Sumiswald

What is the climate like in Sumiswald?

The best time to visit Sumiswald is typically July, the year's most comfortable month (6.5/10). Sumiswald is warmest in July, when daily highs average 75°F (24°C), and coolest in January, when lows fall to about 28°F (-2°C). The wettest month is typically May and the driest is February; the year sees roughly 53 in (1358 mm) of precipitation.

• Best time to visitJuly — the year's comfort peak (6.5/10)
• Warmest monthJuly — average high 75°F (24°C)
• Coolest monthJanuary — average low 28°F (-2°C)
• Wettest monthMay (5.9 in (150 mm))
• Driest monthFebruary (3.2 in (80 mm))
• Annual precipitation53 in (1358 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromBasel Binningen, 58 km away (1901-2026)