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
Weather in September
Temperature
September, with its average high-temperature of 28.9°C (84°F) and an average low-temperature of 27.8°C (82°F), holds the record as the warmest month.Heat index
The heat index for September is calculated to be a tropical 34°C (93.2°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
In Betty's Hope, the average relative humidity in September is 77%.Rainfall
In Betty's Hope, Antigua and Barbuda, during September, the rain falls for 23.8 days and regularly aggregates up to 96mm (3.78") of precipitation. In Betty's Hope, Antigua and Barbuda, during the entire year, the rain falls for 264.9 days and collects up to 734mm (28.9") of precipitation.Daylight
The average length of the day in September is 12h and 14min.On the first day of September, sunrise is at 05:53 and sunset at 18:20. On the last day of the month, sunrise is at 05:57 and sunset at 17:56 AST.
Sunshine
In Betty's Hope, the average sunshine in September is 10h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index, 7 in September, converts into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What are the warmest months in Betty's Hope?
How hot is it in Betty's Hope in September?
What is the average humidity in September in Betty's Hope?
How many days does it rain in September in Betty's Hope?
What is the average length of the day in September in Betty's Hope?
When are sunrise and sunset in September in Betty's Hope?
How many hours of sunshine does Betty's Hope have in September?
When is the highest UV index in Betty's Hope?
When is the lowest UV index in Betty's Hope?
What is the UV index intensity in September in Betty's Hope?
Average temperature in September
Betty's Hope, Antigua and Barbuda
- Average high temperature in September: 28.9°C
The warmest month (with the highest average high temperature) is September (28.9°C).
The month with the lowest average high temperature is March (25.9°C).
- Average low temperature in September: 27.8°C
The month with the highest average low temperature is September (27.8°C).
The coldest month (with the lowest average low temperature) is February (24.9°C).
Average pressure in September
Betty's Hope, Antigua and Barbuda
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is June (1016.3mbar).
The months with the lowest atmospheric pressure are October and November (1012.6mbar).
Average wind speed in September
Betty's Hope, Antigua and Barbuda
- Average wind speed in September: 21km/h
The windiest month (with the highest average wind speed) is July (26.9km/h).
The calmest month (with the lowest average wind speed) is September (21km/h).
Average humidity in September
Betty's Hope, Antigua and Barbuda
- Average humidity in September: 77%
The months with the highest relative humidity are May, July and August (78%).
The months with the lowest relative humidity are January, February and March (75%).
Average rainfall in September
Betty's Hope, Antigua and Barbuda
- Average rainfall in September: 96mm
The wettest month (with the highest rainfall) is October (99mm).
The driest month (with the least rainfall) is February (23mm).
Average rainfall days in September
Betty's Hope, Antigua and Barbuda
- Average rainfall days in September: 23.8 days
The month with the highest number of rainy days is July (24.9 days).
The month with the least rainy days is March (17.7 days).
Average daylight in September /
Average sunshine in September
Betty's Hope, Antigua and Barbuda
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in September: 10h and 0min
The months with the most sunshine are April and August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in September
Betty's Hope, Antigua and Barbuda
- Average sunshine days in September: 3 days
The month with the most sunshine days is March (9 days).
The month with the least sunshine days is July (0.5 days).
Average UV index in September
Betty's Hope, Antigua and Barbuda
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Betty's Hope, Antigua and Barbuda
- Average cloud cover in September: 40
The months with the most cloud cover are May, June and July (Cloud cover 43).
The month with the least cloud cover is February (Cloud cover 34).
Average visibility in September
Betty's Hope, Antigua and Barbuda
- 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).
Betty's Hope, Antigua and Barbuda
Weather forecast for your location
2. Allow the app to use your location
