Visit the Kamchatka Peninsula
One of the most enchanting areas of Russia is the Kamchatka peninsula. It is how the earth must have looked like in prehistoric times.
Irkutsk in April sees low temperatures, with highs around 10°C (50°F) and overnight lows of -3°C (27°F). Around 27 mm (1.1 in) of snow/rainfall is typical, so a light rain jacket is a sensible addition to your bag.
Should you favor a climate that's both dry and comfortably warm, June and July typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Pick a month to see the average temperature, rainfall and sunshine in Irkutsk - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Irkutsk typically rise from around 6°C (43°F) at the start of April to approximately 12°C (54°F) by the end. Nights are very cold, with lows typically ranging from -7°C (19°F) to 0°C (32°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Irkutsk spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Irkutsk from 1976 through 2026.
Find out more about the weather in Russia and which places have the best travel conditions in this month. See all of Russia in April →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Cold weather calls for smart layering in April. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Pack a light rain jacket or compact umbrella for occasional showers. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Irkutsk climate overview or explore weather in Russia.
Where to go in April - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
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