Glacier Bay National Park and Preserve Weather in August

August in Glacier Bay National Park and Preserve brings low temperatures, with daytime highs of 10°C (50°F) and nights around 4°C (39°F). It's part of the rainy season, with 317 mm (12 in) of rainfall on average, so an umbrella or poncho is a good idea.

Rainfall in Glacier Bay National Park and Preserve in August

As part of the rainy season, Glacier Bay National Park and Preserve sees around 15 days of rain in August, with an average of 317 mm (12 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Glacier Bay National Park and Preserve in August

In August, Glacier Bay National Park and Preserve sees low temperatures, with highs of 10°C (50°F). Nights drop to around 4°C (39°F). During August, the summer season is in full swing. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

To explore more travel options, our weather planner can help you discover destinations worldwide.