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

September weather forecast and climate
Alsea, OR

The first month of the autumn, September, is still a pleasant month in Alsea, Oregon, with average temperature varying between 69.3°F (20.7°C) and 47.8°F (8.8°C).

Temperature

In Alsea, the average high-temperature in September is relatively the same as in August - a pleasant 69.3°F (20.7°C). In September, the average low-temperature is 47.8°F (8.8°C).

Rainfall

In Alsea, during 8 rainfall days, 2.9" (72.4mm) of precipitation is typically accumulated. In Alsea, during the entire year, the rain falls for 164 days and collects up to 91.9" (2333.8mm) of precipitation.

Snowfall

In Alsea snow does not fall in April through October.

Daylight

In September, the average length of the day is 12.5h.

What is the temperature in September in Alsea?

In September, the average high-temperature is 69.3°F (20.7°C), and the average low-temperature is 47.8°F (8.8°C).

How many days does it rain in September in Alsea?

In September, in Alsea, the rain falls for 8 days. Throughout September, 2.9" (72.4mm) of precipitation is accumulated.

When it does not snow in Alsea?

April through October are months without snowfall.

How many hours of daylight does Alsea have in September?

In September, the average length of the day in Alsea, Oregon, is 12.5h.
Average temperature in September - Alsea, OR
  • Average high temperature in September: 69.2°F

The warmest month (with the highest average high temperature) is July (74.5°F).
The month with the lowest average high temperature is December (42.2°F).

  • Average low temperature in September: 47.9°F

The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

Average rainfall in September - Alsea, OR
  • Average rainfall in September: 2.9"

The wettest month (with the highest rainfall) is December (16.3").
The driest month (with the lowest rainfall) is July (0.7").

Average rainfall days in September - Alsea, OR
  • Average rainfall days in September: 8 days

Months with the highest number of rainy days are January, March and December (20 days).
The month with the lowest number of rainy days is July (4 days).

Average snowfall in September - Alsea, OR
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.7").
Months with the lowest snowfall are April, May, June, July, August, September and October (0").

Average daylight in September - Alsea, OR
  • Average daylight in September: 12.5h

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