New Canaan

What is the climate like in New Canaan?

The best time to visit New Canaan is typically June, the year's most comfortable month (6.6/10). New Canaan is warmest in July, when daily highs average 84°F (29°C), and coolest in January, when lows fall to about 27°F (-3°C). The wettest month is typically October and the driest is June; the year sees roughly 49 in (1239 mm) of precipitation.

• Best time to visitJune — the year's comfort peak (6.6/10)
• Warmest monthJuly — average high 84°F (29°C)
• Coolest monthJanuary — average low 27°F (-3°C)
• Wettest monthOctober (4.9 in (125 mm))
• Driest monthJune (3.3 in (84 mm))
• Annual precipitation49 in (1239 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromStamford 5 N, 5 km away (1955-2022)