September weather forecast
Tok, AK

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Weather in September

September ushers in the fall season for Tok, with temperatures dropping significantly to 52°F (11.1°C) from August. There is a sharp increase in precipitation, with rainfall intensifying significantly. This month, the trees start to shed their leaves and autumnal colors dominate the landscape. As the daylight hours continue to recede, residents prepare for the impending colder weather, which characterizes the later months.

Temperature

The shift to September brings a decrease in the average high-temperature, falling from an enjoyable 63.3°F (17.4°C) in August to a fresh 52°F (11.1°C). Tok's temperature drops to an average low of 36.5°F (2.5°C) during the nights of September.

Humidity

In September, the average relative humidity in Tok is 69%.

Rainfall

In Tok, in September, during 9.3 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 82.1 rainfall days, and 7.56" (192mm) of precipitation is accumulated.

Snowfall

January through May, August through December are months with snowfall. In Tok, in September, during 2.2 snowfall days, 0.59" (15mm) of snow is typically accumulated. In Tok, during the entire year, snow falls for 84.1 days and aggregates up to 17.28" (439mm) of snow.

Daylight

In Tok, the average length of the day in September is 12h and 56min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:43 pm. On the last day of September, sunrise is at 7:40 am and sunset at 7:03 pm AKDT.

Sunshine

The average sunshine in September is 8.8h.

UV index

In Tok, the average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during September leads to these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In Tok, 52°F (11.1°C) is the average high-temperature and 36.5°F (2.5°C) is the average low-temperature during September.

What is the average humidity in September?

The average relative humidity in September is 69%.

How much does it rain in September?

In Tok, during September, the rain falls for 9.3 days and regularly aggregates up to 0.55" (14mm) of precipitation.

How many days does it snow in September?

In Tok, during September, snow falls for 2.2 days and regularly aggregates up to 0.59" (15mm) of snow.

What is the average length of the day in September?

In September, the average day length is 12h and 56min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:19 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:03 pm AKDT.

How many hours of sunshine does Tok have in September?

In Tok, the average sunshine duration in September is 8.8h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
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
Tok, AK

Average temperature in September - Tok, AK
  • Average high temperature in September: 52°F

The warmest month (with the highest average high temperature) is July (69.4°F).
The month with the lowest average high temperature is January (-0.2°F).

  • Average low temperature in September: 36.5°F

The month with the highest average low temperature is July (49.8°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).

Average pressure in September
Tok, AK

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

The month with the highest atmospheric pressure is February (30"Hg).
The month with the lowest atmospheric pressure is September (29.78"Hg).

Average wind speed in September
Tok, AK

Average wind speed in September - Tok, AK
  • Average wind speed in September: 4.3mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is March (3.8mph).

Average humidity in September
Tok, AK

Average humidity in September - Tok, AK
  • Average humidity in September: 69%

The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is June (53%).

Average rainfall in September
Tok, AK

Average rainfall in September - Tok, AK
  • Average rainfall in September: 0.55"

The wettest month (with the highest rainfall) is August (1.54").
The driest month (with the least rainfall) is March (0.24").

Average rainfall days in September
Tok, AK

Average rainfall days in September - Tok, AK
  • Average rainfall days in September: 9.3 days

The month with the highest number of rainy days is June (13.3 days).
The month with the least rainy days is December (1.3 days).

Average snowfall in September
Tok, AK

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

The month with the highest snowfall is November (3.39").
The months with the least snowfall are June and July (0").

Average snowfall days in September
Tok, AK

Average snowfall days in September - Tok, AK
  • Average snowfall days in September: 2.2 days

The month with the highest number of snowfall days is November (15.1 days).
The months with the least snowfall days are June and July (0 days).

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

Average daylight in September / Average sunshine in September - Tok, AK
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is June (Average sunshine: 13h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

Average sunshine days in September
Tok, AK

Average sunshine days in September - Tok, AK
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is December (21.2 days).
The month with the least sunshine days is June (12.5 days).

Average UV index in September
Tok, AK

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, March, November and December (UV index 1).

Average cloud cover in September
Tok, AK

Average cloud cover in September - Tok, AK
  • Average cloud cover in September: 41

The months with the most cloud cover are March and November (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in September
Tok, AK

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

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

Tok, Alaska, USA

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