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Groton weather
Current conditions and a 14-day forecast for Groton, United States. Looking for typical seasonal weather instead? See the historical climate averages.
Now
18°C
Overcast · feels 19°C
Humidity
88%
relative humidity
Wind
8 km/h
10m wind speed
Chance of rain
8%
today
Next 24 hours in Groton
| Time | Conditions | Temp | Rain chance |
|---|---|---|---|
| 11pm | Overcast | 18°C | 0% |
| 12am | Partly cloudy | 18°C | 3% |
| 1am | Overcast | 17°C | 6% |
| 2am | Overcast | 17°C | 2% |
| 3am | Overcast | 16°C | 0% |
| 4am | Overcast | 16°C | 2% |
| 5am | Overcast | 16°C | 2% |
| 6am | Overcast | 15°C | 1% |
| 7am | Overcast | 16°C | 1% |
| 8am | Overcast | 18°C | 3% |
| 9am | Mainly clear | 20°C | 2% |
| 10am | Clear sky | 21°C | 1% |
| 11am | Clear sky | 23°C | 0% |
| 12pm | Clear sky | 24°C | 0% |
| 1pm | Clear sky | 25°C | 1% |
| 2pm | Partly cloudy | 24°C | 0% |
| 3pm | Mainly clear | 23°C | 0% |
| 4pm | Clear sky | 21°C | 1% |
| 5pm | Clear sky | 22°C | 0% |
| 6pm | Clear sky | 21°C | 0% |
| 7pm | Clear sky | 21°C | 0% |
| 8pm | Overcast | 20°C | 0% |
| 9pm | Clear sky | 19°C | 0% |
| 10pm | Overcast | 18°C | 0% |
14-day forecast for Groton
| Day | Conditions | High / Low | Rain chance |
|---|---|---|---|
| Today | Overcast | 25° / 18° | 8% |
| Thu, Jul 16 | Overcast | 25° / 15° | 6% |
| Fri, Jul 17 | Overcast | 25° / 13° | 7% |
| Sat, Jul 18 | Thunderstorm | 26° / 15° | 91% |
| Sun, Jul 19 | Light drizzle | 19° / 11° | 91% |
| Mon, Jul 20 | Overcast | 24° / 9° | 9% |
| Tue, Jul 21 | Light drizzle | 18° / 10° | 59% |
| Wed, Jul 22 | Partly cloudy | 23° / 9° | 58% |
| Thu, Jul 23 | Light drizzle | 25° / 12° | 18% |
| Fri, Jul 24 | Overcast | 28° / 15° | 12% |
| Sat, Jul 25 | Thunderstorm with hail | 23° / 14° | 21% |
| Sun, Jul 26 | Overcast | 18° / 7° | 29% |
| Mon, Jul 27 | Partly cloudy | 21° / 8° | 35% |
| Tue, Jul 28 | Overcast | 23° / 11° | 30% |
Want more sun and moon detail for Groton? Use the sun calculator or moon calculator and search for Groton. For a live look at any other city, try the interactive weather tool.
Frequently asked questions
What's the weather like in Groton today?
Current conditions and today's forecast for Groton, United States are shown above, refreshed regularly through the day.
How accurate is a 14-day forecast?
A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.
What is Groton's weather usually like?
For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Groton's climate page rather than this live forecast.