July weather forecast
Seabrook, LA

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Weather in July

July, like June, is another hot summer month in Seabrook, Louisiana, with temperature in the range of an average low of 79.3°F (26.3°C) and an average high of 89.6°F (32°C).

Temperature

Seabrook registers the highest average temperatures during the month of July, with peaks of 89.6°F (32°C) and lows of 79.3°F (26.3°C).

Heat index

The heat index value during July is calculated to be a blisteringly hot 107.6°F (42°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In July, the average relative humidity is 73%.

Rainfall

The month with the most rainfall is July, when the rain falls for 21.5 days and typically aggregates up to 6.1" (155mm) of precipitation.

Daylight

The average length of the day in July is 13h and 52min.
On the first day of July in Seabrook, sunrise is at 6:02 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:53 pm CDT.

Sunshine

The average sunshine in July is 10.5h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 7 in July converts into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

Temperature readings reach their annual highs in July, averaging 89.6°F (32°C) and a minimum average of 79.3°F (26.3°C).

How hot does it get in July?

An average high-temperature, in July, in Seabrook, is 89.6°F (32°C) and the average low-temperature is 79.3°F (26.3°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 107.6°F (42°C).

What is the average humidity in July?

In July, the average relative humidity is 73%.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 21.5 days and accumulates 6.1" (155mm) of precipitation.

How much does it rain in July?

In Seabrook, during July, the rain falls for 21.5 days and regularly aggregates up to 6.1" (155mm) of precipitation.

What is the average length of the day in July?

In Seabrook, the average day length in July is 13h and 52min.

When are sunrise and sunset in July in Seabrook?

In July, on the first day of the month, sunrise is at 6:02 am and sunset at 8:05 pm. On the last day of the month, in Seabrook, sunrise is at 6:18 am and sunset at 7:53 pm CDT.

How long on average sun shines in July in Seabrook?

The average sunshine duration in July is 10.5h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

What is the UV index reading in July?

In July, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Seabrook, LA

Average temperature in July - Seabrook, LA
  • Average high temperature in July: 89.6°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (59.5°F).

  • Average low temperature in July: 79.3°F

The months with the highest average low temperature are July and August (79.3°F).
The coldest month (with the lowest average low temperature) is January (48°F).

Average pressure in July
Seabrook, LA

Average pressure in July - Seabrook, LA
  • Average pressure in July: 30.01"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in July
Seabrook, LA

Average wind speed in July - Seabrook, LA
  • Average wind speed in July: 6.7mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in July
Seabrook, LA

Average humidity in July - Seabrook, LA
  • Average humidity in July: 73%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (70%).

Average rainfall in July
Seabrook, LA

Average rainfall in July - Seabrook, LA
  • Average rainfall in July: 6.1"

The wettest month (with the highest rainfall) is July (6.1").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in July
Seabrook, LA

Average rainfall days in July - Seabrook, LA
  • Average rainfall days in July: 21.5 days

The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is November (8.5 days).

Average daylight in July /
Average sunshine in July
Seabrook, LA

Average daylight in July / Average sunshine in July - Seabrook, LA
  • Average daylight in July: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in July: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in July
Seabrook, LA

Average sunshine days in July - Seabrook, LA
  • Average sunshine days in July: 7.8 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is August (7.1 days).

Average UV index in July
Seabrook, LA

Average UV index in July - Seabrook, LA
  • Average UV index in July: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in July
Seabrook, LA

Average cloud cover in July - Seabrook, LA
  • Average cloud cover in July: 29

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 25).

Average visibility in July
Seabrook, LA

Average visibility in July - Seabrook, LA
  • 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).

Seabrook, Louisiana, USA

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