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 beginning of September brings a slight decrease in the average high-temperature, transitioning from a moderate 57.2°F (14°C) in August to a frosty 48.9°F (9.4°C). Nighttime temperatures hover around an average low of 40.3°F (4.6°C) in September, a slight descent from daytime highs.Humidity
The average relative humidity in September is 80%.Rainfall
In Shaktoolik, in September, during 15.1 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Shaktoolik, during the entire year, the rain falls for 118.6 days and collects up to 13.39" (340mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 1.4 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 94.3 snowfall days, and 27.2" (691mm) of snow is accumulated.Daylight
In September, the average length of the day is 12h and 59min.On the first day of the month, sunrise is at 7:29 am and sunset at 9:59 pm. On the last day of September, sunrise is at 8:53 am and sunset at 8:14 pm AKDT.
Sunshine
The average sunshine in September is 5.3h.UV index
In September, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 2 during September translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Shaktoolik in September?
What is the average humidity in September?
How much does it rain in September?
When does it start to snow?
How many hours of daylight does Shaktoolik have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Shaktoolik have in September?
How high is the UV index in September?
Average temperature in September
Shaktoolik, AK
- Average high temperature in September: 48.9°F
The warmest month (with the highest average high temperature) is July (59.5°F).
The month with the lowest average high temperature is January (9.1°F).
- Average low temperature in September: 40.3°F
The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is January (1.8°F).
Average pressure in September
Shaktoolik, AK
- Average pressure in September: 29.75"Hg
The month with the highest atmospheric pressure is May (29.92"Hg).
The month with the lowest atmospheric pressure is October (29.72"Hg).
Average wind speed in September
Shaktoolik, AK
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is October (9.6mph).
The calmest month (with the lowest average wind speed) is June (6mph).
Average humidity in September
Shaktoolik, AK
- Average humidity in September: 80%
The month with the highest relative humidity is March (92%).
The month with the lowest relative humidity is June (72%).
Average rainfall in September
Shaktoolik, AK
- Average rainfall in September: 1.42"
The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days in September
Shaktoolik, AK
- Average rainfall days in September: 15.1 days
The month with the highest number of rainy days is August (19.8 days).
The month with the least rainy days is January (2.7 days).
Average snowfall in September
Shaktoolik, AK
- Average snowfall in September: 0.16"
The month with the highest snowfall is November (4.76").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Shaktoolik, AK
- Average snowfall days in September: 1.4 days
The month with the highest number of snowfall days is March (16.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Shaktoolik, AK
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The month with the least sunshine is June (Average sunshine: 2h and 54min).
Average sunshine days in September
Shaktoolik, AK
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is August (8.4 days).
Average UV index in September
Shaktoolik, AK
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in September
Shaktoolik, AK
- Average cloud cover in September: 58
The month with the most cloud cover is August (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 50).
Average visibility in September
Shaktoolik, AK
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).
Shaktoolik, Alaska, USA
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