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
As September commences, the average high-temperature subtly reduces, transitioning from a moderate 59.9°F (15.5°C) in August to a cool 52.5°F (11.4°C). Tuntutuliak records a consistent low-temperature of 41.5°F (5.3°C) during September nights.Humidity
In Tuntutuliak, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 15.5 days. Throughout September, 1.85" (47mm) of precipitation is accumulated. In Tuntutuliak, during the entire year, the rain falls for 129.5 days and collects up to 16.46" (418mm) 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 0.7 snowfall days, it receives 0.04" (1mm) of snow. In Tuntutuliak, during the entire year, snow falls for 74.8 days and aggregates up to 22.91" (582mm) of snow.Daylight
In Tuntutuliak, the average length of the day in September is 12h and 50min.On the first day of September, sunrise is at 7:47 am and sunset at 9:53 pm. On the last day of the month, sunrise is at 8:56 am and sunset at 8:24 pm AKDT.
Sunshine
In Tuntutuliak, the average sunshine in September is 4.8h.UV index
In September, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, a daily UV index of 2 turns into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
How many hours of daylight does Tuntutuliak have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Tuntutuliak have in September?
What is the UV index intensity in September?
Average temperature in September
Tuntutuliak, AK
- Average high temperature in September: 52.5°F
The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (12.2°F).
- Average low temperature in September: 41.5°F
The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is January (3.7°F).
Average pressure in September
Tuntutuliak, AK
- Average pressure in September: 29.72"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).
Average wind speed in September
Tuntutuliak, AK
- Average wind speed in September: 9.9mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in September
Tuntutuliak, AK
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is June (65%).
Average rainfall in September
Tuntutuliak, AK
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is August (2.09").
The driest months (with the least rainfall) are January and April (0.91").
Average rainfall days in September
Tuntutuliak, AK
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is August (19.7 days).
The month with the least rainy days is March (4.4 days).
Average snowfall in September
Tuntutuliak, AK
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (4.96").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Tuntutuliak, AK
- Average snowfall days in September: 0.7 days
The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Tuntutuliak, AK
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 4h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Tuntutuliak, AK
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is August (8.6 days).
Average UV index in September
Tuntutuliak, 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, March and December (UV index 1).
Average cloud cover in September
Tuntutuliak, AK
- Average cloud cover in September: 62
The months with the most cloud cover are July and August (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 54).
Average visibility in September
Tuntutuliak, AK
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August, September, October and December (6mi).
The months with the lowest visibility are January, February, March, April and November (5mi).
Tuntutuliak, Alaska, USA
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