Climate almanac
Gränichen
Aargau, Switzerland · 47.36°, 8.10°
What is the climate like in Gränichen?
The best time to visit Gränichen is typically July, the year's most comfortable month (6.4/10). Gränichen is warmest in July, when daily highs average 76°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 February; the year sees roughly 57 in (1452 mm) of precipitation.
- Best time to visitJuly — the year's comfort peak (6.4/10)
- Warmest monthJuly — average high 76°F (25°C)
- Coolest monthJanuary — average low 30°F (-1°C)
- Wettest monthMay (6.5 in (165 mm))
- Driest monthFebruary (3.1 in (79 mm))
- Annual precipitation57 in (1452 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromZuerich/fluntern, 35 km away (1901-2026)