Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
As April gives way to May, the average high-temperature in Dillingham displays a considerable increase, soaring from a wintry 37.9°F (3.3°C) to a fresh 52.3°F (11.3°C). In the month of May, the average low-temperature usually rests at a wintry 39°F (3.9°C).Humidity
With an average relative humidity of 68%, May is the least humid month.Rainfall
In Dillingham, during May, the rain falls for 16.4 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Dillingham, Alaska, during the entire year, the rain falls for 142.3 days and collects up to 25.12" (638mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. 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, in Dillingham, Alaska, there are 67.5 snowfall days, and 34.53" (877mm) of snow is accumulated.Ocean temperature
In Dillingham, in May, the average water temperature 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 May, 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.
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 value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 3 in May translates into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the least humid month?
What is the average humidity in May in Dillingham?
How many days does it rain in May?
What is the last month it snows?
What is the ocean temperature in May?
What is the average length of the day in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Dillingham have in May?
How high is the UV index in May?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
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).
Dillingham, Alaska, USA
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