Hilo weather in June
June in Hilo: hot, soaked, with clean air — one of the best months to visit.
#1 of 12 months in Hilo · #404 of 604 destinations to visit in June · comfort 74/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Hilo climate normals — June
| Daytime high | 26°C / 78°F | 🥵 hot |
|---|---|---|
| Nighttime low | 21°C / 69°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 198 mm / 7.8 in | ⛈ soaked |
| Rainy days | 26 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 20°C / 67°F | |
| Sunshine | 12.3 h/day | |
| Daylight | 13.3 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 23 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Hilo?
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Hilo in June — FAQ
- Is June a good time to visit Hilo?
- June in Hilo: hot, soaked, with clean air — one of the best months to visit. It ranks #1 of 12 months for Hilo on SeasonMap's comfort score (74/100).
- What is the weather like in Hilo in June?
- In June, Hilo averages a daily high of 25.6°C and a low of 20.5°C, with about 197.5 mm of rain over roughly 26 rainy days.
- What is the air quality in Hilo in June?
- Hilo has a mean US Air Quality Index of about 23 in June.