Forest Grove
Oregon, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Forest Grove, OR

October, the same as September, is another comfortable autumn month in Forest Grove, Oregon, with average temperature fluctuating between 64.2°F (17.9°C) and 41.5°F (5.3°C).

Temperature

In October, the average high-temperature decreases, from a warm 76.5°F (24.7°C) in September, to a comfortable 64.2°F (17.9°C). In October, in Forest Grove, the average low-temperature is 41.5°F (5.3°C).

Rainfall

In Forest Grove, during 13 rainfall days, 3.4" (87.1mm) of precipitation is typically accumulated. In Forest Grove, during the entire year, the rain falls for 155 days and collects up to 45.5" (1154.6mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in October in Forest Grove is 10.9h.

What is the temperature in October in Forest Grove?

In Forest Grove, Oregon, in October, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 41.5°F (5.3°C).

How much does it rain in Forest Grove in October?

In October, the rain falls for 13 days. Throughout October, 3.4" (87.1mm) of precipitation is accumulated.

Does it snow in Forest Grove in October?

In Forest Grove, in October, it doesn't snow. In November, it regularly snows.

When it does not snow in Forest Grove?

In Forest Grove snow does not fall in April through October.

How many hours of daylight does Forest Grove have in October?

The average length of the day in October in Forest Grove is 10.9h.
Average temperature in October - Forest Grove, OR
  • Average high temperature in October: 64.3°F

The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is January (44.7°F).

  • Average low temperature in October: 41.5°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 (31.9°F).

Average rainfall in October - Forest Grove, OR
  • Average rainfall in October: 3.4"

The wettest month (with the highest rainfall) is December (8.2").
The driest month (with the lowest rainfall) is July (0.4").

Average rainfall days in October - Forest Grove, OR
  • Average rainfall days in October: 13 days

Months with the highest number of rainy days are January and December (20 days).
The month with the lowest number of rainy days is July (3 days).

Average snowfall in October - Forest Grove, OR
  • Average snowfall in October: 0"

The month with the highest snowfall is January (5.2").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average daylight in October - Forest Grove, OR
  • Average daylight in October: 10.9h

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