September weather forecast
Kaltag, AK

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Weather in September

The first month of the autumn, September, is also a frosty month in Kaltag, Alaska, with temperature in the range of an average high of 47.7°F (8.7°C) and an average low of 35.4°F (1.9°C).

Temperature

Kaltag's transition into September involves a shift in temperature, receding from a mild 58.6°F (14.8°C) in August to a chilly 47.7°F (8.7°C). Throughout September, Kaltag encounters an average temperature drop to a cold 35.4°F (1.9°C).

Humidity

In Kaltag, the average relative humidity in September is 82%.

Rainfall

In Kaltag, during September, the rain falls for 15.1 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Kaltag, during the entire year, the rain falls for 109.2 days and collects up to 15.43" (392mm) of precipitation.

Snowfall

Months with snowfall in Kaltag are January through May, September through December. September is the first month it typically snows in Kaltag. Throughout September, in the average 2.4 snowfall days, it receives 0.59" (15mm) of snow. In Kaltag, during the entire year, snow falls for 106.4 days and aggregates up to 51.85" (1317mm) of snow.

Daylight

In Kaltag, the average length of the day in September is 12h and 59min.
On the first day of the month, sunrise is at 7:19 am and sunset at 9:49 pm. On the last day of September, sunrise is at 8:44 am and sunset at 8:05 pm AKDT.

Sunshine

In September, the average sunshine is 5.5h.

UV index

In September, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during September translates into the following directions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What is the temperature in September in Kaltag?

In Kaltag, 47.7°F (8.7°C) is the average high-temperature and 35.4°F (1.9°C) is the average low-temperature during September.

What is the average humidity in September in Kaltag?

In September, the average relative humidity is 82%.

How many days does it rain in September in Kaltag?

In Kaltag, in September, during 15.1 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When does it start snowing in Kaltag?

September is the first month it typically snows in Kaltag. Throughout September, in the average 2.4 snowfall days, it receives 0.59" (15mm) of snow.

How many hours of daylight does Kaltag have in September?

In September, the average day length in Kaltag is 12h and 59min.

When are sunrise and sunset in September in Kaltag?

In September, on the first day of the month, sunrise is at 7:19 am and sunset at 9:49 pm. On the last day of the month, sunrise is at 8:44 am and sunset at 8:05 pm AKDT.

How long on average sun shines in September in Kaltag?

In Kaltag, Alaska, the average sunshine duration in September is 5.5h.

What is the UV index reading in September in Kaltag?

In Kaltag, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kaltag, AK

Average temperature in September - Kaltag, AK
  • Average high temperature in September: 47.7°F

The warmest month (with the highest average high temperature) is July (64.6°F).
The month with the lowest average high temperature is January (2.5°F).

  • Average low temperature in September: 35.4°F

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is January (-7.1°F).

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Average pressure in September
Kaltag, AK

Average pressure in September - Kaltag, AK
  • Average pressure in September: 29.75"Hg

The months with the highest atmospheric pressure are February, March and May (29.91"Hg).
The month with the lowest atmospheric pressure is October (29.74"Hg).

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Average wind speed in September
Kaltag, AK

Average wind speed in September - Kaltag, AK
  • Average wind speed in September: 4.8mph

The windiest months (with the highest average wind speed) are January and November (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Kaltag, AK

Average humidity in September - Kaltag, AK
  • Average humidity in September: 82%

The months with the highest relative humidity are January, February and March (95%).
The month with the lowest relative humidity is June (61%).

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Average rainfall in September
Kaltag, AK

Average rainfall in September - Kaltag, AK
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in September
Kaltag, AK

Average rainfall days in September - Kaltag, AK
  • Average rainfall days in September: 15.1 days

The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is January (1.9 days).

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Average snowfall in September
Kaltag, AK

Average snowfall in September - Kaltag, AK
  • Average snowfall in September: 0.59"

The month with the highest snowfall is February (9.84").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Kaltag, AK

Average snowfall days in September - Kaltag, AK
  • Average snowfall days in September: 2.4 days

The month with the highest number of snowfall days is March (17.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Kaltag, AK
  • Average daylight in September: 13h and 0min

The month with the longest days is June (Average daylight: 21h and 0min).
The month with the shortest days is December (Average daylight: 4h and 18min).

  • Average sunshine in September: 5h and 3min

The month with the most sunshine is May (Average sunshine: 9h and 0min).
The months with the least sunshine are June and December (Average sunshine: 2h and 48min).

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Average sunshine days in September
Kaltag, AK

Average sunshine days in September - Kaltag, AK
  • Average sunshine days in September: 12.3 days

The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is August (9.7 days).

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Average UV index in September
Kaltag, AK

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

The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

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Average cloud cover in September
Kaltag, AK

Average cloud cover in September - Kaltag, AK
  • Average cloud cover in September: 57

The month with the most cloud cover is April (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 45).

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Average visibility in September
Kaltag, AK

Average visibility in September - Kaltag, AK
  • Average visibility in September: 5mi

The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February, March, April and December (3mi).

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Kaltag, Alaska, USA

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