September weather forecast
Barahona, Dominican Republic

In September, there's a noticeable drop in Barahona's highest temperature from 30°C (86°F) to 29.8°C (85.6°F). The decrease in rainfall from 77mm (3.03") to 53mm (2.09") compared to August also makes the weather more welcoming. The weather during this month is a great balance of warmth and moisture, making it favourable for outdoor activities. As the rainfall decreases, activities at the beach are a joy. September's weather profile keeps Barahona's natural beauty thriving, thus offering unforgettable experiences to visitors.

Temperature

With the start of September, Barahona measures an average high-temperature of a moderately hot 29.8°C (85.6°F), not significantly differing from August's 30°C (86°F). During the nights in September, Barahona experiences a consistent average temperature of 23.7°C (74.7°F).

Heat index

During September, the heat index is appraised at a very hot 36°C (96.8°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. 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. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Barahona, the average relative humidity in September is 74%.

Rainfall

In Barahona, in September, it is raining for 16.6 days, with typically 53mm (2.09") of accumulated precipitation. In Barahona, during the entire year, the rain falls for 173.8 days and collects up to 471mm (18.54") of precipitation.

Sea temperature

September and October, with an average sea temperature of 29.3°C (84.7°F), are months with the warmest seawater in Barahona.
Note: Swimming, diving, and similar water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as very agreeable and pleasurable for lengthy periods without discomfort.

Daylight

In Barahona, Dominican Republic, the average length of the day in September is 12h and 14min.
On the first day of September in Barahona, sunrise is at 06:30 and sunset at 18:58. On the last day of the month, sunrise is at 06:34 and sunset at 18:33 AST.

Sunshine

In Barahona, the average sunshine in September is 9.6h.

UV index

April 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 risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 7 during September morphs into the following directions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.