This is a climate-model estimate, not a measurement: we have no measured water temperature for rivers, lakes and reservoirs yet. Real measurements are available for seas only.
Bite in Irkutsk today — good 🎣
Pressure is jumping, water +14° — most active: perch and pike. Forecast by fish species and for the week ahead.
Bite forecast →
Water bodies in Irkutsk 🌊
Map of water bodies in Irkutsk
Water temperature in Irkutsk for a month
There is no exact monthly water forecast — the reference is the climate normal: in summer the water warms to about +18°. The monthly normal is below.
Monthly water temperature in Irkutsk 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ❄ | ❄ | ❄ | +3 | +8 | +15 | +18 | +16 | +12 | +4 | ❄ | ❄ |
Climate normal (model estimate).
Water temperature archive in Irkutsk on this day
| Year | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Water | +21° | +20° | +21° | +24° | +26° | +25° | +22° | +20° | +21° | +23° |
Climate normal (model estimate for this date), not a measurement archive.
When to swim in Irkutsk 🏖️
Where else to swim nearby 🏝️
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FAQ about water in Irkutsk ❓
What is the water temperature in Irkutsk now?
Now +23° — Warm water.
When to swim in Irkutsk?
Comfortable season — July.
When is the water in Irkutsk warmest?
Warmest in July — up to +18°.
What bodies of water are there in Irkutsk?
Lake Baikal, Angara, Irkut.
Water temperature in Irkutsk — in detail
A summary page of water temperature across all bodies of water in Irkutsk: Lake Baikal, Angara, Irkut. Now about +23°. For seas the temperature is measured SST; for rivers and lakes it is a climate estimate.