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

September weather forecast and climate
Chemult, OR

The first month of the autumn, September, is still a warm month in Chemult, Oregon, with temperature in the range of an average high of 75.4°F (24.1°C) and an average low of 32.4°F (0.2°C).

Temperature

In September, the average high-temperature slightly decreases, from a moderately hot 82.4°F (28°C) in August, to a still warm 75.4°F (24.1°C). In September, in Chemult, the average low-temperature is 32.4°F (0.2°C).

Rainfall

In September, the rain falls for 4.6 days. Throughout September, 0.8" (21.1mm) of precipitation is accumulated. Throughout the year, there are 97.3 rainfall days, and 24.4" (618.7mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. September is the first month it typically snows in Chemult. Throughout September, in the average 0.1 snowfall days, it receives 0.1" (2.5mm) of snow. Throughout the year, in Chemult, there are 33.4 snowfall days, and 90.1" (2288.5mm) of snow is accumulated.

Daylight

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

What is the temperature in September in Chemult?

The average high-temperature, in September, in Chemult, Oregon, is 75.4°F (24.1°C), while the average low-temperature is 32.4°F (0.2°C).

How many days does it rain in September in Chemult?

In Chemult, during September, the rain falls for 4.6 days and regularly aggregates up to 0.8" (21.1mm) of precipitation.

When does it start snowing in Chemult?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.1" (2.5mm) of snow.

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

In September, the average length of the day in Chemult, Oregon, is 12.5h.
Average temperature in September - Chemult, OR
  • Average high temperature in September: 75.3°F

The warmest month (with the highest average high temperature) is July (83°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in September: 32.4°F

The month with the highest average low temperature is July (39.4°F).
The coldest month (with the lowest average low temperature) is December (15.6°F).

Average rainfall in September - Chemult, OR
  • Average rainfall in September: 0.8"

Wettest months (with the highest rainfall) are January and December (4.2").
The driest month (with the lowest rainfall) is July (0.6").

Average rainfall days in September - Chemult, OR
  • Average rainfall days in September: 4.6 days

The month with the highest number of rainy days is November (12.1 days).
The month with the lowest number of rainy days is July (3.5 days).

Average snowfall in September - Chemult, OR
  • Average snowfall in September: 0.1"

The month with the highest snowfall is January (23.2").
Months with the lowest snowfall are July and August (0").

Average snowfall days in September - Chemult, OR
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is December (7.5 days).
Months with the lowest number of snowfall days are July and August (0 days).

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

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9h).