August weather forecast
Galena, AK

Share

Weather in August

The last month of the summer, August, is also a moderate month in Galena, Alaska, with an average temperature ranging between max 60.4°F (15.8°C) and min 45°F (7.2°C).

Temperature

The beginning of August subtly marks a decrease in the average high-temperature, transitioning from a comfortable 67.3°F (19.6°C) in July to a mild 60.4°F (15.8°C). Throughout August, an average low-temperature of 45°F (7.2°C) is expected in Galena.

Humidity

In Galena, the average relative humidity in August is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 19 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

June through August are months without snowfall in Galena.

Daylight

In Galena, the average length of the day in August is 16h and 24min.
On the first day of the month, sunrise is at 5:32 am and sunset at 11:35 pm. On the last day of August, sunrise is at 7:08 am and sunset at 9:47 pm AKDT.

Sunshine

In August, the average sunshine is 7.3h.

UV index

In Galena, the average daily maximum UV index in August is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 3 during August leads to these advisories:
Be vigilant - A duty to shield skin and eyes from injury exists. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
[Resources]

Frequently asked questions

What are August temperatures in Galena?

In Galena, in August, the average high-temperature is 60.4°F (15.8°C), and the average low-temperature is 45°F (7.2°C).

What is the average humidity in August in Galena?

In August, the average relative humidity in Galena is 78%.

What is the wettest month in Galena?

The month with the most rainfall in Galena is August, when the rain falls for 19 days and typically aggregates up to 2.05" (52mm) of precipitation.

How many days does it rain in August in Galena?

In Galena, Alaska, in August, during 19 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow in Galena?

June through August are months without snowfall in Galena, Alaska.

Does it snow in Galena in August?

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

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

In August, the average day length in Galena, Alaska, is 16h and 24min.

When is the sunrise / sunset in August in Galena?

In August, on the first day of the month, sunrise is at 5:32 am and sunset at 11:35 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 9:47 pm AKDT.

How long on average sun shines in August in Galena?

In August, the average sunshine duration is 7.3h.

What is the UV index reading in August in Galena?

The average daily maximum UV index in August in Galena, Alaska, is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Galena, AK

Average temperature in August - Galena, AK
  • Average high temperature in August: 60.4°F

The warmest month (with the highest average high temperature) is July (67.3°F).
The month with the lowest average high temperature is January (-0.8°F).

  • Average low temperature in August: 45°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).

[Resources]

Average pressure in August
Galena, AK

Average pressure in August - Galena, AK
  • Average pressure in August: 29.83"Hg

The month with the highest atmospheric pressure is February (29.93"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).

[Resources]

Average wind speed in August
Galena, AK

Average wind speed in August - Galena, AK
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is September (5.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

[Resources]

Average humidity in August
Galena, AK

Average humidity in August - Galena, AK
  • Average humidity in August: 78%

The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (59%).

[Resources]

Average rainfall in August
Galena, AK

Average rainfall in August - Galena, AK
  • Average rainfall in August: 2.05"

The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.59").

[Resources]

Average rainfall days in August
Galena, AK

Average rainfall days in August - Galena, AK
  • Average rainfall days in August: 19 days

The month with the highest number of rainy days is August (19 days).
The months with the least rainy days are January and February (2.3 days).

[Resources]

Average snowfall in August
Galena, AK

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

The month with the highest snowfall is December (8.62").
The months with the least snowfall are June, July and August (0").

[Resources]

Average snowfall days in August
Galena, AK

Average snowfall days in August - Galena, AK
  • Average snowfall days in August: 0.1 days

The month with the highest number of snowfall days is March (20.3 days).
The months with the least snowfall days are June and July (0 days).

[Resources]

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

Average daylight in August / Average sunshine in August - Galena, AK
  • Average daylight in August: 16h and 2min

The month with the longest days is June (Average daylight: 21h and 24min).
The month with the shortest days is December (Average daylight: 4h and 0min).

  • Average sunshine in August: 7h and 2min

The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

[Resources]

Average sunshine days in August
Galena, AK

Average sunshine days in August - Galena, AK
  • Average sunshine days in August: 9.2 days

The month with the most sunshine days is January (18 days).
The month with the least sunshine days is April (6.5 days).

[Resources]

Average UV index in August
Galena, AK

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

The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

[Resources]

Average cloud cover in August
Galena, AK

Average cloud cover in August - Galena, AK
  • Average cloud cover in August: 61

The month with the most cloud cover is April (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 47).

[Resources]

Average visibility in August
Galena, AK

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

The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April and December (2mi).

[Resources]

Galena, Alaska, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location