July weather forecast
Hattiesburg, MS

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Weather in July

July in Hattiesburg, Mississippi, is a time of searing heat. With the mercury soaring to a high of 91.8°F (33.2°C), the city experiences scorching temperatures and humid conditions. Despite these heatwave conditions, life in the city continues, albeit at a slower pace. Residents seek the comfort of air-conditioned environments during the afternoon hours. With each passing day, anticipation grows for the respite that the upcoming fall would bring.

Temperature

The shift from June to July is characterized by an average high-temperature of a still hot 91.6°F (33.1°C), not significantly different from the 91°F (32.8°C) of June. Hattiesburg's nights in July experience an average temperature drop to a pleasant 72.5°F (22.5°C).

Heat index

The average heat index in July is estimated at a burning hot 116.6°F (47°C). Stay mindful: Heat exhaustion and heat cramps are likely. Heatstroke could follow extended physical effort.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In Hattiesburg, the average relative humidity in July is 76%.

Rainfall

The month with the most rainfall is July, when the rain falls for 21.8 days and typically aggregates up to 4.37" (111mm) of precipitation.

Snowfall

In Hattiesburg, snow does not fall in April through November.

Daylight

The average length of the day in July is 13h and 57min.
On the first day of the month, sunrise is at 5:56 am and sunset at 8:05 pm. On the last day of July, sunrise is at 6:13 am and sunset at 7:53 pm CDT.

Sunshine

In Hattiesburg, the average sunshine in July is 10.4h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Hattiesburg. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the average maximum UV index of 7 translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in July?

During July, Hattiesburg experiences an average high-temperature of 91.6°F (33.1°C) and a low-temperature of 72.5°F (22.5°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 116.6°F (47°C).

What is the average humidity in July?

In July, the average relative humidity is 76%.

What is the rainiest month?

July is the month with the most rainfall. Rain falls for 21.8 days and accumulates 4.37" (111mm) of precipitation.

How many days does it rain in July?

In Hattiesburg, in July, during 21.8 rainfall days, 4.37" (111mm) of precipitation is typically accumulated.

When it does not snow?

April through November are months without snowfall.

What is the average length of the day in July?

The average day length in July is 13h and 57min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 5:56 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:53 pm CDT.

How many hours of sunshine does Hattiesburg have in July?

In Hattiesburg, Mississippi, the average sunshine duration in July is 10.4h.

What is the month with the highest UV index?

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

How high is the UV index in July?

The average daily maximum UV index in July in Hattiesburg is 7. A UV Index value of 6 to 7 symbolizes a high health threat 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
Hattiesburg, MS

Average temperature in July - Hattiesburg, MS
  • Average high temperature in July: 91.6°F

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in July: 72.5°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in July
Hattiesburg, MS

Average pressure in July - Hattiesburg, MS
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in July
Hattiesburg, MS

Average wind speed in July - Hattiesburg, MS
  • Average wind speed in July: 4.4mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).

Average humidity in July
Hattiesburg, MS

Average humidity in July - Hattiesburg, MS
  • Average humidity in July: 76%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in July
Hattiesburg, MS

Average rainfall in July - Hattiesburg, MS
  • Average rainfall in July: 4.37"

The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in July
Hattiesburg, MS

Average rainfall days in July - Hattiesburg, MS
  • Average rainfall days in July: 21.8 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in July
Hattiesburg, MS

Average snowfall in July - Hattiesburg, MS
  • Average snowfall in July: 0"

The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in July
Hattiesburg, MS

Average snowfall days in July - Hattiesburg, MS
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in July /
Average sunshine in July
Hattiesburg, MS

Average daylight in July / Average sunshine in July - Hattiesburg, MS
  • Average daylight in July: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in July
Hattiesburg, MS

Average sunshine days in July - Hattiesburg, MS
  • Average sunshine days in July: 6.8 days

The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).

Average UV index in July
Hattiesburg, MS

Average UV index in July - Hattiesburg, MS
  • Average UV index in July: 7

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

Average cloud cover in July
Hattiesburg, MS

Average cloud cover in July - Hattiesburg, MS
  • Average cloud cover in July: 35

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in July
Hattiesburg, MS

Average visibility in July - Hattiesburg, MS
  • Average visibility in July: 5mi

The months with the highest visibility are June, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September and December (5mi).

Hattiesburg, Mississippi, USA

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