Landerneau

What is the climate like in Landerneau?

The best time to visit Landerneau is typically July – August, with trip comfort peaking in July (7.2/10). Landerneau is warmest in July, when daily highs average 70°F (21°C), and coolest in January, when lows fall to about 41°F (5°C). The wettest month is typically December and the driest is July; the year sees roughly 38 in (953 mm) of precipitation.

• Best time to visitJuly – August — comfort peaks in July (7.2/10)
• Warmest monthJuly — average high 70°F (21°C)
• Coolest monthJanuary — average low 41°F (5°C)
• Wettest monthDecember (4.4 in (112 mm))
• Driest monthJuly (1.9 in (49 mm))
• Annual precipitation38 in (953 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromBrest-guipavas, 12 km away (1945-2026)