Climate almanac

Key West

Florida, US · 24.56°, -81.78°

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What is the climate like in Key West?

The best time to visit Key West is typically November – May, with trip comfort peaking in February (8.4/10). Key West is warmest in August, when daily highs average 85°F (30°C), and coolest in January, when lows fall to about 69°F (21°C). The wettest month is typically September and the driest is February; the year sees roughly 37 in of precipitation.

  • Best time to visitNovember – May — comfort peaks in February (8.4/10)
  • Warmest monthAugust — average high 85°F (30°C)
  • Coolest monthJanuary — average low 69°F (21°C)
  • Wettest monthSeptember (6.3 in)
  • Driest monthFebruary (1.0 in)
  • Annual precipitation37 in