July weather forecast and climate
Brooklyn, NY

Weather in July

July, like June, in Brooklyn, New York, is a moderately hot summer month, with average temperature varying between 70.3°F (21.3°C) and 81.5°F (27.5°C).

Temperature

With an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 70.3°F (21.3°C), July is the warmest month.

Heat index

The average heat index is appraised at a tropical 86.4°F (30.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like metabolic differences, wind, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In July, the average relative humidity is 74%.

Rainfall

The month with the most rainfall in Brooklyn is July when the rain falls for 12.9 days and typically aggregates up to 1.34" (34mm) of precipitation.

Snowfall

May through November are months without snowfall.

Ocean temperature

In Brooklyn, New York, the average seawater temperature is 72.1°F (22.3°C).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 77°F (25°C) to 82.4°F (28°C).)

Daylight

In Brooklyn, the average length of the day is 14.7h.

Sunshine

July has the most sunshine of the year in Brooklyn, with an average of 10.7h of sunshine.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the warmest month in Brooklyn?

July is the warmest month in Brooklyn, New York, with an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 70.3°F (21.3°C).

What is the temperature in July in Brooklyn?

In Brooklyn, New York, in July, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 70.3°F (21.3°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that calculates temperature value influenced by the moisture in the air, is appraised at 86.4°F (30.2°C).

What is the average humidity in July in Brooklyn?

In July, the average relative humidity in Brooklyn, New York, is 74%.

How many days does it rain in July in Brooklyn?

In Brooklyn, New York, in July, during 12.9 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

What is the rainiest month in Brooklyn?

The month with the most rainfall in Brooklyn, New York, is July when the rain falls for 12.9 days and typically aggregates up to 1.34" (34mm) of precipitation.

When it does not snow in Brooklyn?

May through November are months without snowfall in Brooklyn, New York.

What is the water temperature in July in Brooklyn?

In Brooklyn, New York, in July, the average water temperature is 72.1°F (22.3°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable.

What is the average length of the day in July in Brooklyn?

In Brooklyn, New York, the average length of the day in July is 14.7h.

What month has the most sunshine in Brooklyn?

The month with the most sunshine in Brooklyn, New York, is July, with an average of 10.7h of sunshine.

How long on average sun shines in July in Brooklyn?

In July, the average sunshine in Brooklyn is 10.7h.

What is the month with the highest UV index in Brooklyn?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Brooklyn.

What is the UV index intensity in July in Brooklyn?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation.

Average temperature in July
Brooklyn, NY

Average temperature in July - Brooklyn, NY
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in July: 70.3°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

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Average pressure in July
Brooklyn, NY

Average pressure in July - Brooklyn, NY
  • Average pressure in July: 29.96"

The month with the highest atmospheric pressure is November (30.1").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in July
Brooklyn, NY

Average wind speed in July - Brooklyn, NY
  • Average wind speed in July: 7.4mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

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Average humidity in July
Brooklyn, NY

Average humidity in July - Brooklyn, NY
  • Average humidity in July: 74%

Months with the highest relative humidity are February, May and June (76%).
Months with the lowest relative humidity are August and November (72%).

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Average rainfall in July
Brooklyn, NY

Average rainfall in July - Brooklyn, NY
  • Average rainfall in July: 1.34"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is September (0.51").

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Average rainfall days in July
Brooklyn, NY

Average rainfall days in July - Brooklyn, NY
  • Average rainfall days in July: 12.9 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is January (4.9 days).

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Average snowfall in July
Brooklyn, NY

Average snowfall in July - Brooklyn, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (0.55").
Months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in July
Brooklyn, NY

Average snowfall days in July - Brooklyn, NY
  • Average snowfall days in July: 0 days

Months with the highest number of snowfall days are January and February (3.6 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in July
Brooklyn, NY

Average sea temperature in July - Brooklyn, NY
  • Average sea temperature in July: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight in July /
Average sunshine in July
Brooklyn, NY

Average daylight in July / Average sunshine in July - Brooklyn, NY
  • Average daylight in July: 14.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in July: 10.7h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in July
Brooklyn, NY

Average sunshine days in July - Brooklyn, NY
  • Average sunshine days in July: 16.2 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is June (16 days).

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Average UV index in July
Brooklyn, NY

Average UV index in July - Brooklyn, NY
  • Average UV index in July: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in July
Brooklyn, NY

Average cloud cover in July - Brooklyn, NY
  • Average cloud cover in July: 29

Months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in July
Brooklyn, NY

Average visibility in July - Brooklyn, NY
  • Average visibility in July: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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