Norwalk Weather in August

Norwalk in August averages 28°C (82°F) during the day and 18°C (64°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Norwalk in August

Historically, August sees about 11 days of rain, with a monthly average of 106 mm (4.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Norwalk in August

August in Norwalk brings typical temperatures with highs around 28°C (82°F) and lows of 18°C (64°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 18°C (64°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Norwalk in August

The city usually sees around 270 hours of sunlight, indicating many sunny days — a great month for sightseeing.

For Norwalk itself, May and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Norwalk's climate page.

Norwalk Temperature in August

Min Temperature 18°C (64°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 36%  

Precipitation 106 mm (4.2 in)  

Rainy days 11 days  

Humidity 66% *  

Sunshine 270 hours *  

Percentage Sunshine 63% *  

* Data from: New York City, the United States of America (56 KM, 35 Miles).

What to Wear in Norwalk 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). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Norwalk 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

6/10

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 Norwalk's climate page.

More climate data for Norwalk

Temperature Rainfall Sunshine Humidity

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