May weather forecast
Dillingham, AK

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Weather in May

May discerns a significant leap in temperature, a clear indication of warming weather in Dillingham. A high temperature of 52.3°F (11.3°C) and extended daylight hours of 17 uncloud the Alaskan sky and spotlight the spectacular landscapes of Dillingham. The melting snow gives way to lush landscapes, and Spring activities become more prevalent. Despite increasing temperatures, May still encounters rainy episodes, adding an essential balance to the overall weather. In short, locals and tourists alike can take complete advantage of the spring sun, enjoying the beauty of the season.

Temperature

As May arrives in Dillingham, a noticeable rise in the average high-temperature is witnessed, moving from an icy 37.9°F (3.3°C) in April to a fresh 52.3°F (11.3°C). In Dillingham, an average low-temperature of 39°F (3.9°C) is recorded during May nights.

Humidity

The least humid month in Dillingham is May, with an average relative humidity of 68%.

Rainfall

In May, the rain falls for 16.4 days. Throughout May, 1.77" (45mm) of precipitation is accumulated. In Dillingham, during the entire year, the rain falls for 142.3 days and collects up to 25.12" (638mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.6 snowfall days, in May, Dillingham aggregates 0.31" (8mm) of snow. Throughout the year, there are 67.5 snowfall days, and 34.53" (877mm) of snow is accumulated.

Ocean temperature

In May, the average ocean temperature in Dillingham is 39.4°F (4.1°C).
Note: In the water-based sport of swimming, this state is life-threatening and exceedingly dangerous. The freezing water causes severe discomfort, leading to rapid hyperventilation. A specialized swimsuit is compulsory to avert thermal damage.

Daylight

The average length of the day in May is 17h and 0min.
On the first day of the month, sunrise is at 6:33 am and sunset at 10:28 pm. On the last day of May, sunrise is at 5:31 am and sunset at 11:31 pm AKDT.

Sunshine

The average sunshine in May is 7.6h.

UV index

In Dillingham, the average daily maximum UV index in May is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In May, a daily maximum UV index of 3 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. 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. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average May temperature in Dillingham?

The average high-temperature and low-temperature during May are 52.3°F (11.3°C) and 39°F (3.9°C) respectively.

What is the least humid month in Dillingham?

With an average relative humidity of 68%, May is the least humid month in Dillingham, Alaska.

What is the average humidity in May in Dillingham?

In May, the average relative humidity in Dillingham is 68%.

How much does it rain in Dillingham in May?

In May, the rain falls for 16.4 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

What is the last month it snows in Dillingham?

May is the last month it regularly snows. During 1.6 snowfall days, in May, Dillingham aggregates 0.31" (8mm) of snow.

How cold is the water in May in Dillingham?

In Dillingham, Alaska, in May, the average water temperature is 39.4°F (4.1°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does Dillingham have in May?

The average day length in May in Dillingham, Alaska, is 17h and 0min.

When is the sunrise / sunset in May in Dillingham?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 10:28 pm. On the last day of the month, sunrise is at 5:31 am and sunset at 11:31 pm AKDT.

How long on average sun shines in May in Dillingham?

In May, the average sunshine duration in Dillingham, Alaska, is 7.6h.

What is the UV index reading in May in Dillingham?

In May, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Dillingham, AK

Average temperature in May - Dillingham, AK
  • Average high temperature in May: 52.3°F

The warmest month (with the highest average high temperature) is July (62.4°F).
The month with the lowest average high temperature is January (17.4°F).

  • Average low temperature in May: 39°F

The month with the highest average low temperature is July (49.1°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

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Average pressure in May
Dillingham, AK

Average pressure in May - Dillingham, AK
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.61"Hg).

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Average wind speed in May
Dillingham, AK

Average wind speed in May - Dillingham, AK
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is June (7.9mph).

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Average humidity in May
Dillingham, AK

Average humidity in May - Dillingham, AK
  • Average humidity in May: 68%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (68%).

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Average rainfall in May
Dillingham, AK

Average rainfall in May - Dillingham, AK
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is June (1.42").

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Average rainfall days in May
Dillingham, AK

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

The month with the highest number of rainy days is August (18.1 days).
The month with the least rainy days is February (5.3 days).

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Average snowfall in May
Dillingham, AK

Average snowfall in May - Dillingham, AK
  • Average snowfall in May: 0.31"

The month with the highest snowfall is February (7.4").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Dillingham, AK

Average snowfall days in May - Dillingham, AK
  • Average snowfall days in May: 1.6 days

The month with the highest number of snowfall days is March (11.8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average sea temperature in May
Dillingham, AK

Average sea temperature in May - Dillingham, AK
  • Average sea temperature in May: 39.4°F

The best month for swimming (with the highest average sea temperature) is August (54.3°F).
The coldest month (with the lowest average sea temperature) is February (31.6°F).

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Average daylight in May /
Average sunshine in May
Dillingham, AK

Average daylight in May / Average sunshine in May - Dillingham, AK
  • Average daylight in May: 17h and 0min

The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is June (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

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Average sunshine days in May
Dillingham, AK

Average sunshine days in May - Dillingham, AK
  • Average sunshine days in May: 12 days

The month with the most sunshine days is March (16.2 days).
The month with the least sunshine days is August (11.2 days).

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Average UV index in May
Dillingham, AK

Average UV index in May - Dillingham, AK
  • Average UV index in May: 3

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in May
Dillingham, AK

Average cloud cover in May - Dillingham, AK
  • Average cloud cover in May: 58

The month with the most cloud cover is August (Cloud cover 62).
The months with the least cloud cover are June and November (Cloud cover 54).

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Average visibility in May
Dillingham, AK

Average visibility in May - Dillingham, AK
  • Average visibility in May: 6mi

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

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Dillingham, Alaska, USA

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