Irkutsk in August
7.3out of 10
Possible, with caveats
Mild: highs around 22°C. Frequent rain: about 12 rainy days.
22°CAvg high
12°CAvg low
12Rainy days (101 mm)
14:28 hDaylight
05:53Sunrise · 20:21 Sunset
Why this score
- Mild: highs around 22°C
- Frequent rain: about 12 rainy days
What to wear and pack
- Layers you can add or remove
- A light jacket for cooler evenings
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in August varies a lot between years (±3.1 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -15°C | -25°C | 5 mm | 2 | – | – | 4.9 |
| February | -10°C | -22°C | 5 mm | 2 | – | – | 4.8 |
| March | 0°C | -13°C | 10 mm | 4 | – | – | 4.6 |
| April | 9°C | -3°C | 23 mm | 6 | – | – | 5.8 |
| May | 16°C | 4°C | 39 mm | 9 | – | – | 6.9 |
| June | 21°C | 10°C | 66 mm | 11 | – | – | 7.5 |
| July | 23°C | 14°C | 93 mm | 12 | – | – | 7.4 |
| August | 22°C | 12°C | 101 mm | 12 | – | – | 7.3 |
| September | 15°C | 5°C | 61 mm | 11 | – | – | 6.6 |
| October | 7°C | -3°C | 23 mm | 6 | – | – | 5.5 |
| November | -4°C | -12°C | 13 mm | 4 | – | – | 4.6 |
| December | -13°C | -21°C | 10 mm | 4 | – | – | 4.6 |
Frequently asked questions
How hot is Irkutsk in August?
Daytime highs average 22°C and nights about 12°C.
When is the best time to visit Irkutsk?
The best months are June, July, August, May.