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Groton weather in August (Connecticut, United States of America)

Wondering what the weather is like in Groton during August? Get all the weather information you need to plan your visit.

Temperatures

The weather in Groton during August is usually perfect, offering high temperatures and moderate rainfall. August marks the summer season. As the day progresses, temperatures can peak at 26°C. Luckily at nightfall, they typically drop to 18°C.

Precipitation

Groton in August usually receives moderate rainfall, averaging around 96 mm for the month. Analyzing past climate data, one can expect approximately 10 days of rain.

Average sunshine

With approximately 269 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

If you favor pleasant temperatures and minimal rainfall, August is one of the better months to visit Groton. July and August typically offer the most agreeable circumstances. On the other hand, January, February, March and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Groton climate page with graphs.

 

Groton, monthly averages in August

Min TemperatureMin Temperature 18°C  
Max TemperatureMax Temperature 26°C  
Chance of RainChance of Rain 33%  
PrecipitationPrecipitation 96 mm  
Rainy daysRainy days 10 days  
HumidityHumidity 70% *  
SunshineSunshine 269 hours *  
Percentage SunshinePercentage Sunshine 63% *  
Data from: Hartford, the United States of America (68 KM, 42 Miles).

Where to go in the United States of America in August

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
8/10
Outdoor sports
7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Groton.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.