Climate almanac

Greater Upper Marlboro

Maryland, US · 38.83°, -76.75°

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What is the climate like in Greater Upper Marlboro?

The best time to visit Greater Upper Marlboro is typically October, the year's most comfortable month (6.6/10). Greater Upper Marlboro is warmest in July, when daily highs average 88°F (31°C), and coolest in January, when lows fall to about 32°F (-0°C). The wettest month is typically July and the driest is November; the year sees roughly 49 in of precipitation.

  • Best time to visitOctober — the year's comfort peak (6.6/10)
  • Warmest monthJuly — average high 88°F (31°C)
  • Coolest monthJanuary — average low 32°F (-0°C)
  • Wettest monthJuly (6.7 in)
  • Driest monthNovember (2.6 in)
  • Annual precipitation49 in