Mount Olympus

What is the climate like in Mount Olympus?

The best time to visit Mount Olympus is typically June – September, with trip comfort peaking in July (8.8/10). Mount Olympus is warmest in July, when daily highs average 88°F (31°C), and coolest in January, when lows fall to about 20°F (-7°C). The wettest month is typically January and the driest is July; the year sees roughly 27 in (684 mm) of precipitation.

• Best time to visitJune – September — comfort peaks in July (8.8/10)
• Warmest monthJuly — average high 88°F (31°C)
• Coolest monthJanuary — average low 20°F (-7°C)
• Wettest monthJanuary (3.4 in (86 mm))
• Driest monthJuly (0.6 in (15 mm))
• Annual precipitation27 in (684 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromMtn Dell Dam, 9 km away (1927-2026)