Temperatures in August
It's cool to moderate in August in Glacier Bay National Park with an average temperature of 16°C. Temperatures this month range from a low of 15°C to a high of 19°C. At night, you can expect temperatures between 10°C and 13°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Glacier Bay National Park in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Glacier Bay National Park with cool temperatures, averaging around 17°C during the day and nights close to 12°C. Plenty of days with a chance of precipitation.
Mid-August
By mid-August, the average daytime temperature stays the same at 17°C, with nights close to 11°C. The chance of precipitation is high during this period.
End of August
By the end of August, the average daytime temperature in Glacier Bay National Park will be around 16°C, with nights close to 11°C. There’s a significant chance of many days with precipitation.
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Precipitation in August
In August, there is an average of 210 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the South.
Across the whole month, the average precipitation chance is 51% per day. Though it seems average, the weather’s variable. Some days have higher, others lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Glacier Bay National Park. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Glacier Bay National Park in August |
UK | ||
|---|---|---|---|
 Average Temperature |
16°C | 22°C | |
 High Temp |
19°C | 24°C | |
| Low Temp |
15°C | 19°C | |
 Total Precipitation |
210 mm | 60 mm | |
| Rainy Days |
16 days | 10 days | |
July
UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Glacier Bay National Park?
Looking for sun and warm weather? Then August isn’t the best time to be in Glacier Bay National Park. The temperature is too low this month for a warm stay.
Temperature records for Glacier Bay National Park in August
With 27°C, Glacier Bay National Park hit the highest temperature in the last 10 years in August 2017. The lowest daytime temperature in this month was 9°C in 2015. The extreme night temperatures ranged from a low of 5°C to a high of 16°C.
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Daily Temperature in August in Glacier Bay National Park
This chart shows the average daily temperatures, both day and night, for each day in August in Glacier Bay National Park, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Glacier Bay National Park
The chart below shows the average daily precipitation in August for Glacier Bay National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 16 days of rain in Glacier Bay National Park.
Daily UV Index in August in Glacier Bay National Park
This chart shows the average daily UV index in August in Glacier Bay National Park, 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.
Temperature in August in Glacier Bay National Park Over the Years
This chart shows the average temperature in August in Glacier Bay National Park, measured in degrees Celsius, over the past years.
Total Precipitation in August in Glacier Bay National Park Over the Years
This chart shows the average precipitation in August in Glacier Bay National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Glacier Bay National Park
Click on a specific day in August for detailed info on the typical weather on that day in Glacier Bay National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Glacier Bay National Park
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Average Weather in Glacier Bay National Park by Month
Click on a month below to see detailed weather info for Glacier Bay National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Glacier Bay National Park for all months at once
