The weather in May in Seward

It's cool in May in Seward with an average temperature of 13°C. Temperatures this month range from a low of 9°C to a high of 16°C. At night, you can expect temperatures between 3°C and 8°C.

Looking for sun? May isn’t a good month to be in Seward. There’s too much chance of rain 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 Seward, Alaska. 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 25°C in 2014, Seward reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 4°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of -3°C to a highest value of 13°C.

Precipitation and snowfall

In May, there is an average of 137 mm of precipitation, spread over 16 days. Of the total precipitation, about 23 cm falls as snow in May. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in May for Seward

Click on any day in May to get detailed info about the usual weather on that day in Seward. Check out the historical temperatures and precipitation over the past 10 years on this day.

May weather comparison

  Seward New York
Average temperature 13°C 22°C
Max. temperature 16°C 28°C
Min. temperature 3°C -5°C
Total precipitation 137 mm 105 mm
Rainy days 16 days 14 days
Total snowfall 23 cm 0 cm
Snowy days 8 days 0 days

Start of May

The month of May starts in Seward with cool temps, averaging around 12°C during the day and nights around 5°C.

Mid May

By mid-May, daytime temps rise to around 14°C, with nights around 6°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of May

By the end of May, the average daytime temperature in Seward is around 14°C, while nighttime temps are about 7°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

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UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Seward for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in May in Seward, Alaska. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Seward

Temperature in May in Seward over the years

Precipitation charts

These charts show the average amount of precipitation in May in Seward, Alaska. 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 Seward

Total precipitation in May in Seward over the years

Daily Snowfall in May in Seward

Snowfall in May in Seward per year

Daily UV index in May in Seward

This chart shows the average daily UV index in May in Seward, 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 Seward

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Average weather in Seward by month

Click on a month below to see detailed weather info for Seward. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.