Grand Lake

What is the climate like in Grand Lake?

The best time to visit Grand Lake is typically August, the year's most comfortable month (6.4/10). Grand Lake is warmest in July, when daily highs average 77°F (25°C), and coolest in February, when lows fall to about 14°F (-10°C). The wettest month is typically November and the driest is September; the year sees roughly 47 in (1201 mm) of precipitation.

• Best time to visitAugust — the year's comfort peak (6.4/10)
• Warmest monthJuly — average high 77°F (25°C)
• Coolest monthFebruary — average low 14°F (-10°C)
• Wettest monthNovember (4.5 in (114 mm))
• Driest monthSeptember (3.2 in (82 mm))
• Annual precipitation47 in (1201 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromGagetown Awos A, 49 km away (2000-2022)