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United StatesThe weather in May in Alaska
It's cool to moderate in May in Alaska with an average temperature of 16°C. Temperatures this month range from a low of 12°C to a high of 20°C. At night, you can expect temperatures between -1°C and 8°C.
Looking for sun and warm weather? May isn’t a good month to be in Alaska. The temperatures are too low for a warm stay this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Alaska, United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 29°C in 2015, Alaska reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 3°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of -5°C to a highest value of 13°C.
Precipitation and snowfall
In May, there is an average of 18 mm of precipitation, spread over 5 days. Of the total precipitation, about 1,9 cm falls as snow in May. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in May for Alaska
Click on any day in May to get detailed info about the usual weather on that day in Alaska. Check out the historical temperatures and precipitation over the past 10 years on this day.
May weather comparison
| Alaska | New York | |
|---|---|---|
| Average temperature | 16°C | 22°C |
| Max. temperature | 20°C | 28°C |
| Min. temperature | -1°C | -5°C |
| Total precipitation | 18 mm | 105 mm |
| Rainy days | 5 days | 14 days |
| Total snowfall | 1,9 cm | 0 cm |
| Snowy days | 1 day | 0 days |
Start of May
The month of May starts in Alaska with cool temps, averaging around 13°C during the day and nights around 2°C.
Mid May
By mid-May, daytime temps rise to around 17°C, with nights around 5°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of May
By the end of May, the average daytime temperature in Alaska is around 18°C, while nighttime temps are about 7°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Alaska for all months and discover the best travel time
The climate in Alaska is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Alaska to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in May in Alaska, United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in May in Alaska
Temperature in May in Alaska over the years
Precipitation charts
These charts show the average amount of precipitation in May in Alaska, United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in May in Alaska
Total precipitation in May in Alaska over the years
Daily Snowfall in May in Alaska
Snowfall in May in Alaska per year
Daily UV index in May in Alaska
This chart shows the average daily UV index in May in Alaska, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in May in Alaska
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Average weather in Alaska by month
Click on a month below to see detailed weather info for Alaska. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.