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

September weather forecast and climate
Hollis, AK

September, the first month of the autumn, in Hollis, is still a mild month, with average temperature fluctuating between 58.8°F (14.9°C) and 44.4°F (6.9°C).

Temperature

In September, the average high-temperature slightly decreases, from an enjoyable 65.7°F (18.7°C) in August, to a moderate 58.8°F (14.9°C). The average low-temperature, in September, is 44.4°F (6.9°C).

Rainfall

In September, the rain falls for 20 days. Throughout September, 10.2" (258.1mm) of precipitation is accumulated. In Hollis, during the entire year, the rain falls for 236 days and collects up to 102.8" (2611mm) of precipitation.

Snowfall

In Hollis snow does not fall in May through October.

Daylight

In September, the average length of the day in Hollis is 12.7h.

What is the temperature in September in Hollis?

The average high-temperature, in September, in Hollis, is 58.8°F (14.9°C), while the average low-temperature is 44.4°F (6.9°C).

How much does it rain in Hollis in September?

In Hollis, Alaska, in September, it is raining for 20 days, with typically 10.2" (258.1mm) of accumulated precipitation.

When it does not snow in Hollis?

In Hollis snow does not fall in May through October.

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

The average length of the day in September in Hollis is 12.7h.
Average temperature in September - Hollis, AK
  • Average high temperature in September: 58.9°F

The warmest month (with the highest average high temperature) is July (66.1°F).
The month with the lowest average high temperature is January (36.6°F).

  • Average low temperature in September: 44.5°F

Months with the highest average low temperature are July and August (49.7°F).
The coldest month (with the lowest average low temperature) is January (27.6°F).

Average rainfall in September - Hollis, AK
  • Average rainfall in September: 10.2"

The wettest month (with the highest rainfall) is October (15.9").
The driest month (with the lowest rainfall) is June (3.1").

Average rainfall days in September - Hollis, AK
  • Average rainfall days in September: 20 days

The month with the highest number of rainy days is October (26 days).
The month with the lowest number of rainy days is July (15 days).

Average snowfall in September - Hollis, AK
  • Average snowfall in September: 0"

The month with the highest snowfall is January (22").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in September - Hollis, AK
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17.4h).
The month with shortest days is December (Average daylight: 7.2h).