Aursee
Wildfires in Switzerland
Detected · VIIRS 375 m · Suomi NPP, NOAA-20, NOAA-21 · last 24 hours · updated 2026-10-11 05:23 UTC
Follow Switzerland: fire alerts by emailNo fires detected in Switzerland in the last 24 hours.
Regions
- Aargauno fires now
- Bernno fires now
- Fribourgno fires now
- Lucerneno fires now
- Solothurnno fires now
- Ticinono fires now
- Vaudno fires now
- Zürichno fires now
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Fire history, 2012–2025
Detected · VIIRS S-NPP 375 m · 0.01° cells (~1.1 km) · complete years 2012–2025 · built 2026-09-21
Between 2012 and 2025, VIIRS detected fire in 556 km² of Switzerland at least once. In an average year it detected fire in 67 km², ranking 170th of 200 countries.
Year by year
Detected area per year, km². Area of 0.01° cells with at least one detection in the year.
The busiest year was 2017, with 92 km² detected; the quietest was 2021, with 47 km². The 2021–2025 average is 19% lower than the 2012–2016 average.
Through the year
Share of all fire-days 2012–2025 by month. A fire-day is one cell with a detection on one day.
June, July and August together hold 37% of the fire-days in the record. The single busiest day was 2 August 2017, with detections in 28 cells.
Ground that burns again
Of the 556 km² with at least one detection, 12% had detections in three or more different years.
| Years with a detection | km² | Share |
|---|---|---|
| 1 year | 427 | 77% |
| 2 years | 62 | 11% |
| 3 to 5 years | 40 | 7.1% |
| 6 to 10 years | 19 | 3.4% |
| 11 years or more | 8.4 | 1.5% |
The half-degree square with the most fire-days is centred at 47.25, 8.25 and holds 45% of the country's fire-days.
The figures
Show the table
| Year | Detected km² | Fire-days |
|---|---|---|
| 2012 | 78 | 392 |
| 2013 | 76 | 339 |
| 2014 | 57 | 435 |
| 2015 | 63 | 470 |
| 2016 | 66 | 414 |
| 2017 | 92 | 466 |
| 2018 | 90 | 496 |
| 2019 | 72 | 421 |
| 2020 | 74 | 454 |
| 2021 | 47 | 407 |
| 2022 | 67 | 458 |
| 2023 | 52 | 336 |
| 2024 | 53 | 268 |
| 2025 | 56 | 322 |
Nearby countries
- Russian Federation212,570 km² in an average year
- Ukraine35,560 km² in an average year
- Italy9,880 km² in an average year
- Romania7,650 km² in an average year
- Spain5,090 km² in an average year
- France3,350 km² in an average year
- How these figures are madeDetected area, cells, and the single-satellite record.
Detected area counts every 0.01° cell with at least one VIIRS detection, so a small fire counts as a whole cell and a fire missed by cloud or between passes is absent. Borders: Natural Earth 1:10m. 2012 begins on 20 January.
Nearby countries
What sits behind each of these fires
Attached to every fire in the list above, and redrawn hourly.



