July weather forecast
Sulphur, LA

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Weather in July

In July, Sulphur, Louisiana settles into the depths of summer, with the thermostat reading a toasty 91.2°F (32.9°C). The month is characterized by the longest and warmest days, a telltale sign of peak summer. The relentless heat, coupled with a high humidity of 76% and negligible wind, calls for keeping air conditioners in full swing. Despite the high frequency of rainfall, the temperature remains stubbornly high. While the weather is tough, residents know that this is the most challenging part of the summer.

Temperature

July brings a marginal elevation to a still tropical 91.2°F (32.9°C) from June's 90°F (32.2°C) in Sulphur's average high-temperatures. During July, Sulphur's temperature falls to a steady low-temperature average of 75.7°F (24.3°C).

Heat index

Throughout July, the heat index is calculated to be a life-threatening hot 114.8°F (46°C). Prudent: Heat cramps and heat exhaustion are likely. Heatstroke becomes imminent with sustained exertion.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

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

Rainfall

In Sulphur, during July, the rain falls for 16.5 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Sulphur, during the entire year, the rain falls for 160.8 days and collects up to 28.54" (725mm) of precipitation.

Snowfall

In Sulphur, snow does not fall in February through December.

Daylight

In July, the average length of the day is 13h and 52min.
On the first day of the month, sunrise is at 6:15 am and sunset at 8:19 pm. On the last day of July, sunrise is at 6:32 am and sunset at 8:07 pm CDT.

Sunshine

In July, the average sunshine 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 reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 7 during July leads to these instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

How hot does it get in July?

An average high-temperature, in July, in Sulphur, is 91.2°F (32.9°C) and the average low-temperature is 75.7°F (24.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 114.8°F (46°C).

What is the average humidity in July?

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

How many days does it rain in July?

In Sulphur, during July, the rain falls for 16.5 days and regularly aggregates up to 2.83" (72mm) of precipitation.

When it does not snow?

In Sulphur, snow does not fall in February through December.

What is the average length of the day in July?

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

When are sunrise and sunset in July?

On the first day of July in Sulphur, sunrise is at 6:15 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:07 pm CDT.

How many hours of sunshine does Sulphur have in July?

In Sulphur, Louisiana, the average sunshine duration in July is 10.5h.

When is the highest UV index?

May 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?

In Sulphur, Louisiana, the average daily maximum UV index in July is 7. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Sulphur, LA

Average temperature in July - Sulphur, LA
  • Average high temperature in July: 91.2°F

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in July: 75.7°F

The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in July
Sulphur, LA

Average pressure in July - Sulphur, LA
  • Average pressure in July: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in July
Sulphur, LA

Average wind speed in July - Sulphur, LA
  • Average wind speed in July: 6mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in July
Sulphur, LA

Average humidity in July - Sulphur, LA
  • Average humidity in July: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July
Sulphur, LA

Average rainfall in July - Sulphur, LA
  • Average rainfall in July: 2.83"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (1.54").

Average rainfall days in July
Sulphur, LA

Average rainfall days in July - Sulphur, LA
  • Average rainfall days in July: 16.5 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in July
Sulphur, LA

Average snowfall in July - Sulphur, LA
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in July
Sulphur, LA

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

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in July: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in July
Sulphur, LA

Average sunshine days in July - Sulphur, LA
  • Average sunshine days in July: 12 days

The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is August (10.6 days).

Average UV index in July
Sulphur, LA

Average UV index in July - Sulphur, 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
Sulphur, LA

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 26).

Average visibility in July
Sulphur, LA

Average visibility in July - Sulphur, 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).

Sulphur, Louisiana, USA

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