May weather forecast
Kasaan, AK

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Weather in May

May brings a breath of fresh spring air to Kasaan, with high temperatures soaring to 52.3°F (11.3°C). The weather conditions improve with increased daylight, while snowfall virtually vanishes. The city witnesses sprouting greenery, hinting at the arrival of summer. Alongside, the rainfall decreases to a significant 2.91" (74mm), giving way to drier conditions. The hours of sunshine increase alongside a drop in cloud coverage, painting a bright, pleasant skyline for Kasaan.

Temperature

The shift from April to May introduces a subtle increase in the average high-temperature, moving from a frosty 45.5°F (7.5°C) to a fresh 52.3°F (11.3°C). The May average low temperature in Kasaan, marginally lower than the daytime high, records at a frosty 45.1°F (7.3°C).

Humidity

In Kasaan, the average relative humidity in May is 82%.

Rainfall

The month with the least rainfall is May, when the rain falls for 15.8 days and typically collects 2.91" (74mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Kasaan aggregates 0.04" (1mm) of snow. Throughout the year, in Kasaan, there are 45.8 snowfall days, and 47.48" (1206mm) of snow is accumulated.

Daylight

In Kasaan, the average length of the day in May is 16h and 17min.
On the first day of the month, sunrise is at 5:04 am and sunset at 8:28 pm. On the last day of May, sunrise is at 4:14 am and sunset at 9:20 pm AKDT.

Sunshine

May has the most sunshine of the year, with an average of 7.3h of sunshine.

UV index

In May, the average daily maximum UV index in Kasaan is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 3 in May converts into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Kasaan in May?

In May, in Kasaan, the average high-temperature is 52.3°F (11.3°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in May in Kasaan?

The average relative humidity in May is 82%.

What is the driest month in Kasaan?

The month with the least rainfall is May, when the rain falls for 15.8 days and typically collects 2.91" (74mm) of precipitation.

How much does it rain in Kasaan in May?

In Kasaan, in May, it is raining for 15.8 days, with typically 2.91" (74mm) of accumulated precipitation.

What is the last month it snows in Kasaan?

May is the last month it regularly snows in Kasaan. During 0.2 snowfall days, in May, Kasaan aggregates 0.04" (1mm) of snow.

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

In Kasaan, the average day length in May is 16h and 17min.

When is the sunrise / sunset in May in Kasaan?

On the first day of May, sunrise is at 5:04 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 4:14 am and sunset at 9:20 pm AKDT.

What month has the most sunshine in Kasaan?

The month with the most sunshine in Kasaan is May, with an average of 7.3h of sunshine.

How many hours of sunshine does Kasaan have in May?

In May, the average sunshine duration in Kasaan is 7.3h.

How high is the UV index in May in Kasaan?

In May, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Kasaan, AK

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

The warmest month (with the highest average high temperature) is August (59.7°F).
The month with the lowest average high temperature is December (38.1°F).

  • Average low temperature in May: 45.1°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is February (33.3°F).

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Average pressure in May
Kasaan, AK

Average pressure in May - Kasaan, AK
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.79"Hg).

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Average wind speed in May
Kasaan, AK

Average wind speed in May - Kasaan, AK
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

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Average humidity in May
Kasaan, AK

Average humidity in May - Kasaan, AK
  • Average humidity in May: 82%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is March (80%).

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Average rainfall in May
Kasaan, AK

Average rainfall in May - Kasaan, AK
  • Average rainfall in May: 2.91"

The wettest month (with the highest rainfall) is November (9.29").
The driest month (with the least rainfall) is May (2.91").

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Average rainfall days in May
Kasaan, AK

Average rainfall days in May - Kasaan, AK
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is October (21.4 days).
The month with the least rainy days is February (13.8 days).

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Average snowfall in May
Kasaan, AK

Average snowfall in May - Kasaan, AK
  • Average snowfall in May: 0.04"

The month with the highest snowfall is March (10.94").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Kasaan, AK

Average snowfall days in May - Kasaan, AK
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is March (10.8 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
Kasaan, AK

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

The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).

  • Average sunshine in May: 7h and 2min

The month with the most sunshine is May (Average sunshine: 7h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in May
Kasaan, AK

Average sunshine days in May - Kasaan, AK
  • Average sunshine days in May: 13.6 days

The month with the most sunshine days is May (13.6 days).
The month with the least sunshine days is November (5.8 days).

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Average UV index in May
Kasaan, AK

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

The months with the highest UV index are July and August (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
Kasaan, AK

Average cloud cover in May - Kasaan, AK
  • Average cloud cover in May: 54

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are May and September (Cloud cover 54).

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Average visibility in May
Kasaan, AK

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

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

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Kasaan, Alaska, USA

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