Climate almanac

Green Valley

Arizona, United States · 31.85°, -110.99°

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What is the climate like in Green Valley?

The best time to visit Green Valley is typically August – June, with trip comfort peaking in May (9.0/10). Green Valley is warmest in June, when daily highs average 97°F (36°C), and coolest in January, when lows fall to about 39°F (4°C). The wettest month is typically July and the driest is May; the year sees roughly 12 in (295 mm) of precipitation.

  • Best time to visitAugust – June — comfort peaks in May (9.0/10)
  • Warmest monthJune — average high 97°F (36°C)
  • Coolest monthJanuary — average low 39°F (4°C)
  • Wettest monthJuly (2.6 in (65 mm))
  • Driest monthMay (0.1 in (3 mm))
  • Annual precipitation12 in (295 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromGreen Valley, 4 km away (1998-2026)