August weather forecast
Vega Baja, PR

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Weather in August

August in Vega Baja experiences a minor increase in its high temperature, touching 85.6°F (29.8°C). Nights also get warmer with the minimum temperature rising to 78.4°F (25.8°C). The wind speed drops slightly to 9.5mph (15.3km/h). August marks the shift from the hot summer season towards the upcoming autumn, characterized by warm afternoons and cool evenings. As the month concludes, Vega Baja bids farewell to summer, ready to welcome the fall season.

Temperature

August, known for its average high temperature of 85.6°F (29.8°C) and an average low temperature of 78.4°F (25.8°C), is the warmest month.

Heat index

The heat index value for August is estimated at a very hot 98.6°F (37°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. 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. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The average relative humidity in August in Vega Baja is 78%.

Rainfall

In Vega Baja, in August, it is raining for 18.6 days, with typically 2.68" (68mm) of accumulated precipitation. In Vega Baja, during the entire year, the rain falls for 213.7 days and collects up to 28.66" (728mm) of precipitation.

Daylight

In Vega Baja, the average length of the day in August is 12h and 44min.
On the first day of August, sunrise is at 6:03 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 6:40 pm AST.

Sunshine

The average sunshine in August in Vega Baja, Puerto Rico, is 9h.

UV index

The months with the highest UV index are April through November, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, a daily maximum UV index of 7 leads to the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What is the warmest month in Vega Baja?

Vega Baja's August weather, marked by an average high temperature of 85.6°F (29.8°C) and an average low temperature of 78.4°F (25.8°C), is the warmest in the year.

How hot is August in Vega Baja?

An average high-temperature, in August, in Vega Baja, is 85.6°F (29.8°C) and the average low-temperature is 78.4°F (25.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 98.6°F (37°C).

What is the average humidity in August in Vega Baja?

In Vega Baja, Puerto Rico, the average relative humidity in August is 78%.

How much does it rain in Vega Baja in August?

In August, the rain falls for 18.6 days. Throughout August, 2.68" (68mm) of precipitation is accumulated.

What is the average length of the day in August in Vega Baja?

In Vega Baja, Puerto Rico, the average day length in August is 12h and 44min.

What time are sunrise and sunset in August in Vega Baja?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 7:00 pm. On the last day of the month, in Vega Baja, Puerto Rico, sunrise is at 6:10 am and sunset at 6:40 pm AST.

How long on average sun shines in August in Vega Baja?

In Vega Baja, the average sunshine duration in August is 9h.

When is the highest UV index in Vega Baja?

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

How high is the UV index in August in Vega Baja?

In Vega Baja, Puerto Rico, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Vega Baja, PR

Average temperature in August - Vega Baja, PR
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is March (80.2°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is March (72.5°F).

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Average pressure in August
Vega Baja, PR

Average pressure in August - Vega Baja, PR
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.02"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).

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Average wind speed in August
Vega Baja, PR

Average wind speed in August - Vega Baja, PR
  • Average wind speed in August: 9.5mph

The windiest month (with the highest average wind speed) is July (9.9mph).
The calmest month (with the lowest average wind speed) is October (6.8mph).

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Average humidity in August
Vega Baja, PR

Average humidity in August - Vega Baja, PR
  • Average humidity in August: 78%

The months with the highest relative humidity are May, June, July, October and November (79%).
The months with the lowest relative humidity are February, March and April (77%).

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Average rainfall in August
Vega Baja, PR

Average rainfall in August - Vega Baja, PR
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in August
Vega Baja, PR

Average rainfall days in August - Vega Baja, PR
  • Average rainfall days in August: 18.6 days

The month with the highest number of rainy days is May (22.9 days).
The month with the least rainy days is January (13.3 days).

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Average daylight in August /
Average sunshine in August
Vega Baja, PR

Average daylight in August / Average sunshine in August - Vega Baja, PR
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in August: 9h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

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Average sunshine days in August
Vega Baja, PR

Average sunshine days in August - Vega Baja, PR
  • Average sunshine days in August: 6.8 days

The month with the most sunshine days is January (12.3 days).
The month with the least sunshine days is May (5.9 days).

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Average UV index in August
Vega Baja, PR

Average UV index in August - Vega Baja, PR
  • Average UV index in August: 7

The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 6).

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Average cloud cover in August
Vega Baja, PR

Average cloud cover in August - Vega Baja, PR
  • Average cloud cover in August: 30

The month with the most cloud cover is May (Cloud cover 34).
The month with the least cloud cover is September (Cloud cover 25).

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Average visibility in August
Vega Baja, PR

Average visibility in August - Vega Baja, PR
  • 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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Vega Baja, Puerto Rico, USA

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