Chatham
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Chatham Weather in August

During August, Chatham experiences high daytime temperatures of 25°C (77°F) and cooler nights around 18°C (64°F). As the driest month of the year, and part of the summer season, rainfall is at its lowest.

Rainfall in Chatham in August

This month is perfect for exploring, with the driest conditions of the year. Historically, approximately 8 days this month are expected to have rain, averaging 71 mm (2.8 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Chatham in August

The temperature in Chatham in August is excellent. Daytime highs reach 25°C (77°F), with nights dropping to 18°C (64°F). The summer season is characteristic of August. Conditions stay fairly consistent through the month, making it easier to plan what to wear. 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 Chatham in August

The city usually sees around 278 hours of sunlight, indicating many sunny days , a great month for sightseeing.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Chatham.

Chatham Temperature in August

Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Chance of Rain
27%
Precipitation
71 mm (2.8 in)
Rainy days
8 days
Sunshine
278 hours *
Percentage Sunshine
*
* Data from: Nantucket, the United States of America (45 KM, 28 Miles).

Chatham Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Chatham - and find the best time to visit.

Best Places 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. See all of the United States of America in August →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Chatham in August

Warm but pleasant conditions in Chatham in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Chatham 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

Chatham 3-Day Forecast

More climate data for Chatham

Popular in August

Where to go in August - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.