September weather forecast and climate
False Pass, AK

Weather in September

September, the first month of the autumn, in False Pass, is also a fresh month, with average temperature ranging between max 50.7°F (10.4°C) and min 47.3°F (8.5°C).

Temperature

In False Pass, the average high-temperature is relatively the same as in August - a still fresh 50.7°F (10.4°C). The average low-temperature, is 47.3°F (8.5°C).

Humidity

The average relative humidity in False Pass is 85%.

Rainfall

The wettest months are September and December, with an average 3.78" (96mm) of rainfall.

Snowfall

In False Pass, Alaska, snow does not fall in June through September.

Daylight

The average length of the day is 12.7h.

Sunshine

In False Pass, the average sunshine in September is 4.8h.

UV index

In September, the average daily maximum UV index in False Pass is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 in September transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in September in False Pass?

In September, in False Pass, Alaska, the average high-temperature is 50.7°F (10.4°C), and the average low-temperature is 47.3°F (8.5°C).

What is the average humidity in September in False Pass?

The average relative humidity in September in False Pass is 85%.

How much does it rain in False Pass in September?

In September, in False Pass, Alaska, the rain falls for 17.3 days. Throughout September, 3.78" (96mm) of precipitation is accumulated.

What is the wettest month in False Pass?

The wettest months in False Pass, Alaska, are September and December, with an average 3.78" (96mm) of rainfall.

Does it snow in False Pass in September?

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

When it does not snow in False Pass?

In False Pass, Alaska, snow does not fall in June through September.

How many hours of daylight does False Pass have in September?

In September, the average length of the day is 12.7h.

How long on average sun shines in September in False Pass?

In False Pass, Alaska, the average sunshine in September is 4.8h.

What is the UV index reading in September in False Pass?

The average daily maximum UV index in September in False Pass, Alaska, is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.

Average temperature in September
False Pass, AK

Average temperature in September - False Pass, AK
  • Average high temperature in September: 50.7°F

The warmest month (with the highest average high temperature) is August (53.4°F).
The month with the lowest average high temperature is March (34.7°F).

  • Average low temperature in September: 47.3°F

The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is March (29.8°F).

[Resources]

Average pressure in September
False Pass, AK

Average pressure in September - False Pass, AK
  • Average pressure in September: 29.77"

The month with the highest atmospheric pressure is July (29.98").
The month with the lowest atmospheric pressure is January (29.51").

[Resources]

Average wind speed in September
False Pass, AK

Average wind speed in September - False Pass, AK
  • Average wind speed in September: 14.2mph

The windiest month (with the highest average wind speed) is December (17.6mph).
The calmest month (with the lowest average wind speed) is July (10.3mph).

[Resources]

Average humidity in September
False Pass, AK

Average humidity in September - False Pass, AK
  • Average humidity in September: 85%

The month with the highest relative humidity is July (91%).
Months with the lowest relative humidity are March, November and December (79%).

[Resources]

Average rainfall in September
False Pass, AK

Average rainfall in September - False Pass, AK
  • Average rainfall in September: 3.78"

The wettest months (with the highest rainfall) are September and December (3.78").
The driest month (with the least rainfall) is March (1.97").

[Resources]

Average rainfall days in September
False Pass, AK

Average rainfall days in September - False Pass, AK
  • Average rainfall days in September: 17.3 days

The month with the highest number of rainy days is October (19.7 days).
The month with the least rainy days is March (11.7 days).

[Resources]

Average snowfall in September
False Pass, AK

Average snowfall in September - False Pass, AK
  • Average snowfall in September: 0"

The month with the highest snowfall is January (3.07").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
False Pass, AK

Average snowfall days in September - False Pass, AK
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is March (10.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in September /
Average sunshine in September
False Pass, AK

Average daylight in September / Average sunshine in September - False Pass, AK
  • Average daylight in September: 12.7h

The month with the longest days is June (Average daylight: 17.2h).
The month with the shortest days is December (Average daylight: 7.3h).

  • Average sunshine in September: 4.8h

Months with the most sunshine are May and June (Average sunshine: 6.6h).
The month with the least sunshine is December (Average sunshine: 2.3h).

[Resources]

Average sunshine days in September
False Pass, AK

Average sunshine days in September - False Pass, AK
  • Average sunshine days in September: 9.5 days

The month with the most sunshine days is June (13.6 days).
The month with the least sunshine days is October (6.5 days).

[Resources]

Average UV index in September
False Pass, AK

Average UV index in September - False Pass, AK
  • Average UV index in September: 2

Months with the highest UV index are June, July and August (UV index 3).
Months with the lowest UV index are March and December (UV index 1).

[Resources]

Average cloud cover in September
False Pass, AK

Average cloud cover in September - False Pass, AK
  • Average cloud cover in September: 62

The month with the most cloud cover is July (Cloud cover 71).
The month with the least cloud cover is March (Cloud cover 60).

[Resources]

Average visibility in September
False Pass, AK

Average visibility in September - False Pass, AK
  • Average visibility in September: 6mi

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

[Resources]