September weather forecast
Juan Dolio, Dominican Republic

As September makes its way into Juan Dolio, the rainfall begins to recede, with an overall decrease to 80mm (3.15"). The weather remains warm, although the day's length gradually starts to shorten. Sunshine hours display an increasing trend, making it a sunny month despite frequent showers. Wind conditions remain calm with an average speed of 8.6km/h (5.3mph), creating a peaceful atmosphere. The maintained sea temperature continues to beckon beach enthusiasts and swimmers.

Temperature

The arrival of September sees a recorded average high-temperature of a still tropical 30.8°C (87.4°F), showing little divergence from the previous month's conditions. Throughout September, Juan Dolio experiences a low-temperature average of 24°C (75.2°F).

Heat index

Throughout September, the heat index is appraised at an extremely hot 41°C (105.8°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In September, the average relative humidity is 82%.

Rainfall

In Juan Dolio, during September, the rain falls for 22.7 days and regularly aggregates up to 80mm (3.15") of precipitation. Throughout the year, there are 242.9 rainfall days, and 759mm (29.88") of precipitation is accumulated.

Sea temperature

August through October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: In water activities such as swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed highly pleasurable for extended periods without any unease.

Daylight

In September, the average length of the day in Juan Dolio, Dominican Republic, is 12h and 14min.
On the first day of September, sunrise is at 06:23 and sunset at 18:51. On the last day of the month, sunrise is at 06:28 and sunset at 18:26 AST.

Sunshine

September has the most sunshine of the year, with an average of 9.2h of sunshine.

UV index

The months with the highest UV index in Juan Dolio are March through November, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Beware! Reflections from sand and water can intensify the Sun's UV radiation.