Flagstaff weather in June
June in Flagstaff: warm, dry — one of the best months to visit.
#2 of 12 months in Flagstaff · #43 of 897 destinations to visit in June · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Flagstaff in June
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Flagstaff climate normals — June
| Daytime high | 27°C / 81°F | 🌤 warm |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Rainfall | 12 mm / 0.5 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 30% | 🌵 dry |
| Dew point | -1°C / 30°F | |
| Sunshine | 13.1 h/day | |
| Daylight | 14.5 h | |
| Wind | 19 km/h / 12 mph | |
| Air quality (US AQI) | 61 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Flagstaff in June — FAQ
- Is June a good time to visit Flagstaff?
- June in Flagstaff: warm, dry — one of the best months to visit. It ranks #2 of 12 months for Flagstaff on SeasonMap's comfort score (94/100).
- What is the weather like in Flagstaff in June?
- In June, Flagstaff averages a daily high of 27.4°C and a low of 13.7°C, with about 11.8 mm of rain over roughly 3.2 rainy days.
- What is the air quality in Flagstaff in June?
- Flagstaff has a mean US Air Quality Index of about 61 in June.