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
A subtle decrease in the average high-temperature marks September, falling from August's refreshing 58.6°F (14.8°C) to a frosty 47.3°F (8.5°C). During September, Shungnak sees a mean low-temperature of 34.3°F (1.3°C).Humidity
The average relative humidity in September is 75%.Rainfall
In September, the rain falls for 11.5 days. Throughout September, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 84.2 rainfall days, and 16.61" (422mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 3.7 snowfall days, it receives 1.3" (33mm) of snow. Throughout the year, in Shungnak, Alaska, there are 91.1 snowfall days, and 61.46" (1561mm) of snow is accumulated.Daylight
The average length of the day in September in Shungnak is 13h and 6min.On the first day of September in Shungnak, sunrise is at 7:03 am and sunset at 9:52 pm. On the last day of the month, sunrise is at 8:40 am and sunset at 7:56 pm AKDT.
Sunshine
The average sunshine in September in Shungnak is 6h.UV index
In Shungnak, the average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during September translates into these guidelines:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are September temperatures in Shungnak?
What is the average humidity in September in Shungnak?
How many days does it rain in September in Shungnak?
When does it start snowing in Shungnak?
What is the average length of the day in September in Shungnak?
When is the sunrise / sunset in September in Shungnak?
How long on average sun shines in September in Shungnak?
What is the UV index reading in September in Shungnak?
Average temperature in September
Shungnak, AK
- Average high temperature in September: 47.3°F
The warmest month (with the highest average high temperature) is July (66°F).
The month with the lowest average high temperature is January (-1.7°F).
- Average low temperature in September: 34.3°F
The month with the highest average low temperature is July (49.8°F).
The coldest month (with the lowest average low temperature) is January (-11.7°F).
Average pressure in September
Shungnak, AK
- Average pressure in September: 29.79"Hg
The month with the highest atmospheric pressure is March (29.98"Hg).
The month with the lowest atmospheric pressure is September (29.79"Hg).
Average wind speed in September
Shungnak, AK
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is December (5.7mph).
The calmest months (with the lowest average wind speed) are January, April, July, August and September (5.2mph).
Average humidity in September
Shungnak, AK
- Average humidity in September: 75%
The months with the highest relative humidity are March and April (92%).
The month with the lowest relative humidity is June (55%).
Average rainfall in September
Shungnak, AK
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is August (2.28").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days in September
Shungnak, AK
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (0.8 days).
Average snowfall in September
Shungnak, AK
- Average snowfall in September: 1.3"
The month with the highest snowfall is February (13.23").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Shungnak, AK
- Average snowfall days in September: 3.7 days
The month with the highest number of snowfall days is December (14.1 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
Shungnak, AK
- Average daylight in September: 13h and 1min
The month with the longest days is May (Average daylight: 20h and 0min).
The month with the shortest days is June (Average daylight: 0h and 48min).
- Average sunshine in September: 6h and 0min
The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is June (Average sunshine: 0h and 30min).
Average sunshine days in September
Shungnak, AK
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is August (12.1 days).
Average UV index in September
Shungnak, AK
- Average UV index in September: 2
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, March, April, November and December (UV index 1).
Average cloud cover in September
Shungnak, AK
- Average cloud cover in September: 53
The months with the most cloud cover are February and August (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 41).
Average visibility in September
Shungnak, AK
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Shungnak, Alaska, USA
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