Climate almanac
Middletown
Pennsylvania, United States · 40.20°, -76.73°
What is the climate like in Middletown?
The best time to visit Middletown is typically June, the year's most comfortable month (6.6/10). Middletown is warmest in July, when daily highs average 87°F (31°C), and coolest in January, when lows fall to about 28°F (-2°C). The wettest month is typically July and the driest is November; the year sees roughly 46 in (1168 mm) of precipitation.
- Best time to visitJune — the year's comfort peak (6.6/10)
- Warmest monthJuly — average high 87°F (31°C)
- Coolest monthJanuary — average low 28°F (-2°C)
- Wettest monthJuly (4.6 in (116 mm))
- Driest monthNovember (2.9 in (75 mm))
- Annual precipitation46 in (1168 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromMiddletown Harrisburg Intl AP, 4 km away (1941-2026)