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.
Comfortable for swimming. Now in the Aare +20°. Swimming season — from June to September.
Water temperature map of the Aare
ColderWarmer
Water temperature in the Aare by city for the week 📍
+21°
Bern
+21°
Vikhtrakh
+20°
Ferenbalm
+21°
Frauenkappelen
+21°
Fulenbakh
+19°
Grettsenbakh
+20°
Ittigen
+20°
Loyfelfingen
+21°
Myuleberg
+21°
Guntsgen
+21°
Khegendorf
+21°
Koeniz
| City | for the week | Swimming |
|---|---|---|
| Bern | +21° | Comfortable for swimming |
| Vikhtrakh | +21° | Comfortable for swimming |
| Ferenbalm | +20° | Comfortable for swimming |
| Frauenkappelen | +21° | Comfortable for swimming |
| Fulenbakh | +21° | Comfortable for swimming |
| Grettsenbakh | +19° | Comfortable for swimming |
| Ittigen | +20° | Comfortable for swimming |
| Loyfelfingen | +20° | Comfortable for swimming |
| Myuleberg | +21° | Comfortable for swimming |
| Guntsgen | +21° | Comfortable for swimming |
| Khegendorf | +21° | Comfortable for swimming |
| Koeniz | +21° | Comfortable for swimming |
| Shenenverd | +19° | Comfortable for swimming |
| Vangen-Olten | +21° | Comfortable for swimming |
| Langental | +19° | Comfortable for swimming |
| Lentsburg | +20° | Comfortable for swimming |
| Egerten | +20° | Comfortable for swimming |
| Belmund | +20° | Comfortable for swimming |
| Niderlents | +20° | Comfortable for swimming |
| Bryug | +20° | Comfortable for swimming |
| Aarberg | +21° | Comfortable for swimming |
| Ipzakh | +20° | Comfortable for swimming |
| Ruppersvil | +20° | Comfortable for swimming |
| Nidau | +20° | Comfortable for swimming |
| Shafiskhaym | +20° | Comfortable for swimming |
| Kalnakh | +21° | Comfortable for swimming |
| Orpund | +20° | Comfortable for swimming |
| Aarau | +19° | Comfortable for swimming |
| Kappelen | +21° | Comfortable for swimming |
| Port | +20° | Comfortable for swimming |
| Shtaufen | +20° | Comfortable for swimming |
| Radelfingen | +21° | Comfortable for swimming |
| Shtuden | +20° | Comfortable for swimming |
| Buks | +20° | Comfortable for swimming |
| Erlinsbakh | +19° | Comfortable for swimming |
| Toyffelen | +21° | Comfortable for swimming |
| Grenikhen | +19° | Comfortable for swimming |
| Zeedorf | +21° | Comfortable for swimming |
| Vorben | +20° | Comfortable for swimming |
| Aarvangen | +20° | Comfortable for swimming |
🎣 Fishing in cities on the Aare
Water temperature forecast in the Aare for the week 📅
Friday
14 August
+20°
Saturday
15 August
+20°
Sunday
16 August
+19°
Monday
17 August
+19°
Tuesday
18 August
+19°
Wednesday
19 August
+19°
Thursday
20 August
+19°
Computed by a climate model. Water changes slowly — no sharp shifts.
Water temperature chart in the Aare for the week 📈
+19°
minimum for the week
+20°
maximum for the week
↘
falling by +1°
🏊
For the week: the water will warm to +20° — cool but swimmable.
This weekend 🏖️
Saturday, 15 August · water +20° · comfortable for swimming
Sunday, 16 August · water +19° · comfortable for swimming
Water questions for the week ❓
What is the water in the Aare for the week?
From +19° to +20° by the climate model; trend — falling by +1°.
Will the water warm up by the weekend?
On Saturday about +20°.
Can you swim in the Aare for the week?
the water will warm to +20° — cool but swimmable.
Water temperature forecast in the Aare for the week. 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.