May weather forecast
Port Moller, AK

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Weather in May

The last month of the spring, May, is a frosty month in Port Moller, Alaska, with an average temperature ranging between max 43°F (6.1°C) and min 38.8°F (3.8°C).

Temperature

The commencement of May records an average high-temperature of a frosty 43°F (6.1°C), barely varying from April's 37.6°F (3.1°C). Port Moller in May observes a slight diminution in temperature from daily highs, recording a low-temperature average of 38.8°F (3.8°C).

Humidity

In Port Moller, the average relative humidity in May is 84%.

Rainfall

In Port Moller, Alaska, in May, it is raining for 15.1 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 172 rainfall days, and 32.6" (828mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Port Moller. May is the last month it regularly snows. During 1.5 snowfall days, in May, Port Moller aggregates 0.47" (12mm) of snow. In Port Moller, during the entire year, snow falls for 55.6 days and aggregates up to 18.19" (462mm) of snow.

Daylight

The average length of the day in May is 16h and 23min.
On the first day of the month, sunrise is at 6:55 am and sunset at 10:22 pm. On the last day of May, sunrise is at 6:03 am and sunset at 11:16 pm AKDT.

Sunshine

In May, the average sunshine is 6.5h.

UV index

In Port Moller, the average daily maximum UV index in May is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high UV index of 2 in May translates into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

Is May cold in Port Moller?

In Port Moller, 43°F (6.1°C) is the average high-temperature and 38.8°F (3.8°C) is the average low-temperature during May.

What is the average humidity in May in Port Moller?

The average relative humidity in May in Port Moller, Alaska, is 84%.

How many days does it rain in May in Port Moller?

In Port Moller, Alaska, during May, the rain falls for 15.1 days and regularly aggregates up to 2.01" (51mm) of precipitation.

What is the last month it snows in Port Moller?

May is the last month it regularly snows in Port Moller. During 1.5 snowfall days, in May, Port Moller aggregates 0.47" (12mm) of snow.

How many hours of daylight does Port Moller have in May?

In Port Moller, Alaska, the average day length in May is 16h and 23min.

What time are sunrise and sunset in May in Port Moller?

On the first day of May, sunrise is at 6:55 am and sunset at 10:22 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 11:16 pm AKDT.

How long on average sun shines in May in Port Moller?

The average sunshine duration in May is 6.5h.

What is the UV index intensity in May in Port Moller?

In May, the average daily maximum UV index in Port Moller, Alaska, is 2. A UV Index 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 May
Port Moller, AK

Average temperature in May - Port Moller, AK
  • Average high temperature in May: 43°F

The warmest month (with the highest average high temperature) is August (54.7°F).
The month with the lowest average high temperature is March (34°F).

  • Average low temperature in May: 38.8°F

The month with the highest average low temperature is August (50.9°F).
The coldest month (with the lowest average low temperature) is March (28.9°F).

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Average pressure in May
Port Moller, AK

Average pressure in May - Port Moller, AK
  • Average pressure in May: 29.85"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The months with the lowest atmospheric pressure are January and December (29.52"Hg).

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Average wind speed in May
Port Moller, AK

Average wind speed in May - Port Moller, AK
  • Average wind speed in May: 11.3mph

The windiest month (with the highest average wind speed) is December (16.8mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).

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Average humidity in May
Port Moller, AK

Average humidity in May - Port Moller, AK
  • Average humidity in May: 84%

The month with the highest relative humidity is July (89%).
The month with the lowest relative humidity is November (79%).

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Average rainfall in May
Port Moller, AK

Average rainfall in May - Port Moller, AK
  • Average rainfall in May: 2.01"

The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is July (1.26").

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Average rainfall days in May
Port Moller, AK

Average rainfall days in May - Port Moller, AK
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is December (18.2 days).
The month with the least rainy days is June (10.3 days).

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Average snowfall in May
Port Moller, AK

Average snowfall in May - Port Moller, AK
  • Average snowfall in May: 0.47"

The month with the highest snowfall is January (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Port Moller, AK

Average snowfall days in May - Port Moller, AK
  • Average snowfall days in May: 1.5 days

The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Port Moller, AK

Average daylight in May / Average sunshine in May - Port Moller, AK
  • Average daylight in May: 16h and 2min

The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).

  • Average sunshine in May: 6h and 3min

The month with the most sunshine is June (Average sunshine: 6h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

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Average sunshine days in May
Port Moller, AK

Average sunshine days in May - Port Moller, AK
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is June (17.7 days).
The month with the least sunshine days is December (4.6 days).

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Average UV index in May
Port Moller, AK

Average UV index in May - Port Moller, AK
  • Average UV index in May: 2

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

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Average cloud cover in May
Port Moller, AK

Average cloud cover in May - Port Moller, AK
  • Average cloud cover in May: 65

The months with the most cloud cover are February and December (Cloud cover 68).
The months with the least cloud cover are March and September (Cloud cover 60).

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Average visibility in May
Port Moller, AK

Average visibility in May - Port Moller, AK
  • Average visibility in May: 6mi

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

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Port Moller, Alaska, USA

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