September weather forecast
Barrero, Dominican Republic

September

Weather in September

September, the first month of the autumn in Barrero, is still a hot month, with an average temperature fluctuating between 22.4°C (72.3°F) and 32.8°C (91°F).

Temperature

As September takes hold, the average high-temperature is a still tropical 32.8°C (91°F), nearly mirroring that of the previous month. Barrero records a mean low-temperature of 22.4°C (72.3°F) in September.

Heat index

For most parts of September, the heat index is computed to be a blisteringly hot 43°C (109.4°F). Remain alert: Heat exhaustion and heat cramps are predicted. Extended effort can lead to heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

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

Rainfall

The month with the most rainfall in Barrero is September, when the rain falls for 17.9 days and typically aggregates up to 79mm (3.11") of precipitation.

Daylight

In Barrero, the average length of the day in September is 12h and 15min.
On the first day of September in Barrero, Dominican Republic, sunrise is at 06:28 and sunset at 18:58. On the last day of the month, sunrise is at 06:34 and sunset at 18:32 AST.

Sunshine

The average sunshine in September in Barrero is 9.4h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 during September translates into the following directions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

How hot does it get in Barrero in September?
In September, the average high-temperature and low-temperature are 32.8°C (91°F) and 22.4°C (72.3°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 43°C (109.4°F).
What is the average humidity in September in Barrero?
In September, the average relative humidity in Barrero is 71%.
What is the wettest month in Barrero?
The month with the most rainfall is September, when the rain falls for 17.9 days and typically aggregates up to 79mm (3.11") of precipitation.
How much does it rain in Barrero in September?
In September, in Barrero, the rain falls for 17.9 days. Throughout September, 79mm (3.11") of precipitation is accumulated.
How many hours of daylight does Barrero have in September?
The average day length in September in Barrero is 12h and 15min.
What time are sunrise and sunset in September in Barrero?
On the first day of September, sunrise is at 06:28 and sunset at 18:58. On the last day of the month, sunrise is at 06:34 and sunset at 18:32 AST.
How many hours of sunshine does Barrero have in September?
The average sunshine duration in September in Barrero is 9.4h.
What are the months with the highest UV index in Barrero?
May through September, with an average maximum UV index of 7, are months with the highest UV index in Barrero.
How high is the UV index in September in Barrero?
In Barrero, Dominican Republic, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Barrero, Dominican Republic
  • Average high temperature in September: 32.8°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: 22.4°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).

Average pressure in September
Barrero, Dominican Republic
  • Average pressure in September: 1013.6mbar

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

Average wind speed in September
Barrero, Dominican Republic
  • Average wind speed in September: 8.5km/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).

Average humidity in September
Barrero, 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%).

Average rainfall in September
Barrero, Dominican Republic
  • Average rainfall in September: 79mm

The wettest month (with the highest rainfall) is September (79mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in September
Barrero, Dominican Republic
  • Average rainfall days in September: 17.9 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).

Average daylight in September /
Average sunshine in September
Barrero, 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 2min

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

Average sunshine days in September
Barrero, Dominican Republic
  • Average sunshine days in September: 8 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is September (8 days).

Average UV index in September
Barrero, 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).

Average cloud cover in September
Barrero, Dominican Republic
  • Average cloud cover in September: 22

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).

Average visibility in September
Barrero, 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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