December weather forecast
Fort Klamath, OR

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Weather in December

December, the first month of the winter in Fort Klamath, is still a cold month, with an average temperature fluctuating between 34.9°F (1.6°C) and 22.6°F (-5.2°C).

Temperature

December is the month when Fort Klamath, Oregon, experiences its coldest temperatures, averaging a high of 34.9°F (1.6°C) and a low of 22.6°F (-5.2°C).

Humidity

The average relative humidity in December is 86%.

Rainfall

In Fort Klamath, in December, during 6.5 rainfall days, 5.2" (132mm) of precipitation is typically accumulated. Throughout the year, there are 91.3 rainfall days, and 32.95" (837mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. December is the month with the most snowfall. Snow falls for 20.8 days and accumulates 39.72" (1009mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of December in Fort Klamath, sunrise is at 7:19 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:44 pm PST.

Sunshine

December has the least sunshine of the year in Fort Klamath, with an average of 4.4h of sunshine.

UV index

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the coldest month in Fort Klamath?

December proves to be the coldest month in Fort Klamath, Oregon, recording an average maximum temperature of 34.9°F (1.6°C) and a minimum temperature of 22.6°F (-5.2°C).

How cold is it in Fort Klamath in December?

During December, Fort Klamath experiences an average high-temperature of 34.9°F (1.6°C) and a low-temperature of 22.6°F (-5.2°C).

What is the average humidity in December in Fort Klamath?

In Fort Klamath, the average relative humidity in December is 86%.

How much does it rain in Fort Klamath in December?

In December, in Fort Klamath, Oregon, the rain falls for 6.5 days. Throughout December, 5.2" (132mm) of precipitation is accumulated.

When does it snow the most in Fort Klamath?

December is the month with the most snowfall. Snow falls for 20.8 days and accumulates 39.72" (1009mm) of snow.

How much does it snow in Fort Klamath in December?

In Fort Klamath, Oregon, in December, snow falls for 20.8 days, with typically accumulated 39.72" (1009mm) of snow.

What is the month with the shortest days in Fort Klamath?

The month with the shortest days is December, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Fort Klamath?

In Fort Klamath, Oregon, the average day length in December is 9h and 6min.

What time are sunrise and sunset in December in Fort Klamath?

On the first day of December in Fort Klamath, Oregon, sunrise is at 7:19 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:44 pm PST.

What is the month with the least sunshine in Fort Klamath?

The month with the least sunshine in Fort Klamath is December, with an average of 4.4h of sunshine.

How long on average sun shines in December in Fort Klamath?

The average sunshine duration in December in Fort Klamath, Oregon, is 4.4h.

What is the UV index reading in December in Fort Klamath?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Fort Klamath, OR

Average temperature in December - Fort Klamath, OR
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is December (34.9°F).

  • Average low temperature in December: 22.6°F

The month with the highest average low temperature is August (46.8°F).
The coldest month (with the lowest average low temperature) is December (22.6°F).

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Average pressure in December
Fort Klamath, OR

Average pressure in December - Fort Klamath, OR
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.98"Hg).

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Average wind speed in December
Fort Klamath, OR

Average wind speed in December - Fort Klamath, OR
  • Average wind speed in December: 5.8mph

The windiest months (with the highest average wind speed) are January, February and March (6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
Fort Klamath, OR

Average humidity in December - Fort Klamath, OR
  • Average humidity in December: 86%

The months with the highest relative humidity are January, February and March (87%).
The months with the lowest relative humidity are July and August (57%).

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Average rainfall in December
Fort Klamath, OR

Average rainfall in December - Fort Klamath, OR
  • Average rainfall in December: 5.2"

The wettest month (with the highest rainfall) is January (5.28").
The driest month (with the least rainfall) is July (0.39").

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Average rainfall days in December
Fort Klamath, OR

Average rainfall days in December - Fort Klamath, OR
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in December
Fort Klamath, OR

Average snowfall in December - Fort Klamath, OR
  • Average snowfall in December: 39.72"

The month with the highest snowfall is December (39.72").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Fort Klamath, OR

Average snowfall days in December - Fort Klamath, OR
  • Average snowfall days in December: 20.8 days

The month with the highest number of snowfall days is March (21.5 days).
The month with the least snowfall days is August (0 days).

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Average daylight in December /
Average sunshine in December
Fort Klamath, OR

Average daylight in December / Average sunshine in December - Fort Klamath, OR
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

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Average sunshine days in December
Fort Klamath, OR

Average sunshine days in December - Fort Klamath, OR
  • Average sunshine days in December: 10.7 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is March (8.3 days).

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Average UV index in December
Fort Klamath, OR

Average UV index in December - Fort Klamath, OR
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is February (UV index 1).

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Average cloud cover in December
Fort Klamath, OR

Average cloud cover in December - Fort Klamath, OR
  • Average cloud cover in December: 57

The month with the most cloud cover is March (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in December
Fort Klamath, OR

Average visibility in December - Fort Klamath, OR
  • Average visibility in December: 4mi

The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

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Fort Klamath, Oregon, USA

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