May weather forecast
Cooper Landing, AK

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The famous and partially frozen Kenai River during the winter, in Cooper Landing, Alaska
The famous and partially frozen Kenai River during the winter, in Cooper Landing, Alaska

Weather in May

May, the last month of the spring in Cooper Landing, is a chilly month, with an average temperature fluctuating between 44.2°F (6.8°C) and 32.5°F (0.3°C).

Temperature

The start of May brings a rise in the average high-temperature, moving from a wintry 33.8°F (1°C) in April to a chilly 44.2°F (6.8°C). Throughout the May nights, Cooper Landing encounters a low-temperature of 32.5°F (0.3°C).

Humidity

In Cooper Landing, the average relative humidity in May is 80%.

Rainfall

In Cooper Landing, in May, during 19 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. In Cooper Landing, during the entire year, the rain falls for 182.8 days and collects up to 46.1" (1171mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. May is the last month it regularly snows. During 2.8 snowfall days, in May, Cooper Landing aggregates 1.85" (47mm) of snow. In Cooper Landing, during the entire year, snow falls for 116.2 days and aggregates up to 116.38" (2956mm) of snow.

Daylight

The average length of the day in May is 17h and 22min.
On the first day of May, sunrise is at 5:51 am and sunset at 10:01 pm. On the last day of the month, sunrise is at 4:43 am and sunset at 11:11 pm AKDT.

Sunshine

May and July, with an average of 8.7h of sunshine, are months with the most sunshine.

UV index

In Cooper Landing, Alaska, the average daily maximum UV index in May is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the UV index of 2 transforms into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is May cold?

The high-temperature, in May, in Cooper Landing, records 44.2°F (6.8°C), while the low-temperature is 32.5°F (0.3°C).

What is the average humidity in May?

In Cooper Landing, Alaska, the average relative humidity in May is 80%.

How much does it rain in May?

In Cooper Landing, in May, it is raining for 19 days, with typically 2.87" (73mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 2.8 snowfall days, in May, Cooper Landing aggregates 1.85" (47mm) of snow.

What is the average length of the day in May?

In May, the average day length is 17h and 22min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:51 am and sunset at 10:01 pm. On the last day of the month, sunrise is at 4:43 am and sunset at 11:11 pm AKDT.

What is the month with the most sunshine?

May and July, with an average of 8.7h of sunshine, are months with the most sunshine.

How many hours of sunshine does Cooper Landing have in May?

The average sunshine duration in May is 8.7h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
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
Cooper Landing, AK

Average temperature in May - Cooper Landing, AK
  • Average high temperature in May: 44.2°F

The warmest month (with the highest average high temperature) is July (58.6°F).
The month with the lowest average high temperature is January (18.7°F).

  • Average low temperature in May: 32.5°F

The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (9°F).

Average pressure in May
Cooper Landing, AK

Average pressure in May - Cooper Landing, AK
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.62"Hg).

Average wind speed in May
Cooper Landing, AK

Average wind speed in May - Cooper Landing, AK
  • Average wind speed in May: 5mph

The windiest month (with the highest average wind speed) is November (6mph).
The calmest month (with the lowest average wind speed) is June (4.4mph).

Average humidity in May
Cooper Landing, AK

Average humidity in May - Cooper Landing, AK
  • Average humidity in May: 80%

The months with the highest relative humidity are March and December (92%).
The month with the lowest relative humidity is June (78%).

Average rainfall in May
Cooper Landing, AK

Average rainfall in May - Cooper Landing, AK
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is December (6.02").
The driest month (with the least rainfall) is June (2.2").

Average rainfall days in May
Cooper Landing, AK

Average rainfall days in May - Cooper Landing, AK
  • Average rainfall days in May: 19 days

The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in May
Cooper Landing, AK

Average snowfall in May - Cooper Landing, AK
  • Average snowfall in May: 1.85"

The month with the highest snowfall is December (24.06").
The months with the least snowfall are June, July and August (0").

Average snowfall days in May
Cooper Landing, AK

Average snowfall days in May - Cooper Landing, AK
  • Average snowfall days in May: 2.8 days

The month with the highest number of snowfall days is December (20.8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Cooper Landing, AK

Average daylight in May / Average sunshine in May - Cooper Landing, AK
  • Average daylight in May: 17h and 2min

The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are May and July (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in May
Cooper Landing, AK

Average sunshine days in May - Cooper Landing, AK
  • Average sunshine days in May: 9.1 days

The month with the most sunshine days is January (9.9 days).
The month with the least sunshine days is September (7 days).

Average UV index in May
Cooper Landing, AK

Average UV index in May - Cooper Landing, AK
  • Average UV index in May: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

Average cloud cover in May
Cooper Landing, AK

Average cloud cover in May - Cooper Landing, AK
  • Average cloud cover in May: 54

The month with the most cloud cover is April (Cloud cover 62).
The month with the least cloud cover is May (Cloud cover 54).

Average visibility in May
Cooper Landing, AK

Average visibility in May - Cooper Landing, AK
  • Average visibility in May: 5mi

The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

Cooper Landing, Alaska, USA

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