Mercier

What is the climate like in Mercier?

The best time to visit Mercier is typically September, the year's most comfortable month (6.8/10). Mercier is warmest in July, when daily highs average 80°F (27°C), and coolest in January, when lows fall to about 14°F (-10°C). The wettest month is typically October and the driest is September; the year sees roughly 47 in (1195 mm) of precipitation.

• Best time to visitSeptember — the year's comfort peak (6.8/10)
• Warmest monthJuly — average high 80°F (27°C)
• Coolest monthJanuary — average low 14°F (-10°C)
• Wettest monthOctober (4.9 in (125 mm))
• Driest monthSeptember (2.8 in (71 mm))
• Annual precipitation47 in (1195 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromSte Martine, 14 km away (1963-2023)