Lowell

What is the climate like in Lowell?

The best time to visit Lowell is typically August – September, with trip comfort peaking in September (7.2/10). Lowell is warmest in July, when daily highs average 85°F (29°C), and coolest in January, when lows fall to about 22°F (-6°C). The wettest month is typically May and the driest is December; the year sees roughly 44 in (1119 mm) of precipitation.

• Best time to visitAugust – September — comfort peaks in September (7.2/10)
• Warmest monthJuly — average high 85°F (29°C)
• Coolest monthJanuary — average low 22°F (-6°C)
• Wettest monthMay (5.2 in (131 mm))
• Driest monthDecember (2.4 in (62 mm))
• Annual precipitation44 in (1119 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromLowell Wwtp, 3 km away (1963-2026)