McGrath
Alaska, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
McGrath, AK

The first month of the autumn, September, is still a cool month in McGrath, Alaska, with average temperature ranging between max 52.9°F (11.6°C) and min 35.8°F (2.1°C).

Temperature

In September, the average high-temperature drops, from a comfortable 63.1°F (17.3°C) in August, to a fresh 52.9°F (11.6°C). In McGrath, Alaska, the average low-temperature is 35.8°F (2.1°C).

Rainfall

In September, the rain falls for 14 days. Throughout September, 2.3" (58.2mm) of precipitation is accumulated. In McGrath, during the entire year, the rain falls for 138 days and collects up to 17.2" (436.4mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in McGrath, Alaska.

Daylight

The average length of the day in September in McGrath is 12.9h.

What is the temperature in September in McGrath?

In McGrath, Alaska, in September, the average high-temperature is 52.9°F (11.6°C), and the average low-temperature is 35.8°F (2.1°C).

How much does it rain in McGrath in September?

In September, in McGrath, Alaska, the rain falls for 14 days. Throughout September, 2.3" (58.2mm) of precipitation is accumulated.

When does it start to snow in McGrath?

September is the first month it typically snows. Throughout September, McGrath receives 1" (25.4mm) of snow.

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

The average length of the day in September in McGrath, Alaska, is 12.9h.
Average temperature in September - McGrath, AK
  • Average high temperature in September: 52.9°F

The warmest month (with the highest average high temperature) is July (68.5°F).
The month with the lowest average high temperature is January (1°F).

  • Average low temperature in September: 35.8°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-17.2°F).

Average rainfall in September - McGrath, AK
  • Average rainfall in September: 2.3"

The wettest month (with the highest rainfall) is August (2.9").
The driest month (with the lowest rainfall) is April (0.7").

Average rainfall days in September - McGrath, AK
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is August (17 days).
The month with the lowest number of rainy days is April (7 days).

Average snowfall in September - McGrath, AK
  • Average snowfall in September: 1"

The month with the highest snowfall is December (18.4").
Months with the lowest snowfall are June, July and August (0").

Average daylight in September - McGrath, AK
  • Average daylight in September: 12.9h

The month with the longest days is June (Average daylight: 20.1h).
The month with shortest days is December (Average daylight: 5h).