - Dillard, OR
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is August (0.2").

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Average rainfall days in December
Dillard, OR

Average rainfall days in December - Dillard, OR
  • Average rainfall days in December: 17 days

The month with the highest number of rainy days is March (19.4 days).
The month with the least rainy days is July (3.5 days).

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Average snowfall in December
Dillard, OR

Average snowfall in December - Dillard, OR
  • Average snowfall in December: 0.79"

The month with the highest snowfall is February (1.26").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Dillard, OR

Average snowfall days in December - Dillard, OR
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (1.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Dillard, OR
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in December: 4.2h

Months with the most sunshine are July and August (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 4.2h).

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Average sunshine days in December
Dillard, OR

Average sunshine days in December - Dillard, OR
  • Average sunshine days in December: 12.4 days

The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is March (9.7 days).

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Average UV index in December
Dillard, OR

Average UV index in December - Dillard, OR
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Dillard, OR

Average cloud cover in December - Dillard, OR
  • Average cloud cover in December: 58

The month with the most cloud cover is March (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in December
Dillard, OR

Average visibility in December - Dillard, OR
  • Average visibility in December: 4mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).

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