Glacier Bay National Park weather in July
July in Glacier Bay National Park: cool, soaked, with clean air — one of the best months to visit.
#1 of 12 months in Glacier Bay National Park · #179 of 604 destinations to visit in July · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Glacier Bay National Park climate normals — July
| Daytime high | 11°C / 52°F | 🙂 cool |
|---|---|---|
| Nighttime low | 7°C / 45°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 170 mm / 6.7 in | ⛈ soaked |
| Rainy days | 13 days | |
| Humidity | 87% | 💦 very humid |
| Dew point | 7°C / 44°F | |
| Sunshine | 10.2 h/day | |
| Daylight | 17.5 h | |
| Wind | 10 km/h / 6 mph | |
| Snowfall | 0.3 cm / 0.1 in | |
| Air quality (US AQI) | 24 | 🍃 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 July — FAQ
- Is July a good time to visit Glacier Bay National Park?
- July in Glacier Bay National Park: cool, soaked, with clean air — one of the best months to visit. It ranks #1 of 12 months for Glacier Bay National Park on SeasonMap's comfort score (86/100).
- What is the weather like in Glacier Bay National Park in July?
- In July, Glacier Bay National Park averages a daily high of 11.3°C and a low of 7.2°C, with about 170.2 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Glacier Bay National Park in July?
- Glacier Bay National Park has a mean US Air Quality Index of about 24 in July.