September weather forecast and climate
Lake Minchumina, AK

Weather in September

September, the first month of the autumn, in Lake Minchumina, is still a cool month, with average temperature varying between 36.7°F (2.6°C) and 50.4°F (10.2°C).

Temperature

In Lake Minchumina, the average high-temperature in September decreases, from a comfortable 61.7°F (16.5°C) in August, to a fresh 50.4°F (10.2°C). In Lake Minchumina, in September, the average low-temperature is 36.7°F (2.6°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

In Lake Minchumina, during September, the rain falls for 12.3 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Lake Minchumina, during the entire year, the rain falls for 117 days and collects up to 10.87" (276mm) of precipitation.

Snowfall

Months with snowfall in Lake Minchumina are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 2.1 snowfall days, it receives 0.87" (22mm) of snow. Throughout the year, in Lake Minchumina, there are 98.6 snowfall days, and 19.09" (485mm) of snow is accumulated.

Daylight

In September, the average length of the day is 12.9h.

Sunshine

In Lake Minchumina, the average sunshine in September is 6.2h.

UV index

The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 2 in September transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in September in Lake Minchumina?

The average high-temperature, in September, is 50.4°F (10.2°C), while the average low-temperature is 36.7°F (2.6°C).

What is the average humidity in September in Lake Minchumina?

In September, the average relative humidity in Lake Minchumina is 79%.

How much does it rain in Lake Minchumina in September?

In Lake Minchumina, during September, the rain falls for 12.3 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When does it start to snow in Lake Minchumina?

September is the first month it typically snows in Lake Minchumina. Throughout September, in the average 2.1 snowfall days, it receives 0.87" (22mm) of snow.

What is the average length of the day in September in Lake Minchumina?

In Lake Minchumina, Alaska, the average length of the day in September is 12.9h.

How long on average sun shines in September in Lake Minchumina?

In September, the average sunshine is 6.2h.

What is the UV index intensity in September in Lake Minchumina?

The average daily maximum UV index in September in Lake Minchumina, Alaska, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV radiation.

Average temperature in September
Lake Minchumina, AK

Average temperature in September - Lake Minchumina, AK
  • Average high temperature in September: 50.4°F

The warmest month (with the highest average high temperature) is July (68.4°F).
The month with the lowest average high temperature is January (0.5°F).

  • Average low temperature in September: 36.7°F

The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (-8.3°F).

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Average pressure in September
Lake Minchumina, AK

Average pressure in September - Lake Minchumina, AK
  • Average pressure in September: 29.75"

The month with the highest atmospheric pressure is February (29.92").
Months with the lowest atmospheric pressure are September and October (29.75").

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Average wind speed in September
Lake Minchumina, AK

Average wind speed in September - Lake Minchumina, AK
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in September
Lake Minchumina, AK

Average humidity in September - Lake Minchumina, AK
  • Average humidity in September: 79%

The month with the highest relative humidity is March (95%).
Months with the lowest relative humidity are May and June (61%).

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Average rainfall in September
Lake Minchumina, AK

Average rainfall in September - Lake Minchumina, AK
  • Average rainfall in September: 1.1"

The wettest month (with the highest rainfall) is June (2.09").
The driest month (with the least rainfall) is January (0.24").

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Average rainfall days in September
Lake Minchumina, AK

Average rainfall days in September - Lake Minchumina, AK
  • Average rainfall days in September: 12.3 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is December (3.1 days).

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Average snowfall in September
Lake Minchumina, AK

Average snowfall in September - Lake Minchumina, AK
  • Average snowfall in September: 0.87"

The month with the highest snowfall is November (4.88").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Lake Minchumina, AK

Average snowfall days in September - Lake Minchumina, AK
  • Average snowfall days in September: 2.1 days

The month with the highest number of snowfall days is November (16.4 days).
Months with the least snowfall days are June and July (0 days).

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Average daylight in September /
Average sunshine in September
Lake Minchumina, AK

Average daylight in September / Average sunshine in September - Lake Minchumina, AK
  • Average daylight in September: 12.9h

The month with the longest days is June (Average daylight: 20.7h).
The month with the shortest days is December (Average daylight: 4.5h).

  • Average sunshine in September: 6.2h

The month with the most sunshine is June (Average sunshine: 11.5h).
The month with the least sunshine is December (Average sunshine: 2.5h).

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Average sunshine days in September
Lake Minchumina, AK

Average sunshine days in September - Lake Minchumina, AK
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is June (9.5 days).

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Average UV index in September
Lake Minchumina, AK

Average UV index in September - Lake Minchumina, AK
  • Average UV index in September: 2

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

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Average cloud cover in September
Lake Minchumina, AK

Average cloud cover in September - Lake Minchumina, AK
  • Average cloud cover in September: 52

Months with the most cloud cover are March and April (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 43).

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Average visibility in September
Lake Minchumina, AK

Average visibility in September - Lake Minchumina, AK
  • Average visibility in September: 6mi

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

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