September weather forecast
Kivalina, AK

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Weather in September

The first month of the autumn, September, is also a frosty month in Kivalina, Alaska, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 38.8°F (3.8°C).

Temperature

Kivalina in September experiences a gentle temperature dip, with average high-temperatures reducing from a fresh 53.2°F (11.8°C) in August to a frosty 45.5°F (7.5°C). Kivalina's evenings during September maintain an average temperature of 38.8°F (3.8°C), aligning closely with the daytime temperatures.

Humidity

In Kivalina, the average relative humidity in September is 76%.

Rainfall

In Kivalina, Alaska, in September, during 9.5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Kivalina, during the entire year, the rain falls for 65.7 days and collects up to 7.68" (195mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall in Kivalina, Alaska. In Kivalina, in September, snow falls for 1.4 days, with typically accumulated 0.2" (5mm) of snow. Throughout the year, there are 71.6 snowfall days, and 14.09" (358mm) of snow is accumulated.

Daylight

The average length of the day in September in Kivalina is 13h and 8min.
On the first day of the month, sunrise is at 7:29 am and sunset at 10:25 pm. On the last day of September, sunrise is at 9:10 am and sunset at 8:24 pm AKDT.

Sunshine

In September, the average sunshine in Kivalina is 6.3h.

UV index

The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 during September leads to these advisories:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 9, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What are the temperatures in Kivalina in September?

In September, in Kivalina, the average high-temperature is 45.5°F (7.5°C), and the average low-temperature is 38.8°F (3.8°C).

What is the average humidity in September in Kivalina?

The average relative humidity in September in Kivalina, Alaska, is 76%.

How much does it rain in Kivalina in September?

In Kivalina, in September, during 9.5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

How many days does it snow in September in Kivalina?

In September, in Kivalina, Alaska, it is snowing for 1.4 days. Throughout September, 0.2" (5mm) of snow is accumulated.

What is the average length of the day in September in Kivalina?

In Kivalina, the average day length in September is 13h and 8min.

When is the sunrise / sunset in September in Kivalina?

On the first day of September, sunrise is at 7:29 am and sunset at 10:25 pm. On the last day of the month, sunrise is at 9:10 am and sunset at 8:24 pm AKDT.

How long on average sun shines in September in Kivalina?

In Kivalina, Alaska, the average sunshine duration in September is 6.3h.

What is the UV index intensity in September in Kivalina?

In Kivalina, Alaska, the average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kivalina, AK

Average temperature in September - Kivalina, AK
  • Average high temperature in September: 45.5°F

The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is January (5.5°F).

  • Average low temperature in September: 38.8°F

The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is March (-3.3°F).

Average pressure in September
Kivalina, AK

Average pressure in September - Kivalina, AK
  • Average pressure in September: 29.78"Hg

The month with the highest atmospheric pressure is March (29.97"Hg).
The months with the lowest atmospheric pressure are September and October (29.78"Hg).

Average wind speed in September
Kivalina, AK

Average wind speed in September - Kivalina, AK
  • Average wind speed in September: 11.8mph

The windiest month (with the highest average wind speed) is November (12.9mph).
The calmest month (with the lowest average wind speed) is May (8.4mph).

Average humidity in September
Kivalina, AK

Average humidity in September - Kivalina, AK
  • Average humidity in September: 76%

The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is June (72%).

Average rainfall in September
Kivalina, AK

Average rainfall in September - Kivalina, AK
  • Average rainfall in September: 0.83"

The wettest months (with the highest rainfall) are July and August (1.1").
The driest months (with the least rainfall) are January and December (0.35").

Average rainfall days in September
Kivalina, AK

Average rainfall days in September - Kivalina, AK
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is August (13.1 days).
The month with the least rainy days is January (0.9 days).

Average snowfall in September
Kivalina, AK

Average snowfall in September - Kivalina, AK
  • Average snowfall in September: 0.2"

The month with the highest snowfall is March (2.72").
The month with the least snowfall is July (0").

Average snowfall days in September
Kivalina, AK

Average snowfall days in September - Kivalina, AK
  • Average snowfall days in September: 1.4 days

The month with the highest number of snowfall days is March (10.4 days).
The month with the least snowfall days is July (0 days).

Average daylight in September /
Average sunshine in September
Kivalina, AK

Average daylight in September / Average sunshine in September - Kivalina, AK
  • Average daylight in September: 13h and 1min

The month with the longest days is May (Average daylight: 17h and 42min).
The month with the shortest days is June (Average daylight: 0h and 0min).

  • Average sunshine in September: 6h and 2min

The month with the most sunshine is April (Average sunshine: 7h and 54min).
The months with the least sunshine are June and July (Average sunshine: 0h and 42min).

Average sunshine days in September
Kivalina, AK

Average sunshine days in September - Kivalina, AK
  • Average sunshine days in September: 17 days

The month with the most sunshine days is June (21.1 days).
The month with the least sunshine days is August (15.3 days).

Average UV index in September
Kivalina, AK

Average UV index in September - Kivalina, AK
  • Average UV index in September: 2

The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are January, February, March, April, November and December (UV index 1).

Average cloud cover in September
Kivalina, AK

Average cloud cover in September - Kivalina, AK
  • Average cloud cover in September: 51

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is June (Cloud cover 40).

Average visibility in September
Kivalina, AK

Average visibility in September - Kivalina, AK
  • Average visibility in September: 6mi

The months with the highest visibility are May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March and April (5mi).

Kivalina, Alaska, USA

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