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

December weather forecast and climate
Wilsonville, OR

A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon, in the fall colors with the beauty of the clear
A row of beautiful modern homes in a leafy suburb spot in Wilsonville, Oregon, in the fall colors with the beauty of the clear
December, the first month of the winter, in Wilsonville, is also a frosty month, with average temperature fluctuating between 46°F (7.8°C) and 34°F (1.1°C).

Temperature

With an average high-temperature of 46°F (7.8°C) and an average low-temperature of 34°F (1.1°C), December is the coldest month.

Rainfall

The month with the most rainfall in Wilsonville is December when 6.6" (168.1mm) of precipitation is typically aggregated.

Daylight

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

What is the coldest month in Wilsonville?

The coldest month in Wilsonville is December, with an average high-temperature of 46°F (7.8°C) and an average low-temperature of 34°F (1.1°C).

What is the temperature in December in Wilsonville?

In December, in Wilsonville, the average high-temperature is 46°F (7.8°C), and the average low-temperature is 34°F (1.1°C).

How much does it rain in Wilsonville in December?

In Wilsonville, Oregon, in December, 6.6" (168.1mm) of precipitation is typically accumulated.

What is the wettest month in Wilsonville?

December is the month with the most rainfall in Wilsonville, with 6.6" (168.1mm) of accumulated precipitation.

What is the month with the shortest days in Wilsonville?

With an average of 8.8h of daylight, December has the shortest days of the year in Wilsonville.

How many hours of daylight does Wilsonville have in December?

The average length of the day in December is 8.8h.
Average temperature in December - Wilsonville, OR
  • Average high temperature in December: 46°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in December: 34°F

Months with the highest average low temperature are July and August (55°F).
The coldest month (with the lowest average low temperature) is December (34°F).

Average rainfall in December - Wilsonville, OR
  • Average rainfall in December: 6.6"

Wettest months (with the highest rainfall) are November and December (6.6").
Driest months (with the lowest rainfall) are July and August (0.6").

Average daylight in December - Wilsonville, 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).