September weather forecast and climate
Silverton, OR

A long shot of the scenic high Upper North Falls in the Silver Falls State Park near Silverton, Oregon, the fall foliage beauty, a clear river
A long shot of the scenic high Upper North Falls in the Silver Falls State Park near Silverton, Oregon, the fall foliage beauty, a clear river
The first month of the autumn, September, is still a warm month in Silverton, Oregon, with temperature in the range of an average high of 74.1°F (23.4°C) and an average low of 50.5°F (10.3°C).

Temperature

In September, the average high-temperature is 74.1°F (23.4°C), and the average low-temperature is 50.5°F (10.3°C).

Rainfall

In Silverton, during September, the rain falls for 7 days and regularly aggregates up to 1.8" (45mm) of precipitation. Throughout the year, there are 165 rainfall days, and 46.8" (1189mm) of precipitation is accumulated.

Daylight

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

What is the temperature in September in Silverton?

In September, in Silverton, the average high-temperature is 74.1°F (23.4°C), and the average low-temperature is 50.5°F (10.3°C).

How much does it rain in Silverton in September?

In Silverton, during September, the rain falls for 7 days and regularly aggregates up to 1.8" (45mm) of precipitation.

What is the average length of the day in September in Silverton?

In September, the average length of the day in Silverton, Oregon, is 12.5h.
Average temperature in September - Silverton, OR
  • Average high temperature in September: 23.4°C

The warmest month (with the highest average high temperature) is August (26.2°C).
The month with the lowest average high temperature is December (7.6°C).

  • Average low temperature in September: 10.3°C

The month with the highest average low temperature is August (12.5°C).
The coldest month (with the lowest average low temperature) is January (1°C).

Average rainfall in September - Silverton, OR
  • Average rainfall in September: 45mm

The wettest month (with the highest rainfall) is December (191mm).
The driest month (with the lowest rainfall) is July (17.5mm).

Average rainfall days in September - Silverton, OR
  • Average rainfall days in September: 7 days

Months with the highest number of rainy days are November and December (21 days).
Months with the lowest number of rainy days are July and August (4 days).

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

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

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