Great Sand Dunes National Park weather in June
June in Great Sand Dunes National Park: nice, dry — an excellent time to visit.
#5 of 12 months in Great Sand Dunes National Park · #144 of 604 destinations to visit in June · comfort 88/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Great Sand Dunes National Park climate normals — June
| Daytime high | 25°C / 78°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 51°F | |
| Feels like (high) | 23°C / 73°F | |
| Rainfall | 26 mm / 1 in | ☀️ dry |
| Rainy days | 8 days | |
| Humidity | 44% | 🍃 comfortable |
| Dew point | 2°C / 35°F | |
| Sunshine | 12.9 h/day | |
| Daylight | 14.7 h | |
| Wind | 19 km/h / 12 mph | |
| Snowfall | 0.1 cm / 0 in | |
| Air quality (US AQI) | 51 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Great Sand Dunes National Park?
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Great Sand Dunes National Park in June — FAQ
- Is June a good time to visit Great Sand Dunes National Park?
- June in Great Sand Dunes National Park: nice, dry — an excellent time to visit. It ranks #5 of 12 months for Great Sand Dunes National Park on SeasonMap's comfort score (88/100).
- What is the weather like in Great Sand Dunes National Park in June?
- In June, Great Sand Dunes National Park averages a daily high of 25.3°C and a low of 10.5°C, with about 26 mm of rain over roughly 8.2 rainy days.
- What is the air quality in Great Sand Dunes National Park in June?
- Great Sand Dunes National Park has a mean US Air Quality Index of about 51 in June.