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Altnau, Switzerland
Full City Profile
1,887
Population
212/sq mi density
1,444 ft
Elevation
440 meters
54°F
Avg Temperature
12°C
Altnau experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 38°F in January while summers reach 70°F in July. The area gets 244 sunny days per year. Annual precipitation totals 71.8 inches. The area receives 37.0 inches of snow annually.
Temperature
38°F Jan (3°C)
70°F Jul (21°C)
| Annual Average | 53.8°F |
| 0% below US avg | |
| January Average | 38°F (3°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 244 days/yr |
Geography
| Elevation | 1,444 ft (440 m) |
| Area | 8.9 sq mi (23.1 km²) |
| Population Density | 212/sq mi |
| Coordinates | 47.6105°N, 9.2616°W |
| Timezone | Europe/Zurich |
Precipitation & Snow
Air Quality
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1601 | LAKE LUCERNE | Eruption + Earthquake | 4.0 m | 8 | 107 km |
| 1996 | LAKE BRIENZ | Meteorological | 0.5 m | — | 138 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 2.0 in | Driest |
| February | 35°F (2°C) | 2.3 in | Coldest |
| March | 42°F (5°C) | 2.2 in | |
| April | 47°F (9°C) | 3.0 in | |
| May | 56°F (13°C) | 3.7 in | |
| June | 62°F (16°C) | 4.7 in | Wettest |
| July | 70°F (21°C) | 4.6 in | Warmest |
| August | 65°F (18°C) | 4.1 in | |
| September | 58°F (15°C) | 3.2 in | |
| October | 49°F (10°C) | 2.8 in | |
| November | 40°F (4°C) | 3.1 in | |
| December | 35°F (2°C) | 2.6 in |
Altnau has a seasonal temperature swing of 35°F / from 35°F in February to 70°F in July. Total annual precipitation is 38.2 inches, with June being the wettest month (4.7") and January the driest (2.0").