September weather forecast
La Cueva, Dominican Republic

September

Weather in September

September, the first month of the autumn in La Cueva, is still a tropical month, with an average temperature varying between 30.5°C (86.9°F) and 22.8°C (73°F).

Temperature

La Cueva transitions into September recording an average high-temperature of a still hot 30.5°C (86.9°F), closely aligning with the preceding month's temperature. Throughout September, an average low-temperature of 22.8°C (73°F) is experienced.

Heat index

The average heat index in September is computed to be a blistering 41°C (105.8°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In September, the average relative humidity is 84%.

Rainfall

In September, the rain falls for 24.2 days. Throughout September, 105mm (4.13") of precipitation is accumulated. Throughout the year, there are 270.7 rainfall days, and 1060mm (41.73") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 14min.
On the first day of September, sunrise is at 06:25 and sunset at 18:54. On the last day of the month, sunrise is at 06:30 and sunset at 18:29 AST.

Sunshine

The month with the most sunshine is September, with an average of 9.3h of sunshine.

UV index

May through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

How hot is it in September?
In September, in La Cueva, the average high-temperature is 30.5°C (86.9°F), and the average low-temperature is 22.8°C (73°F). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 41°C (105.8°F).
What is the average humidity in September?
In September, the average relative humidity is 84%.
How many days does it rain in September?
In September, the rain falls for 24.2 days. Throughout September, 105mm (4.13") of precipitation is accumulated.
How many hours of daylight does La Cueva have in September?
In La Cueva, the average day length in September is 12h and 14min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 06:25 and sunset at 18:54. On the last day of the month, sunrise is at 06:30 and sunset at 18:29 AST.
What month has the most sunshine?
The month with the most sunshine is September, with an average of 9.3h of sunshine.
How many hours of sunshine does La Cueva have in September?
In September, the average sunshine duration is 9.3h.
What are the months with the highest UV index?
May through October, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index reading in September?
In September, the average daily maximum UV index is 7. A UV Index estimate 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
La Cueva, Dominican Republic
  • Average high temperature in September: 30.5°C

The warmest months (with the highest average high temperature) are June and August (30.6°C).
The month with the lowest average high temperature is January (27.8°C).

  • Average low temperature in September: 22.8°C

The month with the highest average low temperature is August (23.2°C).
The coldest months (with the lowest average low temperature) are January and February (19.9°C).

Average pressure in September
La Cueva, Dominican Republic
  • Average pressure in September: 1013.5mbar

The month with the highest atmospheric pressure is January (1016.8mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).

Average wind speed in September
La Cueva, Dominican Republic
  • Average wind speed in September: 6.4km/h

The windiest month (with the highest average wind speed) is March (7.7km/h).
The calmest month (with the lowest average wind speed) is October (6km/h).

Average humidity in September
La Cueva, Dominican Republic
  • Average humidity in September: 84%

The month with the highest relative humidity is November (85%).
The month with the lowest relative humidity is March (78%).

Average rainfall in September
La Cueva, Dominican Republic
  • Average rainfall in September: 105mm

The wettest month (with the highest rainfall) is July (139mm).
The driest month (with the least rainfall) is February (39mm).

Average rainfall days in September
La Cueva, Dominican Republic
  • Average rainfall days in September: 24.2 days

The month with the highest number of rainy days is October (26.3 days).
The month with the least rainy days is February (18.2 days).

Average daylight in September /
Average sunshine in September
La Cueva, 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 month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 30min).

Average sunshine days in September
La Cueva, Dominican Republic
  • Average sunshine days in September: 3.7 days

The month with the most sunshine days is March (8.7 days).
The month with the least sunshine days is October (2.8 days).

Average UV index in September
La Cueva, Dominican Republic
  • Average UV index in September: 7

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

Average cloud cover in September
La Cueva, Dominican Republic
  • Average cloud cover in September: 33

The month with the most cloud cover is May (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in September
La Cueva, Dominican Republic
  • Average visibility in September: 8km

The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are January, May, June, July, August, September, October, November and December (8km).

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