Glacier Bay National Park weather in June
June in Glacier Bay National Park: cold, soaked, with clean air — one of the best months to visit.
#2 of 12 months in Glacier Bay National Park · #309 of 604 destinations to visit in June · comfort 81/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Glacier Bay National Park climate normals — June
| Daytime high | 9°C / 49°F | 🧥 cold |
|---|---|---|
| Nighttime low | 5°C / 41°F | |
| Feels like (high) | 8°C / 46°F | |
| Rainfall | 170 mm / 6.7 in | ⛈ soaked |
| Rainy days | 14 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 4°C / 39°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 18.2 h | |
| Wind | 12 km/h / 7 mph | |
| Snowfall | 18.7 cm / 7.4 in | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Glacier Bay National Park?
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Glacier Bay National Park in June — FAQ
- Is June a good time to visit Glacier Bay National Park?
- June in Glacier Bay National Park: cold, soaked, with clean air — one of the best months to visit. It ranks #2 of 12 months for Glacier Bay National Park on SeasonMap's comfort score (81/100).
- What is the weather like in Glacier Bay National Park in June?
- In June, Glacier Bay National Park averages a daily high of 9.2°C and a low of 5°C, with about 170.3 mm of rain over roughly 14 rainy days.
- What is the air quality in Glacier Bay National Park in June?
- Glacier Bay National Park has a mean US Air Quality Index of about 31 in June.
- Does it snow in Glacier Bay National Park in June?
- Glacier Bay National Park sees roughly 18.7 cm of snowfall in June.