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 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
The start of May signals a clear increase in the average high-temperature, soaring from a subzero cold 28.8°F (-1.8°C) in April to a fresh 50.2°F (10.1°C). Nighttime temperature in Alatna dips to a mean of 33.1°F (0.6°C) during May.Humidity
The average relative humidity in May is 72%.Rainfall
In Alatna, in May, it is raining for 8.3 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 76.6 rainfall days, and 9.72" (247mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. May is the last month it regularly snows. During 4.3 snowfall days, in May, Alatna aggregates 0.79" (20mm) of snow. Throughout the year, there are 88.7 snowfall days, and 35.59" (904mm) of snow is accumulated.Daylight
The month with the longest days is May, with an average of 19h and 48min of daylight.On the first day of May, sunrise is at 5:17 am and sunset at 10:57 pm. On the last day of the month, sunrise is at 2:59 am and sunset at 1:17 am AKDT.
Sunshine
In Alatna, the average sunshine in May is 8.3h.UV index
The months with the highest UV index are May through July, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 4 in May suggests the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May in Alatna?
How much does it rain in May?
What is the last month it snows?
When are the longest days?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Alatna have in May?
What are the months with the highest UV index in Alatna?
How high is the UV index in May?
Average temperature in May
Alatna, AK
- Average high temperature in May: 50.2°F
The warmest month (with the highest average high temperature) is July (68.2°F).
The month with the lowest average high temperature is January (-2.7°F).
- Average low temperature in May: 33.1°F
The month with the highest average low temperature is July (49.3°F).
The coldest month (with the lowest average low temperature) is January (-13.5°F).
Average pressure in May
Alatna, AK
- Average pressure in May: 29.94"Hg
The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is September (29.8"Hg).
Average wind speed in May
Alatna, AK
- Average wind speed in May: 5mph
The windiest months (with the highest average wind speed) are June and July (5.1mph).
The calmest month (with the lowest average wind speed) is February (4.1mph).
Average humidity in May
Alatna, AK
- Average humidity in May: 72%
The month with the highest relative humidity is April (93%).
The month with the lowest relative humidity is June (52%).
Average rainfall in May
Alatna, AK
- Average rainfall in May: 0.51"
The wettest month (with the highest rainfall) is August (1.5").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in May
Alatna, AK
- Average rainfall days in May: 8.3 days
The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is January (1.3 days).
Average snowfall in May
Alatna, AK
- Average snowfall in May: 0.79"
The month with the highest snowfall is December (6.54").
The months with the least snowfall are June, July and August (0").
Average snowfall days in May
Alatna, AK
- Average snowfall days in May: 4.3 days
The month with the highest number of snowfall days is December (13.4 days).
The month with the least snowfall days is July (0 days).
Average daylight in May /
Average sunshine in May
Alatna, AK
- Average daylight in May: 19h and 5min
The month with the longest days is May (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 2h and 36min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is June (Average sunshine: 0h and 36min).
Average sunshine days in May
Alatna, AK
- Average sunshine days in May: 16.7 days
The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is August (14.2 days).
Average UV index in May
Alatna, AK
- Average UV index in May: 4
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, March, April, September, November and December (UV index 1).
Average cloud cover in May
Alatna, AK
- Average cloud cover in May: 46
The month with the most cloud cover is April (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 36).
Average visibility in May
Alatna, AK
- Average visibility in May: 5mi
The months with the highest visibility are June, July, August and September (6mi).
The month with the lowest visibility is April (3mi).
Alatna, Alaska, USA
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