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.
Bite in Sendai today — moderate 🎣
Pressure is steady, water +24° — most active: salmon and cod. Forecast by fish species and for the week ahead.
Bite forecast →
Water bodies in Sendai 🌊
Map of water bodies in Sendai
Water temperature in Sendai for a month
There is no exact monthly water forecast — the reference is the climate normal: in summer the water warms to about +22°. The monthly normal is below.
Monthly water temperature in Sendai 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +2 | +3 | +4 | +8 | +12 | +17 | +20 | +22 | +21 | +16 | +11 | +5 |
Climate normal (model estimate).
Water temperature archive in Sendai on this day
| Year | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Water | +31° | +30° | +29° | +29° | +30° | +31° | +31° | +30° | +29° | +29° |
Climate normal (model estimate for this date), not a measurement archive.
When to swim in Sendai 🏖️
Where else to swim nearby 🏝️
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FAQ about water in Sendai ❓
What is the water temperature in Sendai now?
Now +29° — Warm water.
When to swim in Sendai?
Comfortable season — from June to September.
When is the water in Sendai warmest?
Warmest in August — up to +22°.
What bodies of water are there in Sendai?
Pacific Ocean.
Water temperature in Sendai — in detail
A summary page of water temperature across all bodies of water in Sendai: Pacific Ocean. Now about +29°. For seas the temperature is measured SST; for rivers and lakes it is a climate estimate.