Climate almanac

Jefferson Hills

Pennsylvania, US · 40.29°, -79.93°

+ Compare

What is the climate like in Jefferson Hills?

The best time to visit Jefferson Hills is typically September, the year's most comfortable month (6.5/10). Jefferson Hills is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 25°F (-4°C). The wettest month is typically May and the driest is November; the year sees roughly 54 in of precipitation.

  • Best time to visitSeptember — the year's comfort peak (6.5/10)
  • Warmest monthJuly — average high 84°F (29°C)
  • Coolest monthJanuary — average low 25°F (-4°C)
  • Wettest monthMay (6.1 in)
  • Driest monthNovember (3.1 in)
  • Annual precipitation54 in