Climate almanac

Cottage Lake

Washington, United States · 47.74°, -122.08°

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What is the climate like in Cottage Lake?

The best time to visit Cottage Lake is typically July – August, with trip comfort peaking in July (8.2/10). Cottage Lake is warmest in August, when daily highs average 77°F (25°C), and coolest in February, when lows fall to about 36°F (2°C). The wettest month is typically December and the driest is July; the year sees roughly 71 in (1802 mm) of precipitation.

  • Best time to visitJuly – August — comfort peaks in July (8.2/10)
  • Warmest monthAugust — average high 77°F (25°C)
  • Coolest monthFebruary — average low 36°F (2°C)
  • Wettest monthDecember (10 in (261 mm))
  • Driest monthJuly (1.1 in (29 mm))
  • Annual precipitation71 in (1802 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromMonroe, 13 km away (1929-2026)