Fossil
Oregon, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Fossil, OR

December, the first month of the winter, in Fossil, is also a frosty month, with average temperature ranging between min 26.4°F (-3.1°C) and max 43°F (6.1°C).

Temperature

In December, the average high-temperature slightly decreases, from 49.8°F (9.9°C) in November, to a still chilly 43°F (6.1°C). The average low-temperature, in Fossil, is 26.4°F (-3.1°C).

Rainfall

December is the month with the most rainfall. Rain falls for 8 days and accumulates 1.7" (43.2mm) of precipitation.

Snowfall

Months with snowfall in Fossil are January through May, September through December.

Daylight

December has the shortest days of the year, with an average of 8.8h of daylight.

What is the temperature in December in Fossil?

In December, in Fossil, the average high-temperature is 43°F (6.1°C), and the average low-temperature is 26.4°F (-3.1°C).

How much does it rain in Fossil in December?

In Fossil, Oregon, in December, it is raining for 8 days, with typically 1.7" (43.2mm) of accumulated precipitation.

What is the wettest month in Fossil?

The month with the most rainfall in Fossil is December when the rain falls for 8 days and typically aggregates up to 1.7" (43.2mm) of precipitation.

How much does it snow in Fossil in December?

During December, Fossil regularly aggregates up to 3.1" (78.7mm) of snow.

What is the month with the shortest days in Fossil?

The month with the shortest days in Fossil is December, with an average of 8.8h of daylight.

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

In December, the average length of the day in Fossil is 8.8h.
Average temperature in December - Fossil, OR
  • Average high temperature in December: 43°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (41.8°F).

  • Average low temperature in December: 26.5°F

The month with the highest average low temperature is July (45.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average rainfall in December - Fossil, OR
  • Average rainfall in December: 1.7"

Wettest months (with the highest rainfall) are November and December (1.7").
The driest month (with the lowest rainfall) is July (0.4").

Average rainfall days in December - Fossil, OR
  • Average rainfall days in December: 8 days

Months with the highest number of rainy days are January, March, November and December (8 days).
Months with the lowest number of rainy days are July and August (2 days).

Average snowfall in December - Fossil, OR
  • Average snowfall in December: 3.1"

The month with the highest snowfall is January (5.7").
Months with the lowest snowfall are June, July and August (0").

Average daylight in December - Fossil, OR
  • Average daylight in December: 8.8h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).