Hamilton weather in June
June in Hamilton: warm, rainy, with clean air — an excellent time to visit.
#4 of 12 months in Hamilton · #324 of 604 destinations to visit in June · comfort 80/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Hamilton climate normals — June
| Daytime high | 25°C / 76°F | 🌤 warm |
|---|---|---|
| Nighttime low | 23°C / 74°F | |
| Feels like (high) | 27°C / 81°F | |
| Rainfall | 137 mm / 5.4 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 20°C / 69°F | |
| Sunshine | 11.4 h/day | |
| Daylight | 14.2 h | |
| Wind | 26 km/h / 16 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Hamilton?
Loading map…
Hamilton in June — FAQ
- Is June a good time to visit Hamilton?
- June in Hamilton: warm, rainy, with clean air — an excellent time to visit. It ranks #4 of 12 months for Hamilton on SeasonMap's comfort score (80/100).
- What is the weather like in Hamilton in June?
- In June, Hamilton averages a daily high of 24.5°C and a low of 23.3°C, with about 137.1 mm of rain over roughly 14.4 rainy days.
- What is the air quality in Hamilton in June?
- Hamilton has a mean US Air Quality Index of about 41 in June.