July weather forecast
Colonia, NJ

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Weather in July

July, like June, in Colonia, New Jersey, is another warm summer month, with an average temperature fluctuating between 68.9°F (20.5°C) and 83.1°F (28.4°C).

Temperature

July, characterized by an average high temperature of 83.1°F (28.4°C) and a low temperature of 68.9°F (20.5°C), is generally the warmest month.

Heat index

In July, the average heat index is calculated to be a tropical 89.6°F (32°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

In Colonia, the average relative humidity in July is 73%.

Rainfall

July is the month with the most rainfall. Rain falls for 12.7 days and accumulates 1.22" (31mm) of precipitation.

Snowfall

In Colonia, snow does not fall in May through October.

Daylight

In July, the average length of the day in Colonia is 14h and 44min.
On the first day of July, sunrise is at 5:30 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:13 pm EDT.

Sunshine

July has the most sunshine of the year in Colonia, with an average of 10.6h of sunshine.

UV index

The 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 vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during July leads to these instructions:
Deflect overexposure. Sun protection is a necessity. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Colonia?

July registers as the month with the average highest temperatures, reaching 83.1°F (28.4°C) at its peak and 68.9°F (20.5°C) at the lowest.

How hot does it get in Colonia in July?

During July, Colonia experiences an average high-temperature of 83.1°F (28.4°C) and a low-temperature of 68.9°F (20.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in July in Colonia?

The average relative humidity in July is 73%.

What is the wettest month in Colonia?

July is the month with the most rainfall. Rain falls for 12.7 days and accumulates 1.22" (31mm) of precipitation.

How much does it rain in Colonia in July?

In Colonia, during July, the rain falls for 12.7 days and regularly aggregates up to 1.22" (31mm) of precipitation.

When it does not snow in Colonia?

In Colonia, snow does not fall in May through October.

How many hours of daylight does Colonia have in July?

In Colonia, the average day length in July is 14h and 44min.

When is the sunrise / sunset in July in Colonia?

On the first day of July, sunrise is at 5:30 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:13 pm EDT.

What month has the most sunshine in Colonia?

July has the most sunshine of the year in Colonia, New Jersey, with an average of 10.6h of sunshine.

How many hours of sunshine does Colonia have in July?

In Colonia, New Jersey, the average sunshine duration in July is 10.6h.

What are the months with the highest UV index in Colonia?

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

What is the UV index intensity in July in Colonia?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Colonia, NJ

Average temperature in July - Colonia, NJ
  • Average high temperature in July: 83.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in July
Colonia, NJ

Average pressure in July - Colonia, NJ
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Colonia, NJ

Average wind speed in July - Colonia, NJ
  • Average wind speed in July: 6.3mph

The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

Average humidity in July
Colonia, NJ

Average humidity in July - Colonia, NJ
  • Average humidity in July: 73%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (72%).

Average rainfall in July
Colonia, NJ

Average rainfall in July - Colonia, NJ
  • Average rainfall in July: 1.22"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in July
Colonia, NJ

Average rainfall days in July - Colonia, NJ
  • Average rainfall days in July: 12.7 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is January (4.9 days).

Average snowfall in July
Colonia, NJ

Average snowfall in July - Colonia, NJ
  • Average snowfall in July: 0"

The month with the highest snowfall is March (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Colonia, NJ

Average snowfall days in July - Colonia, NJ
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Colonia, NJ

Average daylight in July / Average sunshine in July - Colonia, NJ
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in July
Colonia, NJ

Average sunshine days in July - Colonia, NJ
  • Average sunshine days in July: 14.8 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (14.8 days).

Average UV index in July
Colonia, NJ

Average UV index in July - Colonia, NJ
  • Average UV index in July: 6

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

Average cloud cover in July
Colonia, NJ

Average cloud cover in July - Colonia, NJ
  • Average cloud cover in July: 30

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in July
Colonia, NJ

Average visibility in July - Colonia, NJ
  • Average visibility in July: 6mi

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

Colonia, New Jersey, USA

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