Glacier National Park weather in June
June in Glacier National Park: cool, rainy, with clean air — an excellent time to visit.
#4 of 12 months in Glacier National Park · #247 of 604 destinations to visit in June · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Glacier National Park climate normals — June
| Daytime high | 16°C / 60°F | 🙂 cool |
|---|---|---|
| Nighttime low | 5°C / 41°F | |
| Feels like (high) | 14°C / 57°F | |
| Rainfall | 94 mm / 3.7 in | 🌧 rainy |
| Rainy days | 15 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 4°C / 39°F | |
| Sunshine | 12.6 h/day | |
| Daylight | 16.1 h | |
| Wind | 14 km/h / 9 mph | |
| Snowfall | 6.4 cm / 2.5 in | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Glacier National Park?
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Glacier National Park in June — FAQ
- Is June a good time to visit Glacier National Park?
- June in Glacier National Park: cool, rainy, with clean air — an excellent time to visit. It ranks #4 of 12 months for Glacier National Park on SeasonMap's comfort score (84/100).
- What is the weather like in Glacier National Park in June?
- In June, Glacier National Park averages a daily high of 15.6°C and a low of 5.1°C, with about 93.8 mm of rain over roughly 14.6 rainy days.
- What is the air quality in Glacier National Park in June?
- Glacier National Park has a mean US Air Quality Index of about 43 in June.
- Does it snow in Glacier National Park in June?
- Glacier National Park sees roughly 6.4 cm of snowfall in June.