September weather forecast
San Francisco de Macoris, Dominican Republic

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Weather in September

While September brings adequate warmth to San Francisco de Macoris, a minor drop in the average high temperature acts as a signal for the forthcoming cooler months. Other weather characteristics continue to remain consistent with the previous month, maintaining an aura of stability in the atmosphere. The tallied rainfall sees a hike with showers carrying forward the freshness in the city. The steadiness of the weather attributes makes a gradual shift towards the lower temperatures that October would introduce.

Temperature

With the onset of September, San Francisco de Macoris's average high-temperature clocks in at a still hot 30.5°C (86.9°F), showing a minor fluctuation from the previous month. San Francisco de Macoris witnesses an average low-temperature of 21.2°C (70.2°F) throughout the month of September.

Heat index

The heat index value during September is estimated at a blisteringly hot 40°C (104°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The average relative humidity in September in San Francisco de Macoris is 82%.

Rainfall

In San Francisco de Macoris, during September, the rain falls for 25.4 days and regularly aggregates up to 108mm (4.25") of precipitation. In San Francisco de Macoris, during the entire year, the rain falls for 284.1 days and collects up to 1006mm (39.61") of precipitation.

Daylight

In San Francisco de Macoris, the average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 06:25 and sunset at 18:55. On the last day of the month, sunrise is at 06:31 and sunset at 18:29 AST.

Sunshine

The month with the most sunshine in San Francisco de Macoris is September, with an average of 9.2h of sunshine.

UV index

The months with the lowest UV index in San Francisco de Macoris are January through May, July through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

How hot is September in San Francisco de Macoris?

The average high-temperature and low-temperature in San Francisco de Macoris, Dominican Republic, during September are 30.5°C (86.9°F) and 21.2°C (70.2°F) respectively. 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 estimated at 40°C (104°F).

What is the average humidity in September in San Francisco de Macoris?

In September, the average relative humidity in San Francisco de Macoris is 82%.

How many days does it rain in September in San Francisco de Macoris?

In San Francisco de Macoris, in September, it is raining for 25.4 days, with typically 108mm (4.25") of accumulated precipitation.

What is the average length of the day in September in San Francisco de Macoris?

The average day length in September in San Francisco de Macoris, Dominican Republic, is 12h and 14min.

What time are sunrise and sunset in September in San Francisco de Macoris?

In September, on the first day of the month, sunrise is at 06:25 and sunset at 18:55. On the last day of the month, in San Francisco de Macoris, Dominican Republic, sunrise is at 06:31 and sunset at 18:29 AST.

What month has the most sunshine in San Francisco de Macoris?

With an average of 9.2h of sunshine, September has the most sunshine of the year in San Francisco de Macoris.

How long on average sun shines in September in San Francisco de Macoris?

The average sunshine duration in September in San Francisco de Macoris, Dominican Republic, is 9.2h.

When is the lowest UV index in San Francisco de Macoris?

The months with the lowest UV index in San Francisco de Macoris are January through May, July through December, with an average maximum UV index of 6.

What is the UV index reading in September in San Francisco de Macoris?

In San Francisco de Macoris, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
San Francisco de Macoris, Dominican Republic

Average temperature in September - San Francisco de Macoris, Dominican Republic
  • Average high temperature in September: 30.5°C

The warmest month (with the highest average high temperature) is August (30.8°C).
The month with the lowest average high temperature is January (26.5°C).

  • Average low temperature in September: 21.2°C

The month with the highest average low temperature is August (21.6°C).
The coldest month (with the lowest average low temperature) is February (18°C).

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Average pressure in September
San Francisco de Macoris, Dominican Republic

Average pressure in September - San Francisco de Macoris, 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
San Francisco de Macoris, Dominican Republic

Average wind speed in September - San Francisco de Macoris, Dominican Republic
  • Average wind speed in September: 5.9km/h

The windiest months (with the highest average wind speed) are June and July (7.4km/h).
The calmest month (with the lowest average wind speed) is November (4.8km/h).

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Average humidity in September
San Francisco de Macoris, Dominican Republic

Average humidity in September - San Francisco de Macoris, Dominican Republic
  • Average humidity in September: 82%

The months with the highest relative humidity are November and December (86%).
The months with the lowest relative humidity are June and July (80%).

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Average rainfall in September
San Francisco de Macoris, Dominican Republic

Average rainfall in September - San Francisco de Macoris, Dominican Republic
  • Average rainfall in September: 108mm

The wettest month (with the highest rainfall) is May (142mm).
The driest month (with the least rainfall) is February (51mm).

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Average rainfall days in September
San Francisco de Macoris, Dominican Republic

Average rainfall days in September - San Francisco de Macoris, Dominican Republic
  • Average rainfall days in September: 25.4 days

The month with the highest number of rainy days is May (26.9 days).
The month with the least rainy days is February (20.3 days).

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Average daylight in September /
Average sunshine in September
San Francisco de Macoris, Dominican Republic

Average daylight in September / Average sunshine in September - San Francisco de Macoris, 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 1min

The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).

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Average sunshine days in September
San Francisco de Macoris, Dominican Republic

Average sunshine days in September - San Francisco de Macoris, Dominican Republic
  • Average sunshine days in September: 2.1 days

The month with the most sunshine days is January (4.8 days).
The month with the least sunshine days is October (1.7 days).

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Average UV index in September
San Francisco de Macoris, Dominican Republic

Average UV index in September - San Francisco de Macoris, Dominican Republic
  • Average UV index in September: 6

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

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Average cloud cover in September
San Francisco de Macoris, Dominican Republic

Average cloud cover in September - San Francisco de Macoris, Dominican Republic
  • Average cloud cover in September: 34

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in September
San Francisco de Macoris, Dominican Republic

Average visibility in September - San Francisco de Macoris, Dominican Republic
  • Average visibility in September: 8km

The months with the highest visibility are February, March, April, May, June, July, August, September and October (8km).
The months with the lowest visibility are January, November and December (7km).

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San Francisco de Macoris, Dominican Republic

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