May weather forecast
Skagway, AK

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The White Pass & Yukon Route Railroad heading to Skagway in Alaska
The White Pass & Yukon Route Railroad heading to Skagway in Alaska

Weather in May

May is the month where Skagway truly blooms into the spring weather, with the city shedding its last remnants of winter. The temperatures experience a significant leap, with the highs rising to a comfortable 44.1°F (6.7°C). With the disappearance of snowfall, rainfall takes center stage but remains moderate. The days become considerably longer, providing ample daylight for outdoor activities. The city's weather becomes more stable and enjoyable during this time, as May ushers in the warmer months in Skagway.

Temperature

As Skagway transitions into May, the average high-temperature shows a change, moving from a freezing cold 31.3°F (-0.4°C) in April to a frosty 44.1°F (6.7°C). Skagway temperatures generally rest at a low of 31.5°F (-0.3°C) during the May nights.

Humidity

In May, the average relative humidity in Skagway, Alaska, is 81%.

Rainfall

May is the month with the least rainfall. Rain falls for 16.4 days and accumulates 1.54" (39mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Skagway aggregates 0.12" (3mm) of snow. Throughout the year, in Skagway, there are 95.8 snowfall days, and 78.78" (2001mm) of snow is accumulated.

Daylight

In Skagway, the average length of the day in May is 17h and 5min.
On the first day of May in Skagway, Alaska, sunrise is at 4:58 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 3:55 am and sunset at 10:02 pm AKDT.

Sunshine

In May, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in May in Skagway, Alaska, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 2 in May suggests the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

How cold does it get in Skagway in May?

In May, the average high-temperature and low-temperature in Skagway, Alaska, are 44.1°F (6.7°C) and 31.5°F (-0.3°C) respectively.

What is the average humidity in May in Skagway?

In May, the average relative humidity in Skagway is 81%.

What is the driest month in Skagway?

May is the month with the least rainfall. Rain falls for 16.4 days and accumulates 1.54" (39mm) of precipitation.

How many days does it rain in May in Skagway?

In Skagway, Alaska, during May, the rain falls for 16.4 days and regularly aggregates up to 1.54" (39mm) of precipitation.

What is the last month it snows in Skagway?

May is the last month it regularly snows in Skagway, Alaska. During 0.8 snowfall days, in May, Skagway aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Skagway?

The average day length in May in Skagway is 17h and 5min.

When is the sunrise / sunset in May in Skagway?

In May, on the first day of the month, sunrise is at 4:58 am and sunset at 8:57 pm. On the last day of the month, in Skagway, Alaska, sunrise is at 3:55 am and sunset at 10:02 pm AKDT.

How many hours of sunshine does Skagway have in May?

In May, the average sunshine duration is 8.5h.

How high is the UV index in May in Skagway?

In May, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Skagway, AK

Average temperature in May - Skagway, AK
  • Average high temperature in May: 44.1°F

The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is December (17.8°F).

  • Average low temperature in May: 31.5°F

The month with the highest average low temperature is July (42.6°F).
The coldest month (with the lowest average low temperature) is February (7°F).

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Average pressure in May
Skagway, AK

Average pressure in May - Skagway, AK
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.83"Hg).

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Average wind speed in May
Skagway, AK

Average wind speed in May - Skagway, AK
  • Average wind speed in May: 5.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest months (with the lowest average wind speed) are April and May (5.5mph).

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Average humidity in May
Skagway, AK

Average humidity in May - Skagway, AK
  • Average humidity in May: 81%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are June and July (80%).

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Average rainfall in May
Skagway, AK

Average rainfall in May - Skagway, AK
  • Average rainfall in May: 1.54"

The wettest month (with the highest rainfall) is January (4.13").
The driest month (with the least rainfall) is May (1.54").

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Average rainfall days in May
Skagway, AK

Average rainfall days in May - Skagway, AK
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is August (19.6 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in May
Skagway, AK

Average snowfall in May - Skagway, AK
  • Average snowfall in May: 0.12"

The month with the highest snowfall is January (19.69").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Skagway, AK

Average snowfall days in May - Skagway, AK
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (18.7 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
Skagway, AK

Average daylight in May / Average sunshine in May - Skagway, AK
  • Average daylight in May: 17h and 1min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

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Average sunshine days in May
Skagway, AK

Average sunshine days in May - Skagway, AK
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is March (12.3 days).
The month with the least sunshine days is June (8 days).

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Average UV index in May
Skagway, AK

Average UV index in May - Skagway, AK
  • Average UV index in May: 2

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, April, September, October, November and December (UV index 1).

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Average cloud cover in May
Skagway, AK

Average cloud cover in May - Skagway, AK
  • Average cloud cover in May: 51

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 51).

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Average visibility in May
Skagway, AK

Average visibility in May - Skagway, AK
  • Average visibility in May: 5mi

The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

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Skagway, Alaska, USA

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