Hourly Weather Forecast - Groton, MA

30% Chance of Light Rain

50% Chance of Light Rain

60% Chance of Rain

70% Chance of Light Rain

60% Chance of Light Rain

60% Chance of Light Rain

70% Chance of Rain

70% Chance of Rain

60% Chance of Rain

50% Chance of Rain

40% Chance of Rain

40% Chance of Light Rain

70% Chance of Light Rain

50% Chance of Light Rain

40% Chance of Light Rain

30% Chance of Light Rain

30% Chance of Light Rain

30% Chance of Light Rain

Mostly Cloudy

Partly Cloudy

Partly Cloudy

Partly Cloudy

Mostly Clear