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.
Cold water. Now +11°.
Water temperature in Attu for a month
There is no exact monthly water forecast — the reference is the climate normal: in summer the water warms to about +14°. The monthly normal is below.
Monthly water temperature in Attu 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ❄ | ❄ | +3 | +4 | +8 | +14 | +13 | +11 | +11 | +9 | +3 | ❄ |
Climate normal (model estimate).
Water temperature archive in Attu on this day
| Year | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Water | +12° | +11° | +11° | +11° | +12° | +13° | +13° | +12° | +11° | +11° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in Attu — in detail
A summary page of water temperature across all bodies of water in Attu. Now about +11°. For seas the temperature is measured SST; for rivers and lakes it is a climate estimate.