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 Taui
Water temperature in the Taui by city today 📍
| City | Now | Swimming |
|---|---|---|
| Carmarthen | +16° | Cool for swimming |
| Llandeylo | +17° | Cool for swimming |
| Llandibi | +17° | Cool for swimming |
| Llandoveri | +17° | Cool for swimming |
🎣 Fishing in cities on the Taui
Water temperature forecast in the Taui 📅
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Taui this weekend
Water temperature in the Taui for a month
There is no exact monthly water forecast — it changes slowly. The reference is the climate normal: up to +18° in summer. The monthly normal is below.
Monthly water temperature in the Taui 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +3 | +3 | +4 | +9 | +13 | +14 | +16 | +18 | +15 | +10 | +8 | +5 |
Climate normal (model estimate).
Swimming conditions in the Taui by month
When to swim in the Taui 🏖️
Cities on the Taui 📍
FAQ about water in the Taui ❓
What is the water temperature in the Taui now?
Now +17° — Cool for swimming.
Can you swim in the Taui?
Comfortable season — August.
When is water warmest in the Taui?
Warmest in August — up to +18°.
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 Taui on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Carmarthen | +16° | +16° | +16° | +16° | +15° | +15° | +15° | +16° | +16° | +16° |
| Llandeylo | +17° | +17° | +17° | +17° | +16° | +16° | +17° | +17° | +17° | +17° |
| Llandibi | +17° | +17° | +17° | +17° | +16° | +16° | +16° | +17° | +17° | +17° |
| Llandoveri | +16° | +17° | +17° | +16° | +16° | +16° | +16° | +17° | +17° | +17° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Taui — in detail
Water temperature in the Taui is tracked across 4 cities. The water is now about +17°. The page has a temperature map by city, a daily forecast and a monthly climate normal.