December weather forecast
Mulino, OR

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Weather in December

December, the first month of the winter in Mulino, is also a frosty month, with an average temperature fluctuating between 43.7°F (6.5°C) and 33.3°F (0.7°C).

Temperature

December stands out as Mulino's coldest month, with an average high-temperature of 43.7°F (6.5°C) and a low-temperature of 33.3°F (0.7°C).

Humidity

In December, the average relative humidity is 84%.

Rainfall

December is the month with the most rainfall. Rain falls for 18.6 days and accumulates 5.39" (137mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In December, in Mulino, it is snowing for 0.8 days. Throughout December, 0.79" (20mm) of snow is accumulated. In Mulino, during the entire year, snow falls for 7.3 days and aggregates up to 5.91" (150mm) of snow.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year in Mulino, Oregon.
On the first day of December, sunrise is at 7:29 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 4:38 pm PST.

Sunshine

The average sunshine in December in Mulino, Oregon, is 4.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What time of the year is the coldest in Mulino?

Mulino's temperature records reveal December as the coldest month, marked by average highs of 43.7°F (6.5°C) and lows of 33.3°F (0.7°C).

Is December cold in Mulino?

The high-temperature, in December, in Mulino, is 43.7°F (6.5°C), while the low-temperature averages to 33.3°F (0.7°C).

What is the average humidity in December in Mulino?

In December, the average relative humidity in Mulino is 84%.

What is the wettest month in Mulino?

December is the month with the most rainfall in Mulino. Rain falls for 18.6 days and accumulates 5.39" (137mm) of precipitation.

How much does it rain in Mulino in December?

In Mulino, during December, the rain falls for 18.6 days and regularly aggregates up to 5.39" (137mm) of precipitation.

How many days does it snow in December in Mulino?

In Mulino, during December, snow falls for 0.8 days and regularly aggregates up to 0.79" (20mm) of snow.

What is the month with the shortest days in Mulino?

December has the shortest days of the year, with an average of 8h and 48min of daylight.

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

In December, the average day length in Mulino, Oregon, is 8h and 49min.

When is the sunrise / sunset in December in Mulino?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 4:38 pm PST.

How long on average sun shines in December in Mulino?

In December, the average sunshine duration is 4.3h.

When is the lowest UV index in Mulino?

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

What is the UV index reading in December in Mulino?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Mulino, OR

Average temperature in December - Mulino, OR
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is August (79°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in December: 33.3°F

The month with the highest average low temperature is August (51.1°F).
The coldest month (with the lowest average low temperature) is December (33.3°F).

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Average pressure in December
Mulino, OR

Average pressure in December - Mulino, OR
  • Average pressure in December: 30.11"Hg

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

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Average wind speed in December
Mulino, OR

Average wind speed in December - Mulino, OR
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is January (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in December
Mulino, OR

Average humidity in December - Mulino, OR
  • Average humidity in December: 84%

The months with the highest relative humidity are February and March (85%).
The month with the lowest relative humidity is August (66%).

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Average rainfall in December
Mulino, OR

Average rainfall in December - Mulino, OR
  • Average rainfall in December: 5.39"

The wettest month (with the highest rainfall) is December (5.39").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in December
Mulino, OR

Average rainfall days in December - Mulino, OR
  • Average rainfall days in December: 18.6 days

The month with the highest number of rainy days is March (20.7 days).
The month with the least rainy days is July (4.8 days).

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Average snowfall in December
Mulino, OR

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

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Mulino, OR

Average snowfall days in December - Mulino, OR
  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (2.9 days).
The 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
Mulino, OR

Average daylight in December / Average sunshine in December - Mulino, 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 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in December
Mulino, OR

Average sunshine days in December - Mulino, OR
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is July (24.2 days).
The month with the least sunshine days is February (8.2 days).

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Average UV index in December
Mulino, OR

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Mulino, OR

Average cloud cover in December - Mulino, OR
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in December
Mulino, OR

Average visibility in December - Mulino, OR
  • Average visibility in December: 5mi

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

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Mulino, Oregon, USA

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