Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Arroyo Salado experiences its warmest period in August and September, averaging a high-temperature of 29.3°C (84.7°F).Heat index
September's mean heat index is appraised at a fiery hot 36°C (96.8°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.
Humidity
In September, the average relative humidity is 81%.Rainfall
In September, the rain falls for 23.9 days. Throughout September, 108mm (4.25") of precipitation is accumulated. In Arroyo Salado, during the entire year, the rain falls for 284.2 days and collects up to 1151mm (45.31") of precipitation.Daylight
In Arroyo Salado, the average length of the day in September is 12h and 14min.On the first day of September, sunrise is at 06:24 and sunset at 18:54. On the last day of the month, sunrise is at 06:30 and sunset at 18:28 AST.
Sunshine
In Arroyo Salado, the average sunshine in September is 9.1h.UV index
The months with the highest UV index are April through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 7 in September translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the hottest?
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Arroyo Salado have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Arroyo Salado have in September?
What are the months with the highest UV index?
What is the UV index reading in September?
Average temperature in September
Arroyo Salado, Dominican Republic
- Average high temperature in September: 29.3°C
The warmest months (with the highest average high temperature) are August and September (29.3°C).
The month with the lowest average high temperature is January (26.3°C).
- Average low temperature in September: 25°C
The month with the highest average low temperature is August (25.6°C).
The coldest month (with the lowest average low temperature) is March (22.2°C).
Average pressure in September
Arroyo Salado, Dominican Republic
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is January (1017mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).
Average wind speed in September
Arroyo Salado, Dominican Republic
- Average wind speed in September: 11.6km/h
The windiest months (with the highest average wind speed) are February, July and December (14.8km/h).
The calmest month (with the lowest average wind speed) is October (10.9km/h).
Average humidity in September
Arroyo Salado, Dominican Republic
- Average humidity in September: 81%
The months with the highest relative humidity are May, June, July and August (82%).
The month with the lowest relative humidity is March (78%).
Average rainfall in September
Arroyo Salado, Dominican Republic
- Average rainfall in September: 108mm
The wettest month (with the highest rainfall) is July (134mm).
The driest months (with the least rainfall) are January, February and June (66mm).
Average rainfall days in September
Arroyo Salado, Dominican Republic
- Average rainfall days in September: 23.9 days
The month with the highest number of rainy days is December (25.9 days).
The month with the least rainy days is February (21 days).
Average daylight in September /
Average sunshine in September
Arroyo Salado, 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 June (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).
Average sunshine days in September
Arroyo Salado, Dominican Republic
- Average sunshine days in September: 4.3 days
The month with the most sunshine days is October (6.5 days).
The month with the least sunshine days is December (2.2 days).
Average UV index in September
Arroyo Salado, Dominican Republic
- Average UV index in September: 7
The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 6).
Average cloud cover in September
Arroyo Salado, Dominican Republic
- Average cloud cover in September: 31
The month with the most cloud cover is November (Cloud cover 39).
The months with the least cloud cover are September and October (Cloud cover 31).
Average visibility in September
Arroyo Salado, Dominican Republic
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
