South Yarmouth Weather in August

August in South Yarmouth brings high temperatures, with daytime highs of 26°C (79°F) and nights around 18°C (64°F). Rainfall is at its lowest this month, making it one of the more reliable months to be outdoors.

Rainfall in South Yarmouth in August

This month sees the least rain of the year, making it well suited for outdoor adventures. On average, there are about 9 days with rain during this month, averaging 80 mm (3.1 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in South Yarmouth in August

South Yarmouth has perfect weather in August, with days reaching 26°C (79°F) and nights cooling to 18°C (64°F). Summer occurs in August. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 18°C (64°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in South Yarmouth in August

The month enjoys around 278 hours of sunshine, creating mostly sunny days with good weather conditions.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit South Yarmouth.

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For a detailed overview over the year and the best time to visit the United States of America, check out our South Yarmouth's climate page.

South Yarmouth Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 30%  

Precipitation 80 mm (3.1 in)  

Rainy days 9 days  

Sunshine 278 hours *  

Percentage Sunshine *  

* Data from: Nantucket, the United States of America (43 KM, 26 Miles).

What to Wear in South Yarmouth in August

Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in South Yarmouth in August

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

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our South Yarmouth's climate page.

More climate data for South Yarmouth

Temperature Rainfall Sunshine

See the full South Yarmouth climate overview or explore weather in the United States of America.