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Groton
Average sun percentage
Climate ▸Forecast ▸December ▸January ▸
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Average percent of sunshine in Groton (CT)

The mean percent of sunhours during the day in Groton (Connecticut), the United States of America.


  • The sun shines on average 64.0% in July making it the most sunny month.
  • On average, November has the lowest percentage of sunshine with 47.0%.

Forecast: is it sunny in Groton (CT)?

Sat   Dec 28
8°C | 2°C
S 3 m/s
2.1 mm
overcast and rain

overcast and rain

hourly forecast
Sun   Dec 29
11°C | 5°C
S 4 m/s
4.9 mm
overcast and rain

overcast and rain

hourly forecast
Mon   Dec 30
12°C | 5°C
S 8 m/s
14 mm
partly cloudy and rain

partly cloudy and rain

hourly forecast
5-Day Forecast 10-Day Forecast

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