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
With September's arrival, Aniak sees a decrease in average high-temperatures, moving from an enjoyable 61.2°F (16.2°C) in August to a cool 52°F (11.1°C). Throughout September, the average low-temperature dips to a wintry 39.6°F (4.2°C).Humidity
The average relative humidity in September in Aniak, Alaska, is 80%.Rainfall
In Aniak, in September, during 12.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 108.2 rainfall days, and 11.1" (282mm) of precipitation is accumulated.Snowfall
Months with snowfall in Aniak are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 0.12" (3mm) of snow. In Aniak, during the entire year, snow falls for 86.5 days and aggregates up to 23.43" (595mm) of snow.Daylight
The average length of the day in September is 12h and 52min.On the first day of September in Aniak, sunrise is at 7:31 am and sunset at 9:44 pm. On the last day of the month, sunrise is at 8:44 am and sunset at 8:10 pm AKDT.
Sunshine
In September, the average sunshine is 5.4h.UV index
The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 2 transforms into these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What are the temperatures in Aniak in September?
What is the average humidity in September in Aniak?
How many days does it rain in September in Aniak?
When does it start snowing in Aniak?
What is the average length of the day in September in Aniak?
When are sunrise and sunset in September in Aniak?
How long on average sun shines in September in Aniak?
What is the UV index intensity in September in Aniak?
Average temperature in September
Aniak, AK
- Average high temperature in September: 52°F
The warmest month (with the highest average high temperature) is July (64.8°F).
The month with the lowest average high temperature is January (9.3°F).
- Average low temperature in September: 39.6°F
The month with the highest average low temperature is July (49.3°F).
The coldest month (with the lowest average low temperature) is January (0°F).
Average pressure in September
Aniak, AK
- Average pressure in September: 29.73"Hg
The month with the highest atmospheric pressure is July (29.93"Hg).
The month with the lowest atmospheric pressure is October (29.68"Hg).
Average wind speed in September
Aniak, AK
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in September
Aniak, 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 (62%).
Average rainfall in September
Aniak, AK
- Average rainfall in September: 1.18"
The wettest month (with the highest rainfall) is August (1.57").
The driest months (with the least rainfall) are January and May (0.63").
Average rainfall days in September
Aniak, AK
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is March (4.4 days).
Average snowfall in September
Aniak, AK
- Average snowfall in September: 0.12"
The month with the highest snowfall is February (5.2").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Aniak, AK
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is December (16.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Aniak, AK
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is May (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Aniak, AK
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is August (11.8 days).
Average UV index in September
Aniak, 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 February, March and December (UV index 1).
Average cloud cover in September
Aniak, AK
- Average cloud cover in September: 58
The month with the most cloud cover is March (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in September
Aniak, 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 March and April (4mi).
Aniak, Alaska, USA
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