Climate and monthly weather forecast
Seward, AK

The busy Small Boat Harbor in Seward City, Alaska
The busy Small Boat Harbor in Seward City, Alaska

Weather in January

January, like December, is a freezing cold winter month in Seward, Alaska, with temperature in the range of an average high of 24.6°F (-4.1°C) and an average low of 17.1°F (-8.3°C). The coldest month is January, with an average high-temperature of 24.6°F (-4.1°C) and an average low-temperature of 17.1°F (-8.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Seward, Alaska, with temperature in the range of an average low of 18°F (-7.8°C) and an average high of 28°F (-2.2°C). In February, the average high-temperature is relatively the same as in January - a still subzero cold 28°F (-2.2°C). Weather in February »

Weather in March

The first month of the spring, March, is still a freezing cold month in Seward, Alaska, with an average temperature ranging between max 29.8°F (-1.2°C) and min 18°F (-7.8°C). In Seward, the average high-temperature in March is essentially the same as in February - a still freezing cold 29.8°F (-1.2°C). Weather in March »

Weather in April

April is a wintry spring month in Seward, Alaska, with an average temperature varying between 25.2°F (-3.8°C) and 35.4°F (1.9°C). In Seward, the average high-temperature in April slightly increases from a subzero cold 29.8°F (-1.2°C) in March to a cold 35.4°F (1.9°C). Weather in April »

Weather in May

May, the last month of the spring in Seward, is a chilly month, with an average temperature ranging between max 44.2°F (6.8°C) and min 35.4°F (1.9°C). In May, the average high-temperature marginally rises from a cold 35.4°F (1.9°C) in April to a frosty 44.2°F (6.8°C). Weather in May »

Weather in June

June, the first month of the summer in Seward, is a fresh month, with an average temperature varying between 43.3°F (6.3°C) and 52°F (11.1°C). In Seward, the average high-temperature in June slightly increases from a chilly 44.2°F (6.8°C) in May to a cool 52°F (11.1°C). Weather in June »

Weather in July

July is a mild summer month in Seward, Alaska, with an average temperature ranging between max 56.8°F (13.8°C) and min 47.8°F (8.8°C). With an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 47.8°F (8.8°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Seward, is another mild month, with an average temperature varying between 55.6°F (13.1°C) and 46.9°F (8.3°C). In Seward, the average high-temperature in August is practically the same as in July - a still moderate 55.6°F (13.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Seward, is still a chilly month, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 48.7°F (9.3°C). In Seward, the average high-temperature in September marginally drops from a moderate 55.6°F (13.1°C) in August to a frosty 48.7°F (9.3°C). Weather in September »

Weather in October

October, like September, in Seward, Alaska, is a wintry autumn month, with temperature in the range of an average low of 33.6°F (0.9°C) and an average high of 39.9°F (4.4°C). In Seward, the average high-temperature in October slightly decreases from a chilly 48.7°F (9.3°C) in September to a cold 39.9°F (4.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Seward, is also a subzero cold month, with temperature in the range of an average high of 29.7°F (-1.3°C) and an average low of 22.8°F (-5.1°C). In Seward, the average high-temperature in November decreases from a cold 39.9°F (4.4°C) in October to a subzero cold 29.7°F (-1.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Seward, Alaska, with temperature in the range of an average low of 18.3°F (-7.6°C) and an average high of 27°F (-2.8°C). In Seward, the average high-temperature in December is essentially the same as in November - a still freezing cold 27°F (-2.8°C). Weather in December »
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FAQ

What is the coldest month in Seward?

With an average high-temperature of 24.6°F (-4.1°C) and an average low-temperature of 17.1°F (-8.3°C), January is the coldest month in Seward.

How much does it rain in Seward?

Throughout the year, in Seward, Alaska, there are 166.9 rainfall days, and 56.06" (1424mm) of precipitation is accumulated.

When does it snow in Seward?

Months with snowfall in Seward, Alaska, are January through May, October through December.

How many days does it snow in Seward?

In Seward, during the entire year, snow falls for 72 days and aggregates up to 73.19" (1859mm) of snow.

What is the month with the least sunshine in Seward?

January and December, with an average of 3.1h of sunshine, are months with the least sunshine.

What is the month with the lowest UV index in Seward?

January, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Seward, Alaska.

When does it snow the most in Seward?

The month with the most snowfall in Seward is February, when snow falls for 13.3 days and typically aggregates up to 18.35" (466mm) of snow.

What is the most humid month in Seward?

March, April and December, with an average relative humidity of 87%, are most humid months in Seward.

When is the ocean coldest in Seward?

March is the month with the coldest seawater in Seward, Alaska, with an average ocean temperature of 39°F (3.9°C).

When is Daylight Saving Time (DST) in Seward?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Seward, Alaska, and the time zone changes from AKST to AKDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from AKDT to AKST.

What is the least humid month in Seward?

With an average relative humidity of 80%, June is the least humid month in Seward, Alaska.

What is the driest month in Seward?

June is the month with the least rainfall in Seward. Rain falls for 15.8 days and accumulates 2.09" (53mm) of precipitation.

When it does not snow in Seward?

In Seward, snow does not fall in June through September.

When are the longest days in Seward?

With an average of 18h and 46min of daylight, June has the longest days of the year.

What month has the most sunshine in Seward?

June has the most sunshine of the year, with an average of 9.5h of sunshine.

What is the warmest month in Seward?

July is the warmest month in Seward, Alaska, with an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 47.8°F (8.8°C).

What is the month with the highest UV index in Seward?

The month with the highest UV index in Seward, Alaska, is July, with an average maximum UV index of 4.

What month is the ocean warmest in Seward?

August is the month with the warmest seawater in Seward, with an average ocean temperature of 55.9°F (13.3°C).

What is the rainiest month in Seward?

December is the month with the most rainfall in Seward. Rain falls for 11.9 days and accumulates 7.64" (194mm) of precipitation.

What is the month with the shortest days in Seward?

The month with the shortest days is December, with an average of 6h and 0min of daylight.

Average pressure
Seward, AK

Average pressure - Seward, AK

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.61"Hg).

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Average wind speed
Seward, AK

Average wind speed - Seward, AK

The windiest month (with the highest average wind speed) is November (8.9mph).
The calmest month (with the lowest average wind speed) is June (4.8mph).

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Average humidity
Seward, AK

Average humidity - Seward, AK

The months with the highest relative humidity are March, April and December (87%).
The month with the lowest relative humidity is June (80%).

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Average rainfall
Seward, AK

Average rainfall - Seward, AK

The wettest month (with the highest rainfall) is December (7.64").
The driest month (with the least rainfall) is June (2.09").

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Average rainfall days
Seward, AK

Average rainfall days - Seward, AK

The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall
Seward, AK

Average snowfall - Seward, AK

The month with the highest snowfall is February (18.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Seward, AK

Average snowfall days - Seward, AK

The month with the highest number of snowfall days is March (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature
Seward, AK

Average sea temperature - Seward, AK

The best month for swimming (with the highest average sea temperature) is August (56°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

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Average daylight / Average sunshine
Seward, AK

Average daylight / Average sunshine - Seward, AK

The month with the longest days is June (Average daylight: 18h and 46min).
The month with the shortest days is December (Average daylight: 6h and 0min).

The month with the most sunshine is June (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).

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Average sunshine days
Seward, AK

Average sunshine days - Seward, AK

The month with the most sunshine days is January (13.8 days).
The month with the least sunshine days is September (10.6 days).

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Average visibility
Seward, AK

Average visibility - Seward, AK

The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).

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