Irkutsk weather in June
June in Irkutsk: nice, a little rain, with clean air — one of the best months to visit.
#1 of 12 months in Irkutsk · #22 of 604 destinations to visit in June · comfort 94/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Irkutsk climate normals — June
| Daytime high | 23°C / 73°F | 😎 nice |
|---|---|---|
| Nighttime low | 11°C / 52°F | |
| Feels like (high) | 22°C / 72°F | |
| Rainfall | 61 mm / 2.4 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 64% | 💧 humid |
| Dew point | 10°C / 49°F | |
| Sunshine | 11.4 h/day | |
| Daylight | 16.7 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Irkutsk?
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Irkutsk in June — FAQ
- Is June a good time to visit Irkutsk?
- June in Irkutsk: nice, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Irkutsk on SeasonMap's comfort score (94/100).
- What is the weather like in Irkutsk in June?
- In June, Irkutsk averages a daily high of 22.6°C and a low of 11.1°C, with about 60.6 mm of rain over roughly 12.8 rainy days.
- What is the air quality in Irkutsk in June?
- Irkutsk has a mean US Air Quality Index of about 46 in June.