July weather forecast
Thibodaux, LA

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Weather in July

July in Thibodaux, Louisiana brings the scorching summer heat, typical of the Southern US. The weather becomes particularly harsh during midday when the sun shines at its brightest. July sees temperatures reaching the highest point of the year, soaring to an average high of 90°F (32.2°C). Despite the temperatures, residents accustom themselves to the prolonged daylight hours and the extended sunshine hours. August though continues the trend, albeit with a high percentage of rainfall and slightly lower days of sunshine.

Temperature

July temperatures tend to peak at an average high of 90°F (32.2°C) and dip to a low of 75.7°F (24.3°C).

Heat index

In July, the average heat index is appraised at a burning hot 113°F (45°C). Take note: Heat exhaustion and heat cramps are expected. Heatstroke can occur with prolonged effort.
Heat index readings emphasize conditions of light breezes and shaded spots. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The months with the highest humidity are July through September and December, with an average relative humidity of 79%.

Rainfall

The month with the most rainfall in Thibodaux is July, when the rain falls for 21.7 days and typically aggregates up to 4.61" (117mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in July is 13h and 50min.
On the first day of July in Thibodaux, sunrise is at 6:06 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:56 pm CDT.

Sunshine

The average sunshine in July is 10.5h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, an average UV index of 7 transforms into the following instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

What month is the hottest?

Thibodaux notes the warmest temperatures in July, with a average high of 90°F (32.2°C) and a low of 75.7°F (24.3°C).

How hot is it in July?

In Thibodaux, 90°F (32.2°C) is the average high-temperature and 75.7°F (24.3°C) is the average low-temperature during July. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is appraised at 113°F (45°C).

What are the most humid months?

The months with the highest humidity are July through September and December, with an average relative humidity of 79%.

What is the average humidity in July?

In July, the average relative humidity is 79%.

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 21.7 days and typically aggregates up to 4.61" (117mm) of precipitation.

How many days does it rain in July?

In Thibodaux, during July, the rain falls for 21.7 days and regularly aggregates up to 4.61" (117mm) of precipitation.

When it does not snow?

In Thibodaux, Louisiana, snow does not fall in February through November.

How many hours of daylight does Thibodaux have in July?

The average day length in July is 13h and 50min.

When are sunrise and sunset in July?

On the first day of July, sunrise is at 6:06 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:56 pm CDT.

How many hours of sunshine does Thibodaux have in July?

The average sunshine duration in July in Thibodaux is 10.5h.

What is the month with the highest UV index?

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

How high is the UV index in July?

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

Average temperature in July
Thibodaux, LA

Average temperature in July - Thibodaux, LA
  • Average high temperature in July: 90°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (60.8°F).

  • Average low temperature in July: 75.7°F

The months with the highest average low temperature are July and August (75.7°F).
The coldest month (with the lowest average low temperature) is January (46.2°F).

Average pressure in July
Thibodaux, LA

Average pressure in July - Thibodaux, LA
  • Average pressure in July: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in July
Thibodaux, LA

Average wind speed in July - Thibodaux, LA
  • Average wind speed in July: 5.2mph

The windiest months (with the highest average wind speed) are February and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in July
Thibodaux, LA

Average humidity in July - Thibodaux, LA
  • Average humidity in July: 79%

The months with the highest relative humidity are July, August, September and December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in July
Thibodaux, LA

Average rainfall in July - Thibodaux, LA
  • Average rainfall in July: 4.61"

The wettest month (with the highest rainfall) is July (4.61").
The driest month (with the least rainfall) is November (1.14").

Average rainfall days in July
Thibodaux, LA

Average rainfall days in July - Thibodaux, LA
  • Average rainfall days in July: 21.7 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (7.2 days).

Average snowfall days in July
Thibodaux, LA

Average snowfall days in July - Thibodaux, LA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in July / Average sunshine in July - Thibodaux, 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 12min).

Average sunshine days in July
Thibodaux, LA

Average sunshine days in July - Thibodaux, LA
  • Average sunshine days in July: 6 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is August (5.8 days).

Average UV index in July
Thibodaux, LA

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

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).

Average cloud cover in July
Thibodaux, LA

Average cloud cover in July - Thibodaux, 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 24).

Average visibility in July
Thibodaux, LA

Average visibility in July - Thibodaux, 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).

Thibodaux, Louisiana, USA

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