Climate almanac
Carnegie
Pennsylvania, United States · 40.41°, -80.08°
What is the climate like in Carnegie?
The best time to visit Carnegie is typically August – September, with trip comfort peaking in August (6.5/10). Carnegie 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 (1363 mm) of precipitation.
- Best time to visitAugust – September — comfort peaks in August (6.5/10)
- Warmest monthJuly — average high 84°F (29°C)
- Coolest monthJanuary — average low 25°F (-4°C)
- Wettest monthMay (6.1 in (155 mm))
- Driest monthNovember (3.3 in (83 mm))
- Annual precipitation54 in (1363 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromPittsburgh Allegheny Co AP, 15 km away (1935-2026)