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 September, Akhiok's weather conditions record an average high-temperature of a cool 51.6°F (10.9°C), demonstrating little divergence from the preceding month. Akhiok's September nights observe a minor shift from the daytime temperatures, resulting in an average dip to a frosty 45.9°F (7.7°C).Humidity
The average relative humidity in September is 83%.Rainfall
In Akhiok, in September, it is raining for 18.8 days, with typically 3.43" (87mm) of accumulated precipitation. Throughout the year, there are 201 rainfall days, and 34.33" (872mm) 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 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Akhiok, during the entire year, snow falls for 59 days and aggregates up to 25.04" (636mm) of snow.Daylight
In September, the average length of the day in Akhiok is 12h and 44min.On the first day of September in Akhiok, sunrise is at 7:21 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 8:20 am and sunset at 7:52 pm AKDT.
Sunshine
In September, the average sunshine is 5.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 3 in September transforms into this advice:
Exercise prevention - Precautions against solar damage are endorsed. Around midday, solar radiation is most harmful; hence, exposure should be limited. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When does it start to snow?
What is the average length of the day in September in Akhiok?
What time are sunrise and sunset in September?
How many hours of sunshine does Akhiok have in September?
How high is the UV index in September?
Average temperature in September
Akhiok, AK
- Average high temperature in September: 51.6°F
The warmest month (with the highest average high temperature) is August (56.3°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 45.9°F
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is March (26.6°F).
Average pressure in September
Akhiok, AK
- Average pressure in September: 29.71"Hg
The month with the highest atmospheric pressure is July (29.97"Hg).
The month with the lowest atmospheric pressure is December (29.56"Hg).
Average wind speed in September
Akhiok, AK
- Average wind speed in September: 10.6mph
The windiest month (with the highest average wind speed) is December (14mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in September
Akhiok, AK
- Average humidity in September: 83%
The months with the highest relative humidity are July and August (86%).
The month with the lowest relative humidity is May (80%).
Average rainfall in September
Akhiok, AK
- Average rainfall in September: 3.43"
The wettest month (with the highest rainfall) is October (4.06").
The driest month (with the least rainfall) is June (1.89").
Average rainfall days in September
Akhiok, AK
- Average rainfall days in September: 18.8 days
The months with the highest number of rainy days are May, September and October (18.8 days).
The month with the least rainy days is March (12.7 days).
Average snowfall in September
Akhiok, AK
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (5.83").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Akhiok, AK
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is March (11.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Akhiok, AK
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in September: 5h and 5min
The month with the most sunshine is June (Average sunshine: 8h and 6min).
The months with the least sunshine are January and December (Average sunshine: 2h and 42min).
Average sunshine days in September
Akhiok, AK
- Average sunshine days in September: 8.9 days
The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is February (7 days).
Average UV index in September
Akhiok, AK
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in September
Akhiok, AK
- Average cloud cover in September: 55
The months with the most cloud cover are February and December (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 55).
Average visibility in September
Akhiok, AK
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Akhiok, Alaska, USA
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