August weather forecast
San Isidro, Dominican Republic

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Weather in August

The last month of the summer, August, is also a hot month in San Isidro, Dominican Republic, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 23.7°C (74.7°F).

Temperature

In San Isidro, the month of August is known for its highest average temperatures, reaching a high of 30.5°C (86.9°F) and a low of 23.7°C (74.7°F).

Heat index

The heat index in August is evaluated at a fiery hot 39°C (102.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in August is 80%.

Rainfall

August is the month with the most rainfall in San Isidro. Rain falls for 18.5 days and accumulates 86mm (3.39") of precipitation.

Daylight

In San Isidro, the average length of the day in August is 12h and 44min.
On the first day of the month, sunrise is at 06:17 and sunset at 19:13. On the last day of August, sunrise is at 06:24 and sunset at 18:54 AST.

Sunshine

In August, the average sunshine in San Isidro is 8.9h.

UV index

The months with the lowest UV index are January through April, August, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 6 during August leads to these advisories:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the hottest time of year in San Isidro?

In San Isidro, Dominican Republic, temperatures reach their average annual highs in August, measuring 30.5°C (86.9°F) and a minimum average of 23.7°C (74.7°F).

How hot is it in San Isidro in August?

The high-temperature in San Isidro, Dominican Republic, during August is 30.5°C (86.9°F) and the low-temperature is 23.7°C (74.7°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 39°C (102.2°F).

What is the average humidity in August in San Isidro?

In August, the average relative humidity in San Isidro, Dominican Republic, is 80%.

What is the wettest month in San Isidro?

August is the month with the most rainfall in San Isidro, Dominican Republic. Rain falls for 18.5 days and accumulates 86mm (3.39") of precipitation.

How much does it rain in San Isidro in August?

In August, in San Isidro, Dominican Republic, the rain falls for 18.5 days. Throughout August, 86mm (3.39") of precipitation is accumulated.

How many hours of daylight does San Isidro have in August?

In San Isidro, Dominican Republic, the average day length in August is 12h and 44min.

When are sunrise and sunset in August in San Isidro?

In August, on the first day of the month, sunrise is at 06:17 and sunset at 19:13. On the last day of the month, sunrise is at 06:24 and sunset at 18:54 AST.

How many hours of sunshine does San Isidro have in August?

In August, the average sunshine duration is 8.9h.

What are the months with the lowest UV index in San Isidro?

The months with the lowest UV index in San Isidro are January through April, August, November and December, with an average maximum UV index of 6.

What is the UV index reading in August in San Isidro?

In San Isidro, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in August
San Isidro, Dominican Republic

Average temperature in August - San Isidro, Dominican Republic
  • Average high temperature in August: 30.5°C

The warmest month (with the highest average high temperature) is August (30.5°C).
The month with the lowest average high temperature is January (27.6°C).

  • Average low temperature in August: 23.7°C

The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is February (20.2°C).

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Average pressure in August
San Isidro, Dominican Republic

Average pressure in August - San Isidro, Dominican Republic
  • Average pressure in August: 1014.8mbar

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is October (1012.6mbar).

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Average wind speed in August
San Isidro, Dominican Republic

Average wind speed in August - San Isidro, Dominican Republic
  • Average wind speed in August: 10.5km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is October (8.5km/h).

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Average humidity in August
San Isidro, Dominican Republic

Average humidity in August - San Isidro, Dominican Republic
  • Average humidity in August: 80%

The months with the highest relative humidity are October, November and December (81%).
The month with the lowest relative humidity is March (77%).

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Average rainfall in August
San Isidro, Dominican Republic

Average rainfall in August - San Isidro, Dominican Republic
  • Average rainfall in August: 86mm

The wettest month (with the highest rainfall) is August (86mm).
The driest month (with the least rainfall) is January (9mm).

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Average rainfall days in August
San Isidro, Dominican Republic

Average rainfall days in August - San Isidro, Dominican Republic
  • Average rainfall days in August: 18.5 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (7.3 days).

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Average daylight in August /
Average sunshine in August
San Isidro, Dominican Republic

Average daylight in August / Average sunshine in August - San Isidro, Dominican Republic
  • 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: 8h and 5min

The months with the most sunshine are January, September and November (Average sunshine: 9h and 18min).
The month with the least sunshine is May (Average sunshine: 8h and 42min).

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Average sunshine days in August
San Isidro, Dominican Republic

Average sunshine days in August - San Isidro, Dominican Republic
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is January (22.7 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in August
San Isidro, Dominican Republic

Average UV index in August - San Isidro, Dominican Republic
  • Average UV index in August: 6

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

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Average cloud cover in August
San Isidro, Dominican Republic

Average cloud cover in August - San Isidro, Dominican Republic
  • Average cloud cover in August: 31

The month with the most cloud cover is May (Cloud cover 35).
The months with the least cloud cover are January, September and October (Cloud cover 26).

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Average visibility in August
San Isidro, Dominican Republic

Average visibility in August - San Isidro, Dominican Republic
  • Average visibility in August: 9km

The months with the highest visibility are February, March, November and December (10km).
The months with the lowest visibility are January, April, May, June, July, August, September and October (9km).

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San Isidro, Dominican Republic

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