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 Oya
Water temperature in the Oya by city today 📍
| City | Now | Swimming |
|---|---|---|
| Ermakovskoe | +19° | Comfortable for swimming |
🎣 Fishing in cities on the Oya
Water temperature forecast in the Oya 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Oya this weekend
Water temperature in the Oya for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +19° in summer. The monthly normal is below.
Monthly water temperature in the Oya 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +2 | +4 | +5 | +8 | +15 | +19 | +18 | +18 | +18 | +14 | +8 | +5 |
Climate normal (model estimate).
Swimming conditions in the Oya by month
When to swim in the Oya 🏖️
Cities on the Oya 📍
FAQ about water in the Oya ❓
What is the water temperature in the Oya now?
Now +19° — Comfortable for swimming.
Can you swim in the Oya?
Comfortable season — from June to September.
When is water warmest in the Oya?
Warmest in June — up to +19°.
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 Oya on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Ermakovskoe | +15° | +16° | +18° | +19° | +18° | +16° | +15° | +16° | +18° | +19° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Oya — in detail
Water temperature in the Oya is tracked across 1 cities. The water is now about +19°. The page has a temperature map by city, a daily forecast and a monthly climate normal.