Climate almanac
Vern-sur-Seiche
Brittany, France · 48.05°, -1.60°
What is the climate like in Vern-sur-Seiche?
The best time to visit Vern-sur-Seiche is typically May – September, with trip comfort peaking in August (7.6/10). Vern-sur-Seiche is warmest in July, when daily highs average 76°F (24°C), and coolest in January, when lows fall to about 38°F (3°C). The wettest month is typically October and the driest is August; the year sees roughly 32 in (807 mm) of precipitation.
- Best time to visitMay – September — comfort peaks in August (7.6/10)
- Warmest monthJuly — average high 76°F (24°C)
- Coolest monthJanuary — average low 38°F (3°C)
- Wettest monthOctober (3.3 in (84 mm))
- Driest monthAugust (1.7 in (44 mm))
- Annual precipitation32 in (807 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromRennes-st Jacques, 10 km away (1945-2026)