Delta Junction
Alaska, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Delta Junction, AK

September, the first month of the autumn, in Delta Junction, is also a fresh month, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 35.4°F (1.9°C).

Temperature

In Delta Junction, Alaska, the average high-temperature in September drops, from a comfortable 64.4°F (18°C) in August, to a cool 52.9°F (11.6°C). In September, in Delta Junction, the average low-temperature is 35.4°F (1.9°C).

Rainfall

In Delta Junction, it is raining for 8.6 days, with typically 1.1" (26.9mm) of accumulated precipitation. In Delta Junction, during the entire year, the rain falls for 94 days and collects up to 11.6" (294.8mm) of precipitation.

Snowfall

Months with snowfall in Delta Junction are January through May, September through December.

Daylight

In Delta Junction, the average length of the day in September is 13h.

What is the temperature in September in Delta Junction?

In September, in Delta Junction, Alaska, the average high-temperature is 52.9°F (11.6°C), and the average low-temperature is 35.4°F (1.9°C).

How many days does it rain in September in Delta Junction?

In Delta Junction, Alaska, in September, during 8.6 rainfall days, 1.1" (26.9mm) of precipitation is typically accumulated.

When does it start snowing in Delta Junction?

September is the first month it typically snows in Delta Junction, Alaska. Throughout September, in the average 1.4 snowfall days, it receives 2.5" (63.5mm) of snow.

How many hours of daylight does Delta Junction have in September?

In September, the average length of the day is 13h.
Average temperature in September - Delta Junction, AK
  • Average high temperature in September: 52.9°F

The warmest month (with the highest average high temperature) is July (69.8°F).
The month with the lowest average high temperature is January (6.5°F).

  • Average low temperature in September: 35.4°F

The month with the highest average low temperature is July (51.2°F).
The coldest month (with the lowest average low temperature) is January (-7.5°F).

Average rainfall in September - Delta Junction, AK
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is July (2.7").
Driest months (with the lowest rainfall) are March and April (0.2").

Average rainfall days in September - Delta Junction, AK
  • Average rainfall days in September: 8.6 days

The month with the highest number of rainy days is July (13.9 days).
Months with the lowest number of rainy days are March and April (3.5 days).

Average snowfall in September - Delta Junction, AK
  • Average snowfall in September: 2.5"

The month with the highest snowfall is November (13.1").
Months with the lowest snowfall are June, July and August (0").

Average snowfall days in September - Delta Junction, AK
  • Average snowfall days in September: 1.4 days

The month with the highest number of snowfall days is November (9.4 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight in September - Delta Junction, AK
  • Average daylight in September: 13h

The month with the longest days is June (Average daylight: 20.8h).
The month with shortest days is December (Average daylight: 4.4h).