September weather forecast and climate
Harding Lake, AK

Weather in September

The first month of the autumn, September, is also a fresh month in Harding Lake, Alaska, with average temperature fluctuating between 37°F (2.8°C) and 52.7°F (11.5°C).

Temperature

In September, the average high-temperature decreases, from an enjoyable 64.2°F (17.9°C) in August, to a fresh 52.7°F (11.5°C). The average low-temperature, in Harding Lake, Alaska, is 37°F (2.8°C).

Humidity

In Harding Lake, the average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 11 days. Throughout September, 0.79" (20mm) of precipitation is accumulated. Throughout the year, there are 105.3 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows in Harding Lake. Throughout September, in the average 2 snowfall days, it receives 0.67" (17mm) of snow. In Harding Lake, during the entire year, snow falls for 85.5 days, and aggregates up to 28.27" (718mm) of snow.

Daylight

The average length of the day is 13h.

Sunshine

The average sunshine is 7.6h.

UV index

In Harding Lake, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in September in Harding Lake?

In Harding Lake, in September, the average high-temperature is 52.7°F (11.5°C), and the average low-temperature is 37°F (2.8°C).

What is the average humidity in September in Harding Lake?

In September, the average relative humidity in Harding Lake is 74%.

How many days does it rain in September in Harding Lake?

In Harding Lake, Alaska, in September, during 11 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When does it start to snow in Harding Lake?

September is the first month it typically snows in Harding Lake. Throughout September, in the average 2 snowfall days, it receives 0.67" (17mm) of snow.

How many hours of daylight does Harding Lake have in September?

The average length of the day in September in Harding Lake, Alaska, is 13h.

How many hours of sunshine does Harding Lake have in September?

The average sunshine in September in Harding Lake is 7.6h.

What is the UV index reading in September in Harding Lake?

The average daily maximum UV index in September in Harding Lake, Alaska, is 2. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.

Average temperature in September
Harding Lake, AK

Average temperature in September - Harding Lake, AK
  • Average high temperature in September: 52.7°F

The warmest month (with the highest average high temperature) is July (71.2°F).
The month with the lowest average high temperature is January (2.7°F).

  • Average low temperature in September: 37°F

The month with the highest average low temperature is July (50.5°F).
The coldest month (with the lowest average low temperature) is January (-8.3°F).

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Average pressure in September
Harding Lake, AK

Average pressure in September - Harding Lake, AK
  • Average pressure in September: 29.77"

The month with the highest atmospheric pressure is February (29.97").
The month with the lowest atmospheric pressure is September (29.77").

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Average wind speed in September
Harding Lake, AK

Average wind speed in September - Harding Lake, AK
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is May (5.2mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in September
Harding Lake, AK

Average humidity in September - Harding Lake, AK
  • Average humidity in September: 74%

The month with the highest relative humidity is March (91%).
Months with the lowest relative humidity are May and June (56%).

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Average rainfall in September
Harding Lake, AK

Average rainfall in September - Harding Lake, AK
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in September
Harding Lake, AK

Average rainfall days in September - Harding Lake, AK
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in September
Harding Lake, AK

Average snowfall in September - Harding Lake, AK
  • Average snowfall in September: 0.67"

The month with the highest snowfall is November (6.3").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Harding Lake, AK

Average snowfall days in September - Harding Lake, AK
  • Average snowfall days in September: 2 days

The month with the highest number of snowfall days is November (14.6 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in September /
Average sunshine in September
Harding Lake, AK

Average daylight in September / Average sunshine in September - Harding Lake, AK
  • Average daylight in September: 13h

The month with the longest days is June (Average daylight: 21.1h).
The month with the shortest days is December (Average daylight: 4.2h).

  • Average sunshine in September: 7.6h

The month with the most sunshine is June (Average sunshine: 12.4h).
The month with the least sunshine is December (Average sunshine: 2h).

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Average sunshine days in September
Harding Lake, AK

Average sunshine days in September - Harding Lake, AK
  • Average sunshine days in September: 15.6 days

Months with the most sunshine days are January and October (19.2 days).
The month with the least sunshine days is April (11.5 days).

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Average UV index in September
Harding Lake, AK

Average UV index in September - Harding Lake, AK
  • Average UV index in September: 2

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, March and December (UV index 1).

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Average cloud cover in September
Harding Lake, AK

Average cloud cover in September - Harding Lake, AK
  • Average cloud cover in September: 46

Months with the most cloud cover are March and November (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 38).

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Average visibility in September
Harding Lake, AK

Average visibility in September - Harding Lake, AK
  • Average visibility in September: 6mi

Months with the highest visibility are May, June, July, August, September and October (6mi).
Months with the lowest visibility are January, February, March, April, November and December (4mi).

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