May weather forecastMetlakatla, AK
May
Weather in May
The last month of the spring, May, is a cool month in Metlakatla, Alaska, with an average temperature ranging between min 45.3°F (7.4°C) and max 51.8°F (11°C).Temperature
May's arrival brings a slight change in high-temperatures, adjusting from a chilly 45.9°F (7.7°C) in April to a fresh 51.8°F (11°C). Metlakatla's nocturnal average in May closely mirrors its daytime temperatures, settling at a chilly 45.3°F (7.4°C).Humidity
In May, the average relative humidity is 83%.Rainfall
May is the month with the least rainfall. Rain falls for 16.4 days and accumulates 3.7" (94mm) of precipitation.Snowfall
In Metlakatla, snow does not fall in May through October.Ocean temperature
In May, the average ocean temperature is 48°F (8.9°C).Note: Immersing oneself in 48°F (8.9°C) at sub14°F (-10°C) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.
Daylight
In May, the average length of the day is 16h and 13min.On the first day of May, sunrise is at 5:03 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 4:13 am and sunset at 9:14 pm AKDT.
Sunshine
With an average of 7.2h of sunshine, May has the most sunshine of the year.UV index
The average daily maximum UV index in May in Metlakatla is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 3 in May translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. When the Sun is at its strongest around midday, find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Metlakatla, AK
- Average high temperature in May: 51.8°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 (39.2°F).
- Average low temperature in May: 45.3°F
The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is February (34.3°F).
Average pressure in May
Metlakatla, 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 (29.8"Hg).
Average wind speed in May
Metlakatla, AK
- Average wind speed in May: 7.9mph
The windiest month (with the highest average wind speed) is January (13.3mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in May
Metlakatla, AK
- Average humidity in May: 83%
The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is February (78%).
Average rainfall in May
Metlakatla, AK
- Average rainfall in May: 3.7"
The wettest month (with the highest rainfall) is November (10.67").
The driest month (with the least rainfall) is May (3.7").
Average rainfall days in May
Metlakatla, AK
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is November (23 days).
The month with the least rainy days is February (15.2 days).
Average snowfall in May
Metlakatla, AK
- Average snowfall in May: 0"
The month with the highest snowfall is January (7.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Metlakatla, AK
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is March (8.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Metlakatla, AK
- Average sea temperature in May: 48.1°F
The best month for swimming (with the highest average sea temperature) is August (55.9°F).
The coldest month (with the lowest average sea temperature) is March (42.5°F).
Average daylight in May /
Average sunshine in May
Metlakatla, AK
- Average daylight in May: 16h and 12min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in May: 7h and 12min
The month with the most sunshine is May (Average sunshine: 7h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
Metlakatla, AK
- Average sunshine days in May: 12.2 days
The months with the most sunshine days are May and August (12.2 days).
The month with the least sunshine days is November (5.6 days).
Average UV index in May
Metlakatla, 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).
Average cloud cover in May
Metlakatla, AK
- Average cloud cover in May: 55
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are May and September (Cloud cover 55).
Average visibility in May
Metlakatla, 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).





