August weather forecast
Homer, AK

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The scenic Homer Spit region in Homer, Alaska, overlooking the calm seawater and distant mountain ranges
The scenic Homer Spit region in Homer, Alaska, overlooking the calm seawater and distant mountain ranges

Weather in August

Though retaining the warmth of the peak summer month, August in Homer presents a slight decrease in temperature and an increase in rainfall from the preceding month. Notably, an increase in rainfall up to 3.15" (80mm) can be observed in this month. Not only does the city experience increased cloud cover but also shorter daylight hours, symbolizing the initiation of the transition into autumn. The breezy weather coupled with the slightly cooler sea temperature adds a chill to Homer's air. Consequently, August encapsulates the shifting seasonal dynamics in its weather patterns.

Temperature

With the advent of August, Homer experiences an average high-temperature of a still refreshing 56.7°F (13.7°C), mirroring a close resemblance to the previous month. In August, Homer's nights cool slightly to a consistent average temperature of 48.7°F (9.3°C).

Humidity

In August, the average relative humidity is 84%.

Rainfall

In Homer, during August, the rain falls for 19.2 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, in Homer, there are 183.8 rainfall days, and 35.16" (893mm) of precipitation is accumulated.

Snowfall

In Homer, snow does not fall in June through August.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 53.6°F (12°C).
Note: With the appropriate swimsuit, one can swim in 53.6°F (12°C) even if temperatures dip below 50°F (10°C); otherwise, be ready for cold shock and breath issues. A fleeting swim around 55.4°F (13°C) is distressing.

Daylight

In Homer, the average length of the day in August is 15h and 28min.
On the first day of the month, sunrise is at 5:51 am and sunset at 10:33 pm. On the last day of August, in Homer, sunrise is at 7:02 am and sunset at 9:10 pm AKDT.

Sunshine

The average sunshine in August in Homer is 8h.

UV index

In August, the average daily maximum UV index in Homer is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 3 during August translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. It's recommended to limit sun exposure when its radiation is at its peak during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What are the temperatures in Homer in August?

In Homer, in August, the average high-temperature is 56.7°F (13.7°C), and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in August in Homer?

The average relative humidity in August in Homer, Alaska, is 84%.

How much does it rain in Homer in August?

In Homer, in August, it is raining for 19.2 days, with typically 3.15" (80mm) of accumulated precipitation.

When it does not snow in Homer?

In Homer, snow does not fall in June through August.

Does it snow in Homer in August?

In Homer, Alaska, in August, it doesn't snow. In September, it regularly snows.

What month is the ocean warmest in Homer?

August is the month with the warmest seawater in Homer, with an average ocean temperature of 53.6°F (12°C).

What is the water temperature in August in Homer?

In Homer, the average seawater temperature in August is 53.6°F (12°C). Swimming in 53.6°F (12°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.

What is the average length of the day in August in Homer?

In Homer, Alaska, the average day length in August is 15h and 28min.

What time are sunrise and sunset in August in Homer?

In August, on the first day of the month, sunrise is at 5:51 am and sunset at 10:33 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 9:10 pm AKDT.

How many hours of sunshine does Homer have in August?

In August, the average sunshine duration is 8h.

How high is the UV index in August in Homer?

The average daily maximum UV index in August in Homer, Alaska, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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 August
Homer, AK

Average temperature in August - Homer, AK
  • Average high temperature in August: 56.7°F

The warmest month (with the highest average high temperature) is July (57.7°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 48.7°F

The months with the highest average low temperature are July and August (48.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in August
Homer, AK

Average pressure in August - Homer, AK
  • Average pressure in August: 29.85"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).

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Average wind speed in August
Homer, AK

Average wind speed in August - Homer, AK
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is November (8.8mph).
The calmest month (with the lowest average wind speed) is June (5.1mph).

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Average humidity in August
Homer, AK

Average humidity in August - Homer, AK
  • Average humidity in August: 84%

The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in August
Homer, AK

Average rainfall in August - Homer, AK
  • Average rainfall in August: 3.15"

The wettest month (with the highest rainfall) is December (4.65").
The driest month (with the least rainfall) is June (1.54").

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Average rainfall days in August
Homer, AK

Average rainfall days in August - Homer, AK
  • Average rainfall days in August: 19.2 days

The month with the highest number of rainy days is September (19.9 days).
The month with the least rainy days is February (9 days).

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Average snowfall in August
Homer, AK

Average snowfall in August - Homer, AK
  • Average snowfall in August: 0"

The month with the highest snowfall is December (11.54").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Homer, AK

Average snowfall days in August - Homer, AK
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (14.9 days).
The months with the least snowfall days are June and August (0 days).

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Average sea temperature in August
Homer, AK

Average sea temperature in August - Homer, AK
  • Average sea temperature in August: 54°F

The best month for swimming (with the highest average sea temperature) is August (54°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

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Average daylight in August /
Average sunshine in August
Homer, AK

Average daylight in August / Average sunshine in August - Homer, AK
  • Average daylight in August: 15h and 3min

The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 6min).

  • Average sunshine in August: 8h and 0min

The months with the most sunshine are June and July (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).

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Average sunshine days in August
Homer, AK

Average sunshine days in August - Homer, AK
  • Average sunshine days in August: 10.8 days

The months with the most sunshine days are March and July (12.3 days).
The month with the least sunshine days is December (8.5 days).

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Average UV index in August
Homer, AK

Average UV index in August - Homer, AK
  • Average UV index in August: 3

The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Homer, AK

Average cloud cover in August - Homer, AK
  • Average cloud cover in August: 53

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 52).

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Average visibility in August
Homer, AK

Average visibility in August - Homer, AK
  • Average visibility in August: 5mi

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

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Homer, Alaska, USA

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