Groton

What is the climate like in Groton?

The best time to visit Groton is typically June, the year's most comfortable month (6.7/10). Groton is warmest in July, when daily highs average 75°F (24°C), and coolest in January, when lows fall to about 31°F (-0°C). The wettest month is typically December and the driest is June; the year sees roughly 51 in of precipitation.

• Best time to visitJune — the year's comfort peak (6.7/10)
• Warmest monthJuly — average high 75°F (24°C)
• Coolest monthJanuary — average low 31°F (-0°C)
• Wettest monthDecember (5.6 in)
• Driest monthJune (2.9 in)
• Annual precipitation51 in