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.
Water temperature map of the Katun
Water temperature in the Katun by city today 📍
| City | Now | Swimming |
|---|---|---|
| Manzherok | +16° | Cool for swimming |
| Elekmonar | +17° | Cool for swimming |
| Souzga | +18° | Cool for swimming |
| Aya | +18° | Cool for swimming |
| Inya | +18° | Comfortable for swimming |
| Verkh-Obskiy | +16° | Cool for swimming |
| Berezovka | +16° | Cool for swimming |
| Lesnoe | +17° | Cool for swimming |
| Bystryanka | +16° | Cool for swimming |
| Shulgin Log | +18° | Cool for swimming |
| Verkh-Katunskoe | +16° | Cool for swimming |
| Srostki | +16° | Cool for swimming |
| Mayma | +16° | Cool for swimming |
| Ust-Koksa | +17° | Cool for swimming |
| Chemal | +17° | Cool for swimming |
🎣 Fishing in cities on the Katun
Water temperature forecast in the Katun 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Katun this weekend
Water temperature in the Katun for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +22° in summer. The monthly normal is below.
Monthly water temperature in the Katun 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +5 | +3 | +7 | +12 | +14 | +18 | +22 | +20 | +15 | +13 | +9 | +4 |
Climate normal (model estimate).
Swimming conditions in the Katun by month
When to swim in the Katun 🏖️
Cities on the Katun 📍
FAQ about water in the Katun ❓
What is the water temperature in the Katun now?
Now +18° — Cool for swimming.
Can you swim in the Katun?
Comfortable season — from June to August.
When is water warmest in the Katun?
Warmest in July — up to +22°.
Where does the water temperature data come from?
A water temperature model (by latitude, longitude and day of year), by cities.
Water temperature archive in the Katun on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Manzherok | +18° | +19° | +18° | +15° | +15° | +16° | +18° | +19° | +18° | +16° |
| Elekmonar | +18° | +19° | +18° | +15° | +15° | +16° | +18° | +19° | +19° | +17° |
| Souzga | +19° | +20° | +19° | +17° | +16° | +17° | +19° | +20° | +20° | +18° |
| Aya | +19° | +20° | +19° | +16° | +16° | +17° | +19° | +20° | +20° | +18° |
| Inya | +20° | +21° | +20° | +17° | +16° | +17° | +19° | +21° | +20° | +18° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Katun — in detail
Water temperature in the Katun is tracked across 15 cities. The water is now about +18°. The page has a temperature map by city, a daily forecast and a monthly climate normal.