June weather forecast
Seward, AK

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

Weather in June

Summer, by Alaskan standards, is in full bloom in Seward in June. Temperatures touch an agreeable 52°F (11.1°C), making daily activities more enjoyable. Humidity levels drop to the year’s lowest, offering residents a comfortable respite from the bone-drenching dampness of spring. Seward in June sees the most sunlight with daylight hours peaking at 18.8 hours. All in all, June is lined with extended daylight and pleasant weather, ideal for partaking in outdoor events.

Temperature

The arrival of June introduces a minor uplift in high-temperatures, adjusting from a chilly 44.2°F (6.8°C) in May to a fresh 52°F (11.1°C). Seward, in June, registers an average low temperature of 43.3°F (6.3°C), showing a minute reduction from daily highs.

Humidity

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

Rainfall

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

Snowfall

June through September are months without snowfall.

Ocean temperature

In Seward, the average seawater temperature in June is 50.2°F (10.1°C).
Note: Diving into 50.2°F (10.1°C) when it's under 50°F (10°C) can cause immediate cold shock symptoms, marked by hyperventilation.

Daylight

With an average of 18h and 48min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 4:44 am and sunset at 11:07 pm. On the last day of the month, sunrise is at 4:38 am and sunset at 11:24 pm AKDT.

Sunshine

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

UV index

In Seward, the average daily maximum UV index in June is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In June, the maximum UV index of 3 suggests this advice:
Act with care - The need to guard against sun damage is communicated. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

The high-temperature, in June, in Seward, is 52°F (11.1°C), while the low-temperature averages to 43.3°F (6.3°C).

What is the least humid month?

The least humid month is June, with an average relative humidity of 80%.

What is the average humidity in June?

The average relative humidity in June is 80%.

What is the driest month?

The month with the least rainfall is June, when the rain falls for 15.8 days and typically collects 2.09" (53mm) of precipitation.

How many days does it rain in June?

In Seward, in June, during 15.8 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

When it does not snow?

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

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

What is the ocean temperature in June?

In June, the average ocean temperature is 50.2°F (10.1°C). Swimming in 50.2°F (10.1°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

When are the longest days?

The month with the longest days is June, with an average of 18h and 48min of daylight.

What is the average length of the day in June?

In Seward, the average day length in June is 18h and 46min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 4:44 am and sunset at 11:07 pm. On the last day of the month, sunrise is at 4:38 am and sunset at 11:24 pm AKDT.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 9.5h of sunshine.

How many hours of sunshine does Seward have in June?

In Seward, the average sunshine duration in June is 9.5h.

What is the UV index intensity in June?

The average daily maximum UV index in June is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Seward, AK

Average temperature in June - Seward, AK
  • Average high temperature in June: 52°F

The warmest month (with the highest average high temperature) is July (56.8°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in June: 43.3°F

The month with the highest average low temperature is July (47.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in June
Seward, AK

Average pressure in June - Seward, AK
  • Average pressure in June: 29.92"Hg

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

Average wind speed in June
Seward, AK

Average wind speed in June - Seward, AK
  • Average wind speed in June: 4.8mph

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).

Average humidity in June
Seward, AK

Average humidity in June - Seward, AK
  • Average humidity in June: 80%

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

Average rainfall in June
Seward, AK

Average rainfall in June - Seward, AK
  • Average rainfall in June: 2.09"

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

Average rainfall days in June
Seward, AK

Average rainfall days in June - Seward, AK
  • Average rainfall days in June: 15.8 days

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).

Average snowfall in June
Seward, AK

Average snowfall in June - Seward, AK
  • Average snowfall in June: 0"

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

Average snowfall days in June
Seward, AK

Average snowfall days in June - Seward, AK
  • Average snowfall days in June: 0 days

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).

Average sea temperature in June
Seward, AK

Average sea temperature in June - Seward, AK
  • Average sea temperature in June: 50.2°F

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).

Average daylight in June /
Average sunshine in June
Seward, AK

Average daylight in June / Average sunshine in June - Seward, AK
  • Average daylight in June: 18h and 5min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in June: 9h and 3min

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).

Average sunshine days in June
Seward, AK

Average sunshine days in June - Seward, AK
  • Average sunshine days in June: 12.3 days

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

Average UV index in June
Seward, AK

Average UV index in June - Seward, AK
  • Average UV index in June: 3

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, October, November and December (UV index 1).

Average cloud cover in June
Seward, AK

Average cloud cover in June - Seward, AK
  • Average cloud cover in June: 51

The month with the most cloud cover is December (Cloud cover 55).
The months with the least cloud cover are March and November (Cloud cover 50).

Average visibility in June
Seward, AK

Average visibility in June - Seward, AK
  • Average visibility in June: 6mi

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).

Seward, Alaska, USA

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