September weather forecast
Guayubincito, Dominican Republic

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Weather in September

September, the first month of the autumn in Guayubincito, is still a hot month, with an average temperature varying between 32.7°C (90.9°F) and 22.5°C (72.5°F).

Temperature

As September unfolds, the average high-temperature reaches a still hot 32.7°C (90.9°F), hinting at a slight fluctuation from the previous month. In September, the nighttime temperature in Guayubincito lowers to an average of 22.5°C (72.5°F).

Heat index

During September, the heat index is estimated at an extremely hot 43°C (109.4°F). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In September, the average relative humidity is 71%.

Rainfall

In Guayubincito, during September, the rain falls for 16.8 days and regularly aggregates up to 71mm (2.8") of precipitation. In Guayubincito, during the entire year, the rain falls for 161.3 days and collects up to 455mm (17.91") of precipitation.

Daylight

The average length of the day in September is 12h and 15min.
On the first day of September, sunrise is at 06:30 and sunset at 19:00. On the last day of the month, sunrise is at 06:36 and sunset at 18:34 AST.

Sunshine

June through September, with an average of 9.6h of sunshine, are months with the most sunshine in Guayubincito.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, an average UV index of 7 transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Resources | Updated: Jan 27, 2024 | Published by: Weather Atlas

Frequently asked questions

How hot does it get in Guayubincito in September?

The high-temperature in Guayubincito, Dominican Republic, during September is 32.7°C (90.9°F) and the low-temperature is 22.5°C (72.5°F). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 43°C (109.4°F).

What is the average humidity in September in Guayubincito?

In Guayubincito, the average relative humidity in September is 71%.

How much does it rain in Guayubincito in September?

In Guayubincito, Dominican Republic, in September, during 16.8 rainfall days, 71mm (2.8") of precipitation is typically accumulated.

How many hours of daylight does Guayubincito have in September?

In Guayubincito, Dominican Republic, the average day length in September is 12h and 15min.

When is the sunrise / sunset in September in Guayubincito?

In September, on the first day of the month, sunrise is at 06:30 and sunset at 19:00. On the last day of the month, sunrise is at 06:36 and sunset at 18:34 AST.

What is the month with the most sunshine in Guayubincito?

The months with the most sunshine in Guayubincito are June through September, with an average of 9.6h of sunshine.

How many hours of sunshine does Guayubincito have in September?

In Guayubincito, the average sunshine duration in September is 9.6h.

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

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

What is the UV index intensity in September in Guayubincito?

The average daily maximum UV index in September in Guayubincito is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.

Average temperature in September
Guayubincito, Dominican Republic

Average temperature in September - Guayubincito, Dominican Republic
  • Average high temperature in September: 32.7°C

The warmest month (with the highest average high temperature) is August (33.7°C).
The month with the lowest average high temperature is January (28.4°C).

  • Average low temperature in September: 22.5°C

The months with the highest average low temperature are July and August (22.6°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).

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Average pressure in September
Guayubincito, Dominican Republic

Average pressure in September - Guayubincito, Dominican Republic
  • Average pressure in September: 1013.7mbar

The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is October (1012.9mbar).

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Average wind speed in September
Guayubincito, Dominican Republic

Average wind speed in September - Guayubincito, Dominican Republic
  • Average wind speed in September: 8.4km/h

The windiest month (with the highest average wind speed) is July (11.7km/h).
The calmest month (with the lowest average wind speed) is October (7.5km/h).

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Average humidity in September
Guayubincito, Dominican Republic

Average humidity in September - Guayubincito, Dominican Republic
  • Average humidity in September: 71%

The month with the highest relative humidity is November (78%).
The months with the lowest relative humidity are July and August (67%).

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Average rainfall in September
Guayubincito, Dominican Republic

Average rainfall in September - Guayubincito, Dominican Republic
  • Average rainfall in September: 71mm

The wettest month (with the highest rainfall) is May (73mm).
The driest month (with the least rainfall) is February (14mm).

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Average rainfall days in September
Guayubincito, Dominican Republic

Average rainfall days in September - Guayubincito, Dominican Republic
  • Average rainfall days in September: 16.8 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.8 days).

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Average daylight in September /
Average sunshine in September
Guayubincito, Dominican Republic

Average daylight in September / Average sunshine in September - Guayubincito, Dominican Republic
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in September: 9h and 4min

The months with the most sunshine are June, July, August and September (Average sunshine: 9h and 36min).
The month with the least sunshine is March (Average sunshine: 8h and 30min).

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Average sunshine days in September
Guayubincito, Dominican Republic

Average sunshine days in September - Guayubincito, Dominican Republic
  • Average sunshine days in September: 8.7 days

The month with the most sunshine days is January (19.6 days).
The months with the least sunshine days are September and October (8.7 days).

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Average UV index in September
Guayubincito, Dominican Republic

Average UV index in September - Guayubincito, Dominican Republic
  • Average UV index in September: 7

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

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Average cloud cover in September
Guayubincito, Dominican Republic

Average cloud cover in September - Guayubincito, Dominican Republic
  • Average cloud cover in September: 20

The month with the most cloud cover is March (Cloud cover 29).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in September
Guayubincito, Dominican Republic

Average visibility in September - Guayubincito, Dominican Republic
  • Average visibility in September: 10km

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

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Guayubincito, Dominican Republic

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