September weather forecast
Nikolski, AK

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Weather in September

The first month of the autumn, September, is also a fresh month in Nikolski, Alaska, with temperature in the range of an average high of 50°F (10°C) and an average low of 47.1°F (8.4°C).

Temperature

Nikolski notes an average high-temperature of a still fresh 50°F (10°C) in September, displaying minor variation from August. Nikolski in September experiences a minor decline in temperature, with an average low of 47.1°F (8.4°C) at night.

Humidity

In September, the average relative humidity is 87%.

Rainfall

In Nikolski, in September, it is raining for 19.8 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 198.8 rainfall days, and 33.78" (858mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Nikolski.

Daylight

In September, the average length of the day is 12h and 38min.
On the first day of September, sunrise is at 8:27 am and sunset at 10:02 pm. On the last day of the month, sunrise is at 9:16 am and sunset at 8:53 pm AKDT.

Sunshine

The average sunshine in September is 4.7h.

UV index

The average daily maximum UV index in September in Nikolski is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 2 in September transforms into this advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The high-temperature, in September, in Nikolski, records 50°F (10°C), while the low-temperature is 47.1°F (8.4°C).

What is the average humidity in September?

In Nikolski, the average relative humidity in September is 87%.

How much does it rain in September?

In September, the rain falls for 19.8 days. Throughout September, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

In Nikolski, snow does not fall in June through September.

Does it snow in September?

In Nikolski, Alaska, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

The average day length in September is 12h and 38min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 8:27 am and sunset at 10:02 pm. On the last day of the month, sunrise is at 9:16 am and sunset at 8:53 pm AKDT.

How many hours of sunshine does Nikolski have in September?

In September, the average sunshine duration is 4.7h.

What is the UV index reading in September?

The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Nikolski, AK

Average temperature in September - Nikolski, AK
  • Average high temperature in September: 50°F

The warmest month (with the highest average high temperature) is August (53.2°F).
The month with the lowest average high temperature is March (34.7°F).

  • Average low temperature in September: 47.1°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is March (30.7°F).

Average pressure in September
Nikolski, AK

Average pressure in September - Nikolski, AK
  • Average pressure in September: 29.79"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is January (29.5"Hg).

Average wind speed in September
Nikolski, AK

Average wind speed in September - Nikolski, AK
  • Average wind speed in September: 12.9mph

The windiest months (with the highest average wind speed) are November and December (16.5mph).
The calmest month (with the lowest average wind speed) is July (9.1mph).

Average humidity in September
Nikolski, AK

Average humidity in September - Nikolski, AK
  • Average humidity in September: 87%

The month with the highest relative humidity is July (91%).
The months with the lowest relative humidity are November and December (80%).

Average rainfall in September
Nikolski, AK

Average rainfall in September - Nikolski, AK
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is July (1.85").

Average rainfall days in September
Nikolski, AK

Average rainfall days in September - Nikolski, AK
  • Average rainfall days in September: 19.8 days

The month with the highest number of rainy days is October (21.8 days).
The month with the least rainy days is February (11.1 days).

Average snowfall in September
Nikolski, AK

Average snowfall in September - Nikolski, AK
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.97").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Nikolski, AK

Average snowfall days in September - Nikolski, AK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Nikolski, AK
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).

  • Average sunshine in September: 4h and 4min

The month with the most sunshine is June (Average sunshine: 5h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).

Average sunshine days in September
Nikolski, AK

Average sunshine days in September - Nikolski, AK
  • Average sunshine days in September: 6.9 days

The month with the most sunshine days is August (9.7 days).
The month with the least sunshine days is April (3.8 days).

Average UV index in September
Nikolski, AK

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

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

Average cloud cover in September
Nikolski, AK

Average cloud cover in September - Nikolski, AK
  • Average cloud cover in September: 66

The month with the most cloud cover is July (Cloud cover 74).
The months with the least cloud cover are September and October (Cloud cover 66).

Average visibility in September
Nikolski, AK

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

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

Nikolski, Alaska, USA

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