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 Yermish
Water temperature in the Yermish by city today 📍
| City | Now | Swimming |
|---|---|---|
| Ermish | +15° | Cold water |
🎣 Fishing in cities on the Yermish
Water temperature forecast in the Yermish 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Yermish this weekend
Water temperature in the Yermish for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +17° in summer. The monthly normal is below.
Monthly water temperature in the Yermish 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ❄ | +3 | +4 | +7 | +13 | +16 | +16 | +17 | +16 | +11 | +7 | +5 |
Climate normal (model estimate).
Swimming conditions in the Yermish by month
When to swim in the Yermish 🏖️
Cities on the Yermish 📍
FAQ about water in the Yermish ❓
What is the water temperature in the Yermish now?
Now +15° — Cool for swimming.
When is water warmest in the Yermish?
Warmest in August — up to +17°.
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 Yermish on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Ermish | +15° | +13° | +14° | +16° | +17° | +17° | +15° | +13° | +14° | +15° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Yermish — in detail
Water temperature in the Yermish is tracked across 1 cities. The water is now about +15°. The page has a temperature map by city, a daily forecast and a monthly climate normal.