December weather forecast
John Day Fossil Beds National Monument, OR

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The Painted Hills Unit, in John Day Fossil Beds National Monument, Oregon
The Painted Hills Unit, in John Day Fossil Beds National Monument, Oregon

Weather in December

December, the first month of the winter in John Day Fossil Beds National Monument, is also a wintry month, with an average temperature ranging between min 25°F (-3.9°C) and max 42.1°F (5.6°C).

Temperature

John Day Fossil Beds National Monument's coldest season falls during January and December, averaging a high-temperature of 42.1°F (5.6°C).

Rainfall

During December, John Day Fossil Beds National Monument regularly aggregates up to 0.98" (25mm) of precipitation. During the entire year, John Day Fossil Beds National Monument aggregates up to 11.34" (288mm) of precipitation.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year in John Day Fossil Beds National Monument.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:19 pm. On the last day of December, in John Day Fossil Beds National Monument, sunrise is at 7:35 am and sunset at 4:28 pm PST.
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Frequently asked questions

What time of the year is the coldest in John Day Fossil Beds National Monument?

January and December are identified as the coldest months in John Day Fossil Beds National Monument, Oregon, with an average high-temperature of 42.1°F (5.6°C).

How cold is it in John Day Fossil Beds National Monument in December?

In John Day Fossil Beds National Monument, 42.1°F (5.6°C) is the average high-temperature and 25°F (-3.9°C) is the average low-temperature during December.

How much does it rain in John Day Fossil Beds National Monument in December?

During December, John Day Fossil Beds National Monument regularly aggregates up to 0.98" (25mm) of precipitation.

What is the month with the shortest days in John Day Fossil Beds National Monument?

December has the shortest days of the year in John Day Fossil Beds National Monument, with an average of 8h and 54min of daylight.

How many hours of daylight does John Day Fossil Beds National Monument have in December?

The average day length in December in John Day Fossil Beds National Monument, Oregon, is 8h and 53min.

What time are sunrise and sunset in December in John Day Fossil Beds National Monument?

On the first day of December, sunrise is at 7:16 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:28 pm PST.

Average temperature in December
John Day Fossil Beds National Monument, OR

Average temperature in December - John Day Fossil Beds National Monument, OR
  • Average high temperature in December: 42°F

The warmest months (with the highest average high temperature) are July and August (86°F).
The months with the lowest average high temperature are January and December (42°F).

  • Average low temperature in December: 25°F

The months with the highest average low temperature are July and August (52°F).
The coldest month (with the lowest average low temperature) is January (24°F).

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Average rainfall in December
John Day Fossil Beds National Monument, OR

Average rainfall in December - John Day Fossil Beds National Monument, OR
  • Average rainfall in December: 1"

The wettest month (with the highest rainfall) is May (1.7").
The driest month (with the least rainfall) is July (0.6").

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Average daylight in December
John Day Fossil Beds National Monument, OR

Average daylight in December - John Day Fossil Beds National Monument, OR
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

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John Day Fossil Beds National Monument, Oregon, USA

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