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Brooklyn Weather in August

August in Brooklyn typically sees daytime highs of 29°C (84°F) and nighttime lows of 21°C (70°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Brooklyn in August

Climate statistics over the past 30 years suggest around 11 days of rain, with 119 mm (4.7 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Brooklyn in August

Daytime highs in Brooklyn in August reach 29°C (84°F), with nights around 21°C (70°F). This kind of day-to-night contrast is typical for this time of year. Nights are mild at around 21°C (70°F), which is comfortable for most people.

Sunshine in Brooklyn in August

There are approximately 270 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Brooklyn in August

Average wind conditions reach 5 m/s (10 knots) in August. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

Average water temperature in August

At 23°C (73°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

If you prefer dry days with pleasant temperatures, September typically offers 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.

Brooklyn Temperature in August

Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Water Temperature
23°C (73°F) *
Chance of Rain
37%
Precipitation
119 mm (4.7 in)
Rainy days
11 days
Humidity
66% *
Windspeed
5 m/s (10 knots) *
Sunshine
270 hours *
Percentage Sunshine
63% *
* Data from: New York City, the United States of America (10 KM, 6 Miles).

Brooklyn Weather by Month

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

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Brooklyn typically stay consistent throughout August, with daily highs averaging around 29°C (84°F). Nights are warm, with lows typically ranging from 19°C (66°F) to 22°C (72°F).

Average temperatures in August

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather records for Brooklyn in August

Browse day-by-day weather records for Brooklyn spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Brooklyn historical weather extremes in August

The extremes listed below come from historical weather data collected in Brooklyn from 1976 through 2026.

  • The warmest day in August was on August 9, 2001, with a maximum of 38°C (100°F).
  • The coldest August day was on August 21, 2007, with a maximum of 16°C (61°F).
  • Nighttime temperatures dropped to 9°C (48°F) on August 29, 1982, marking the coldest August night on record.

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 Brooklyn in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Expect water temperatures of around 23°C (73°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Brooklyn 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

Brooklyn 3-Day Forecast

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.