Heat waves in Switzerland
49 heat waves have been recorded in Switzerland by Global Incident Tracker, 49 of them in 2026. The most recent was on 9 August 2026. These are incidents our sources reported, not an official national total.
0
Today (UTC)
0
Last 7 days
49
In 2026
49
Total recorded
Continuous monitoring began 9 August 2026. These counters show what we have recorded since then, not everything that happened.
Most recent heat waves in Switzerland
Heat wave — Thal
Severe
Heat wave — Steckborn-Müllheim
Severe
Heat wave — Limmattal
Severe
Heat wave — Solothurn-Rothrist
Severe
Heat wave — Emmen-Hochdorf
Severe
Heat wave — Wädenswil-Rüti
Severe
Heat wave — Aarau-Lenzburg
Severe
Heat wave — Marthalen-Stammheim
Severe
Heat wave — Lyss-Grenchen
Severe
Heat wave — Werdenberg
Severe
Heat wave — Frick-Leibstadt
Severe
Heat wave — Oberes Baselbiet
Severe
Heat wave — Basel
Severe
Heat wave — Rheinfelden
Severe
Heat wave — Laufental
Severe
Heat wave — Oron – Haute-Broye
Severe
Heat wave — Genève
Severe
Heat wave — Nidau - Ins
Severe
Heat wave — Nyon - Terre Sainte
Severe
Heat wave — Préalpes vaudoises
Severe
Heat wave — Yverdon - Bevaix
Severe
Heat wave — Val de Ruz - Colombier
Severe
Heat wave — Plaine de l'Orbe
Severe
Heat wave — Lausanne - Lavaux
Severe
Heat wave — Estavayer - Cudrefin
Severe
Heat wave — Bienne - Neuchâtel
Severe
Heat wave — Morges - Cossonay
Severe
Heat wave — Landquart-Chur
Severe
Heat wave — Liechtenstein
Severe
Heat wave — Pfungen-Hettlingen
Severe
When they happen
August carries the most heat waves we hold for Switzerland — 49 of 49. This is when incidents were reported, so read a quiet month as either a quiet month or thin reporting.
| Month | Recorded | |
|---|---|---|
| January | 0 | |
| February | 0 | |
| March | 0 | |
| April | 0 | |
| May | 0 | |
| June | 0 | |
| July | 0 | |
| August | 49 | |
| September | 0 | |
| October | 0 | |
| November | 0 | |
| December | 0 |
Where this data comes from
Heat waves have official real-time feeds, and ours come from US NWS · Meteoalarm · national services (CAP) · news.