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
In Sheshalik, the average high-temperature in September slightly decreases from a cool 54.5°F (12.5°C) in August to a frosty 46.6°F (8.1°C). Sheshalik's nighttime temperatures in September reveal a minimal variation from the daytime highs, averaging at an icy 40.8°F (4.9°C).Humidity
The average relative humidity in September is 75%.Rainfall
In Sheshalik, Alaska, in September, it is raining for 11.1 days, with typically 1.22" (31mm) of accumulated precipitation. In Sheshalik, during the entire year, the rain falls for 83.3 days and collects up to 11.85" (301mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows in Sheshalik. Throughout September, in the average 2.7 snowfall days, it receives 0.35" (9mm) of snow. Throughout the year, there are 86.9 snowfall days, and 21.46" (545mm) of snow is accumulated.Daylight
In September, the average length of the day in Sheshalik is 13h and 6min.On the first day of the month, sunrise is at 7:26 am and sunset at 10:15 pm. On the last day of September, sunrise is at 9:03 am and sunset at 8:18 pm AKDT.
Sunshine
The average sunshine in September in Sheshalik, Alaska, is 6.2h.UV index
In Sheshalik, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.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. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What is the average September temperature in Sheshalik?
What is the average humidity in September in Sheshalik?
How much does it rain in Sheshalik in September?
When does it start to snow in Sheshalik?
What is the average length of the day in September in Sheshalik?
When is the sunrise / sunset in September in Sheshalik?
How many hours of sunshine does Sheshalik have in September?
What is the UV index reading in September in Sheshalik?
Average temperature in September
Sheshalik, AK
- Average high temperature in September: 46.6°F
The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is January (6.3°F).
- Average low temperature in September: 40.8°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is January (-1.1°F).
Average pressure in September
Sheshalik, AK
- Average pressure in September: 29.77"Hg
The month with the highest atmospheric pressure is March (29.96"Hg).
The months with the lowest atmospheric pressure are September and October (29.77"Hg).
Average wind speed in September
Sheshalik, AK
- Average wind speed in September: 11.2mph
The windiest month (with the highest average wind speed) is October (13.3mph).
The calmest month (with the lowest average wind speed) is May (7.9mph).
Average humidity in September
Sheshalik, AK
- Average humidity in September: 75%
The months with the highest relative humidity are February and March (90%).
The month with the lowest relative humidity is June (74%).
Average rainfall in September
Sheshalik, AK
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is June (0.47").
Average rainfall days in September
Sheshalik, AK
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is August (15.2 days).
The months with the least rainy days are January and December (2.3 days).
Average snowfall in September
Sheshalik, AK
- Average snowfall in September: 0.35"
The month with the highest snowfall is March (3.98").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Sheshalik, AK
- Average snowfall days in September: 2.7 days
The month with the highest number of snowfall days is December (12.6 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
Sheshalik, AK
- Average daylight in September: 13h and 1min
The month with the longest days is May (Average daylight: 20h and 6min).
The month with the shortest days is June (Average daylight: 0h and 48min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 36min).
Average sunshine days in September
Sheshalik, AK
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is June (20.5 days).
The month with the least sunshine days is August (13 days).
Average UV index in September
Sheshalik, AK
- Average UV index in September: 2
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are February, April, November and December (UV index 1).
Average cloud cover in September
Sheshalik, AK
- Average cloud cover in September: 51
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 39).
Average visibility in September
Sheshalik, AK
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April and December (5mi).
Sheshalik, Alaska, USA
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