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.
Cool for swimming. Now in Lake Onega +16°.
Water temperature map of Lake Onega
ColderWarmer
Water temperature in Lake Onega by city for 2 weeks 📍
| City | for 2 weeks | Swimming |
|---|---|---|
| Kondopoga | +15° | Cool for swimming |
| Petrozavodsk | +16° | Cool for swimming |
🎣 Fishing in cities on Lake Onega
Water temperature forecast in Lake Onega for 2 weeks 📅
Monday
17 August
+16°
Tuesday
18 August
+16°
Wednesday
19 August
+16°
Thursday
20 August
+16°
Friday
21 August
+16°
Saturday
22 August
+16°
Sunday
23 August
+16°
Monday
24 August
+16°
Tuesday
25 August
+16°
Wednesday
26 August
+16°
Thursday
27 August
+15°
Friday
28 August
+15°
Saturday
29 August
+15°
Sunday
30 August
+14°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in Lake Onega for 2 weeks 📈
+14°
minimum for 2 weeks
+16°
maximum for 2 weeks
↘
falling by +2°
🏊
For 2 weeks: up to +16° — for hardy swimmers.
For 10 days
Over the next 10 days the water in Lake Onega ranges from +16° to +16°.
Water questions for 2 weeks ❓
What is the water in Lake Onega for 2 weeks?
From +14° to +16° by the climate model; trend — falling by +2°.
Will the water warm up by the weekend?
On Saturday about +16°.
Can you swim in Lake Onega for 2 weeks?
up to +16° — for hardy swimmers.
Water temperature forecast in Lake Onega for 2 weeks. Daily values and by-city temperatures for this horizon to plan a trip and a swim. Full reference data — map, monthly climate normal, yearly archive and swimming season — is on the main page.