Altdorf

What is the climate like in Altdorf?

The best time to visit Altdorf is typically July, the year's most comfortable month (6.4/10). Altdorf is warmest in July, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 30°F (-1°C). The wettest month is typically May and the driest is March; the year sees roughly 40 in (1006 mm) of precipitation.

• Best time to visitJuly — the year's comfort peak (6.4/10)
• Warmest monthJuly — average high 77°F (25°C)
• Coolest monthJanuary — average low 30°F (-1°C)
• Wettest monthMay (4.6 in (117 mm))
• Driest monthMarch (2.4 in (61 mm))
• Annual precipitation40 in (1006 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromEbersberg-halbing, 16 km away (1978-2026)