August weather forecast
Punta Santiago, PR

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Weather in August

Contrary to expectations, August weather in Punta Santiago sees a slight decline in sunshine hours and the onset of a few more rainy days. Coincidentally, this month records the highest sea temperatures which bring about an increase in the overall atmospheric temperature. However, due to higher humidity and increased cloud cover the perceived temperature remains moderate. Amidst these variations, August ranks the highest in terms of temperature recording an average high of 84.7°F (29.3°C) alongside experiencing a peak in terms of rainfall amounts with 4.76" (121mm) diffused over 25.3 days.

Temperature

During the warmest month, August, temperatures average a high of 84.7°F (29.3°C) and a low of 78.4°F (25.8°C).

Heat index

For most parts of August, the heat index is estimated at a sweltering 96.8°F (36°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Heat index evaluations are typically in the context of light winds and shaded environments. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. 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 extremely significant for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

May, July, August and November, with an average relative humidity of 80%, are the most humid months.

Rainfall

August is the month with the most rainfall. Rain falls for 25.3 days and accumulates 4.76" (121mm) of precipitation.

Ocean temperature

In Punta Santiago, in August, the average water temperature is 84.4°F (29.1°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as highly pleasant, making all water activities enjoyable without any discomfort over long durations.

Daylight

The average length of the day in August is 12h and 43min.
On the first day of the month, sunrise is at 6:01 am and sunset at 6:57 pm. On the last day of August, sunrise is at 6:08 am and sunset at 6:37 pm AST.

Sunshine

In August, the average sunshine in Punta Santiago is 8.6h.

UV index

The months with the highest UV index are April through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum daily UV index of 7 during August morphs into the following directions:
Guard against overexposure. Protection from sun-induced harm is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be on guard! The reflective nature of sand and water boosts UV exposure.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Punta Santiago?

August is the month when Punta Santiago sees the average highest temperatures, with a high of 84.7°F (29.3°C) and a low of 78.4°F (25.8°C).

How hot is it in August?

In August, in Punta Santiago, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 78.4°F (25.8°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 96.8°F (36°C).

What are the most humid months?

May, July, August and November, with an average relative humidity of 80%, are most humid months.

What is the average humidity in August?

In August, the average relative humidity is 80%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 25.3 days and accumulates 4.76" (121mm) of precipitation.

How much does it rain in August?

In Punta Santiago, in August, it is raining for 25.3 days, with typically 4.76" (121mm) of accumulated precipitation.

What is the water temperature in August?

In Punta Santiago, the average seawater temperature in August is 84.4°F (29.1°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in August?

In Punta Santiago, the average day length in August is 12h and 43min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 6:57 pm. On the last day of the month, in Punta Santiago, sunrise is at 6:08 am and sunset at 6:37 pm AST.

How many hours of sunshine does Punta Santiago have in August?

The average sunshine duration in August is 8.6h.

What are the months with the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.

Average temperature in August
Punta Santiago, PR

Average temperature in August - Punta Santiago, PR
  • Average high temperature in August: 84.7°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is February (79.3°F).

  • Average low temperature in August: 78.4°F

The months with the highest average low temperature are September and October (78.6°F).
The coldest month (with the lowest average low temperature) is March (73.6°F).

Average pressure in August
Punta Santiago, PR

Average pressure in August - Punta Santiago, 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).

Average wind speed in August
Punta Santiago, PR

Average wind speed in August - Punta Santiago, PR
  • Average wind speed in August: 9.6mph

The windiest month (with the highest average wind speed) is July (10.2mph).
The calmest month (with the lowest average wind speed) is October (7.1mph).

Average humidity in August
Punta Santiago, PR

Average humidity in August - Punta Santiago, PR
  • Average humidity in August: 80%

The months with the highest relative humidity are May, July, August and November (80%).
The months with the lowest relative humidity are February and March (77%).

Average rainfall in August
Punta Santiago, PR

Average rainfall in August - Punta Santiago, PR
  • Average rainfall in August: 4.76"

The wettest month (with the highest rainfall) is August (4.76").
The driest month (with the least rainfall) is February (1.77").

Average rainfall days in August
Punta Santiago, PR

Average rainfall days in August - Punta Santiago, PR
  • Average rainfall days in August: 25.3 days

The month with the highest number of rainy days is May (26.3 days).
The month with the least rainy days is February (17.1 days).

Average sea temperature in August
Punta Santiago, PR

Average sea temperature in August - Punta Santiago, PR
  • Average sea temperature in August: 84.4°F

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).

Average daylight in August /
Average sunshine in August
Punta Santiago, PR

Average daylight in August / Average sunshine in August - Punta Santiago, 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 6min).

  • Average sunshine in August: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in August
Punta Santiago, PR

Average sunshine days in August - Punta Santiago, PR
  • Average sunshine days in August: 1.1 days

The month with the most sunshine days is January (6.8 days).
The month with the least sunshine days is August (1.1 days).

Average UV index in August
Punta Santiago, PR

Average UV index in August - Punta Santiago, PR
  • Average UV index in August: 7

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

Average cloud cover in August
Punta Santiago, PR

Average cloud cover in August - Punta Santiago, PR
  • Average cloud cover in August: 39

The months with the most cloud cover are May and July (Cloud cover 41).
The months with the least cloud cover are February and September (Cloud cover 33).

Average visibility in August
Punta Santiago, PR

Average visibility in August - Punta Santiago, 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).

Punta Santiago, Puerto Rico, USA

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