Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The shift from August to September involves a decrease in the average high-temperature, from a frosty 48.9°F (9.4°C) to an icy 36°F (2.2°C). Throughout the month of September, the average temperature dips to a subzero cold 25.2°F (-3.8°C) at night.Humidity
In September, the average relative humidity is 84%.Rainfall
In September, the rain falls for 10.3 days. Throughout September, 0.98" (25mm) of precipitation is accumulated. In Anaktuvuk Pass, Alaska, during the entire year, the rain falls for 101.8 days and collects up to 10" (254mm) of precipitation.Snowfall
January through December are months with snowfall. In September, it is snowing for 11.6 days. Throughout September, 4.92" (125mm) of snow is accumulated. Throughout the year, in Anaktuvuk Pass, there are 133.5 snowfall days, and 34.45" (875mm) of snow is accumulated.Daylight
In September, the average length of the day is 13h and 10min.On the first day of the month, sunrise is at 6:36 am and sunset at 9:36 pm. On the last day of September, sunrise is at 8:20 am and sunset at 7:33 pm AKDT.
Sunshine
In September, the average sunshine is 6.5h.UV index
The months with the lowest UV index are January through April, September through December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 1 in September leads to these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is September?
What is the average humidity in September?
How many days does it rain in September?
How many days does it snow in September?
How many hours of daylight does Anaktuvuk Pass have in September?
When is the sunrise / sunset in September in Anaktuvuk Pass?
How many hours of sunshine does Anaktuvuk Pass have in September?
What is the month with the lowest UV index?
What is the UV index intensity in September?
Average temperature in September
Anaktuvuk Pass, AK
- Average high temperature in September: 36°F
The warmest month (with the highest average high temperature) is July (57.2°F).
The month with the lowest average high temperature is January (-5.6°F).
- Average low temperature in September: 25.2°F
The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is January (-17.1°F).
Average pressure in September
Anaktuvuk Pass, AK
- Average pressure in September: 29.81"Hg
The month with the highest atmospheric pressure is January (30.03"Hg).
The month with the lowest atmospheric pressure is September (29.81"Hg).
Average wind speed in September
Anaktuvuk Pass, AK
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest month (with the lowest average wind speed) is May (5.6mph).
Average humidity in September
Anaktuvuk Pass, AK
- Average humidity in September: 84%
The month with the highest relative humidity is April (91%).
The month with the lowest relative humidity is June (67%).
Average rainfall in September
Anaktuvuk Pass, AK
- Average rainfall in September: 0.98"
The wettest month (with the highest rainfall) is July (1.97").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in September
Anaktuvuk Pass, AK
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in September
Anaktuvuk Pass, AK
- Average snowfall in September: 4.92"
The month with the highest snowfall is October (5.35").
The month with the least snowfall is July (0.12").
Average snowfall days in September
Anaktuvuk Pass, AK
- Average snowfall days in September: 11.6 days
The month with the highest number of snowfall days is October (17.6 days).
The month with the least snowfall days is July (0.5 days).
Average daylight in September /
Average sunshine in September
Anaktuvuk Pass, AK
- Average daylight in September: 13h and 1min
The month with the longest days is August (Average daylight: 17h and 24min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The month with the least sunshine is June (Average sunshine: 0h and 30min).
Average sunshine days in September
Anaktuvuk Pass, AK
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is January (18.3 days).
The months with the least sunshine days are July and August (9.3 days).
Average UV index in September
Anaktuvuk Pass, AK
- Average UV index in September: 1
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 1).
Average cloud cover in September
Anaktuvuk Pass, AK
- Average cloud cover in September: 55
The months with the most cloud cover are May and October (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 44).
Average visibility in September
Anaktuvuk Pass, AK
- Average visibility in September: 5mi
The months with the highest visibility are June, July and August (6mi).
The months with the lowest visibility are January, February, March, April, May, October, November and December (4mi).
Anaktuvuk Pass, Alaska, USA
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