September weather forecastEklutna, AK
September
Weather in September
September, the first month of the autumn in Eklutna, is also a fresh month, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 52.5°F (11.4°C).Temperature
The transition to September results in a modest reduction in average high-temperature, moving from a refreshing 60.3°F (15.7°C) in August to a fresh 52.5°F (11.4°C). Eklutna's nighttime temperature in September falls to an average of 40.5°F (4.7°C).Humidity
In Eklutna, the average relative humidity in September is 77%.Rainfall
September is the month with the most rainfall. Rain falls for 15.9 days and accumulates 1.81" (46mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 57.9 snowfall days, and 24.37" (619mm) of snow is accumulated.Daylight
In Eklutna, the average length of the day in September is 12h and 52min.On the first day of the month, sunrise is at 6:51 am and sunset at 9:03 pm. On the last day of September, sunrise is at 8:04 am and sunset at 7:30 pm AKDT.
Sunshine
In September, the average sunshine is 7.9h.UV index
The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in September converts into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Eklutna, AK
- Average high temperature in September: 52.5°F
The warmest month (with the highest average high temperature) is July (63.1°F).
The month with the lowest average high temperature is January (19°F).
- Average low temperature in September: 40.5°F
The month with the highest average low temperature is July (48.4°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).
Average pressure in September
Eklutna, AK
- Average pressure in September: 29.75"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.69"Hg).
Average wind speed in September
Eklutna, AK
- Average wind speed in September: 4.3mph
The windiest months (with the highest average wind speed) are January and December (4.6mph).
The calmest month (with the lowest average wind speed) is July (4.1mph).
Average humidity in September
Eklutna, AK
- Average humidity in September: 77%
The months with the highest relative humidity are February and March (87%).
The month with the lowest relative humidity is May (65%).
Average rainfall in September
Eklutna, AK
- Average rainfall in September: 1.81"
The wettest month (with the highest rainfall) is September (1.81").
The driest month (with the least rainfall) is May (0.63").
Average rainfall days in September
Eklutna, AK
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in September
Eklutna, AK
- Average snowfall in September: 0.08"
The month with the highest snowfall is December (5.98").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Eklutna, AK
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is February (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
Eklutna, AK
- Average daylight in September: 12h and 54min
The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is May (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in September
Eklutna, AK
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is January (17.2 days).
The month with the least sunshine days is August (10.2 days).
Average UV index in September
Eklutna, AK
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Eklutna, AK
- Average cloud cover in September: 42
The months with the most cloud cover are April, August and December (Cloud cover 44).
The month with the least cloud cover is May (Cloud cover 37).
Average visibility in September
Eklutna, AK
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).





