August weather forecast
Rayville, LA

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Weather in August

August, the last month of the summer in Rayville, is another tropical month, with an average temperature ranging between min 73°F (22.8°C) and max 91.2°F (32.9°C).

Temperature

July's transformation into August witnesses an average high-temperature of a still hot 91.2°F (32.9°C), noting a minor change from the preceding month. During August, Rayville experiences a consistent low-temperature average of 73°F (22.8°C).

Heat index

In August, the heat index is computed to be a life-threatening hot 113°F (45°C). Be alert: Heat exhaustion along with heat cramps are probable. Heatstroke is a threat with sustained physical activity.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in August in Rayville is 74%.

Rainfall

In Rayville, in August, it is raining for 15.2 days, with typically 2.48" (63mm) of accumulated precipitation. In Rayville, Louisiana, during the entire year, the rain falls for 156.1 days and collects up to 36.1" (917mm) of precipitation.

Snowfall

In Rayville, snow does not fall in April through December.

Daylight

The average length of the day in August in Rayville, Louisiana, is 13h and 19min.
On the first day of the month, sunrise is at 6:22 am and sunset at 8:04 pm. On the last day of August, in Rayville, sunrise is at 6:41 am and sunset at 7:32 pm CDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 7 suggests this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

How hot does it get in Rayville in August?

Rayville in August has an average high-temperature of 91.2°F (32.9°C) and an average low-temperature of 73°F (22.8°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 113°F (45°C).

What is the average humidity in August in Rayville?

In Rayville, Louisiana, the average relative humidity in August is 74%.

How many days does it rain in August in Rayville?

In August, in Rayville, Louisiana, the rain falls for 15.2 days. Throughout August, 2.48" (63mm) of precipitation is accumulated.

When it does not snow in Rayville?

April through December are months without snowfall in Rayville, Louisiana.

What is the average length of the day in August in Rayville?

The average day length in August in Rayville, Louisiana, is 13h and 19min.

What time are sunrise and sunset in August in Rayville?

On the first day of August in Rayville, sunrise is at 6:22 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 7:32 pm CDT.

How long on average sun shines in August in Rayville?

The average sunshine duration in August in Rayville, Louisiana, is 10.3h.

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

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

What is the UV index reading in August in Rayville?

In Rayville, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to 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 August
Rayville, LA

Average temperature in August - Rayville, LA
  • Average high temperature in August: 91.2°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in August: 73°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (39.6°F).

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Average pressure in August
Rayville, LA

Average pressure in August - Rayville, LA
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Rayville, LA

Average wind speed in August - Rayville, LA
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest months (with the lowest average wind speed) are August and September (5.5mph).

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Average humidity in August
Rayville, LA

Average humidity in August - Rayville, LA
  • Average humidity in August: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in August
Rayville, LA

Average rainfall in August - Rayville, LA
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in August
Rayville, LA

Average rainfall days in August - Rayville, LA
  • Average rainfall days in August: 15.2 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in August
Rayville, LA

Average snowfall in August - Rayville, LA
  • Average snowfall in August: 0"

The months with the highest snowfall are January and February (0.16").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Rayville, LA

Average snowfall days in August - Rayville, LA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in August /
Average sunshine in August
Rayville, LA

Average daylight in August / Average sunshine in August - Rayville, LA
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Rayville, LA

Average sunshine days in August - Rayville, LA
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in August
Rayville, LA

Average UV index in August - Rayville, LA
  • Average UV index in August: 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).

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Average cloud cover in August
Rayville, LA

Average cloud cover in August - Rayville, LA
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and October (Cloud cover 27).

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Average visibility in August
Rayville, LA

Average visibility in August - Rayville, LA
  • Average visibility in August: 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).

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Rayville, Louisiana, USA

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