Cool for swimming. Now in the Aldan +18°. Swimming season — Jun–Jul.
Water temperature map of the Aldan
ColderWarmer
Water temperature in the Aldan by city today 📍
| City | Now | Swimming |
|---|---|---|
| Tommot | +19° | Comfortable for swimming |
| Ust-Maya | +17° | Cool for swimming |
| Khandyga | +16° | Cool for swimming |
| Dzhebariki-Khaya | +17° | Cool for swimming |
🎣 Fishing in cities on the Aldan
Water temperature forecast in the Aldan 📅
Friday
24 July
+18°
Saturday
25 July
+17°
Sunday
26 July
+17°
Monday
27 July
+17°
Tuesday
28 July
+17°
Wednesday
29 July
+17°
Thursday
30 July
+17°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature in the Aldan this weekend
Saturday, 25 July · water +17° · cool for swimming
Sunday, 26 July · water +17° · cool for swimming
Water temperature in the Aldan 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 Aldan 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ❄ | ❄ | +5 | +7 | +11 | +17 | +19 | +16 | +13 | +12 | +5 | ❄ |
Climate normal (model estimate).
Swimming conditions in the Aldan by month
Jan❄Under ice — no swimming.
Feb❄Under ice — no swimming.
Mar+5°Cold, only for the hardy.
Apr+7°Cold, only for the hardy.
May+11°Cold, only for the hardy.
Jun+17°Swimming season — comfortable.
Jul+19°Swimming season — comfortable.
Aug+16°Cool for swimming.
Sep+13°Cold, only for the hardy.
Oct+12°Cold, only for the hardy.
Nov+5°Cold, only for the hardy.
Dec❄Under ice — no swimming.
When to swim in the Aldan 🏖️
🏖️
Comfortable to swim in Jun–Jul, when the water warms to +17° and above.
Cities on the Aldan 📍
FAQ about water in the Aldan ❓
What is the water temperature in the Aldan now?
Now +18° — Cool for swimming.
Can you swim in the Aldan?
Comfortable season — Jun–Jul.
When is water warmest in the Aldan?
In Jul — 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 Aldan on this day
| City | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Tommot | +19° | +20° | +20° | +18° | +17° | +17° | +18° | +20° | +20° | +19° |
| Ust-Maya | +16° | +18° | +17° | +16° | +15° | +15° | +16° | +17° | +18° | +17° |
| Khandyga | +16° | +17° | +17° | +15° | +14° | +14° | +15° | +17° | +17° | +16° |
| Dzhebariki-Khaya | +16° | +18° | +18° | +16° | +15° | +15° | +16° | +17° | +18° | +17° |
Climate normal (model estimate for this date), not a measurement archive.
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Water temperature in the Aldan — in detail
Water temperature in the Aldan is tracked across 4 cities. The water is now about +18°. The page has a temperature map by city, a daily forecast and a monthly climate normal.