December weather forecast and climate
Salem, OR

An evening shot of the leafy town of Salem in Oregon, with a clear dusk sky
An evening shot of the leafy town of Salem in Oregon, with a clear dusk sky

What is the coldest month in Salem?

With an average high-temperature of 46.2°F (7.9°C) and an average low-temperature of 34°F (1.1°C), December is the coldest month.

What is the temperature in December in Salem?

In Salem, in December, the average high-temperature is 46.2°F (7.9°C), and the average low-temperature is 34°F (1.1°C).

How much does it rain in Salem in December?

In December, the rain falls for 18.2 days. Throughout December, 6.9" (174.2mm) of precipitation is accumulated.

What is the rainiest month in Salem?

December is the month with the most rainfall in Salem. Rain falls for 18.2 days and accumulates 6.9" (174.2mm) of precipitation.

How many days does it snow in December in Salem?

In December, in Salem, it is snowing for 0.7 days. Throughout December, 1.1" (27.9mm) of snow is accumulated.
Average temperature in December - Salem, OR
  • Average high temperature in December: 7.9°C

The warmest month (with the highest average high temperature) is August (28°C).
The month with the lowest average high temperature is December (7.9°C).

  • Average low temperature in December: 1.1°C

The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is December (1.1°C).

Average rainfall in December - Salem, OR
  • Average rainfall in December: 174.2mm

The wettest month (with the highest rainfall) is December (174.2mm).
The driest month (with the lowest rainfall) is August (11.2mm).

Average rainfall days in December - Salem, OR
  • Average rainfall days in December: 18.2 days

The month with the highest number of rainy days is December (18.2 days).
The month with the lowest number of rainy days is July (2.9 days).

Average snowfall in December - Salem, OR
  • Average snowfall in December: 27.9mm

The month with the highest snowfall is February (43.2mm).
Months with the lowest snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in December - Salem, OR
  • Average snowfall days in December: 0.7 days

Months with the highest number of snowfall days are February and December (0.7 days).
Months with the lowest number of snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Salem, 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).

  • Average sunshine in December: 2h

The month with most sunshine is July (Average sunshine: 11h).
The month with least sunshine is December (Average sunshine: 2h).

Average UV index in December - Salem, OR
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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