Climate almanac

Westfield

Indiana, United States · 40.04°, -86.13°

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What is the climate like in Westfield?

The best time to visit Westfield is typically August – September, with trip comfort peaking in September (7.3/10). Westfield is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 24°F (-5°C). The wettest month is typically May and the driest is September; the year sees roughly 44 in (1106 mm) of precipitation.

  • Best time to visitAugust – September — comfort peaks in September (7.3/10)
  • Warmest monthJuly — average high 84°F (29°C)
  • Coolest monthJanuary — average low 24°F (-5°C)
  • Wettest monthMay (4.9 in (124 mm))
  • Driest monthSeptember (2.8 in (72 mm))
  • Annual precipitation44 in (1106 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromWhitestown, 20 km away (1901-2026)