Climate almanac

Greenfield

Massachusetts, United States · 42.59°, -72.60°

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What is the climate like in Greenfield?

The best time to visit Greenfield is typically August – September, with trip comfort peaking in June (6.9/10). Greenfield is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 21°F (-6°C). The wettest month is typically December and the driest is June; the year sees roughly 47 in (1202 mm) of precipitation.

  • Best time to visitAugust – September — comfort peaks in June (6.9/10)
  • Warmest monthJuly — average high 84°F (29°C)
  • Coolest monthJanuary — average low 21°F (-6°C)
  • Wettest monthDecember (4.8 in (123 mm))
  • Driest monthJune (3.1 in (78 mm))
  • Annual precipitation47 in (1202 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromAmherst, 23 km away (1893-2026)