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

January weather forecast and climate
Corvallis, OR

A large river with two bridges across it in the city of Corvalis, Oregon, home to the famed Oregon State University, a far view of hill ranges
A large river with two bridges across it in the city of Corvalis, Oregon, home to the famed Oregon State University, a far view of hill ranges
January, the same as December, in Corvallis, Oregon, is a frosty winter month, with average temperature varying between 33.6°F (0.9°C) and 46.9°F (8.3°C).

Temperature

In January, the average high-temperature is almost the same as in December - a still frosty 46.9°F (8.3°C). In January, in Corvallis, the average low-temperature is 33.6°F (0.9°C).

Rainfall

In Corvallis, it is raining for 19.7 days, with typically 6.5" (164.1mm) of accumulated precipitation. Throughout the year, in Corvallis, there are 161.2 rainfall days, and 43.7" (1108.9mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Corvallis, during January, snow falls for 0.9 days and regularly aggregates up to 1.2" (30.5mm) of snow. In Corvallis, during the entire year, snow falls for 3.1 days, and aggregates up to 5.1" (129.6mm) of snow.

Daylight

In Corvallis, the average length of the day in January is 9.3h.

What is the temperature in January in Corvallis?

In January, in Corvallis, Oregon, the average high-temperature is 46.9°F (8.3°C), and the average low-temperature is 33.6°F (0.9°C).

How many days does it rain in January in Corvallis?

In Corvallis, Oregon, in January, it is raining for 19.7 days, with typically 6.5" (164.1mm) of accumulated precipitation.

How much does it snow in Corvallis in January?

In Corvallis, Oregon, during January, snow falls for 0.9 days and regularly aggregates up to 1.2" (30.5mm) of snow.

What is the average length of the day in January in Corvallis?

In January, the average length of the day is 9.3h.
Average temperature in January - Corvallis, OR
  • Average high temperature in January: 47°F

The warmest month (with the highest average high temperature) is August (82.4°F).
The month with the lowest average high temperature is December (46.4°F).

  • Average low temperature in January: 33.6°F

The month with the highest average low temperature is July (51.8°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

Average rainfall in January - Corvallis, OR
  • Average rainfall in January: 6.5"

The wettest month (with the highest rainfall) is December (7.4").
The driest month (with the lowest rainfall) is July (0.6").

Average rainfall days in January - Corvallis, OR
  • Average rainfall days in January: 19.7 days

The month with the highest number of rainy days is December (20.8 days).
The month with the lowest number of rainy days is July (3.6 days).

Average snowfall in January - Corvallis, OR
  • Average snowfall in January: 1.2"

The month with the highest snowfall is February (2.2").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January - Corvallis, OR
  • Average snowfall days in January: 0.9 days

The month with the highest number of snowfall days is February (1.1 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in January - Corvallis, OR
  • Average daylight in January: 9.3h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).