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 sea temperature 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, known for its average high temperature of 29°C (84.2°F) and an average low temperature of 27.7°C (81.9°F), is the warmest month in Soufriere.Heat index
During September, the heat index is appraised at a hot 34°C (93.2°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.Bear in mind that the heat index values are determined for shaded areas and light breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Humidity
In Soufriere, the average relative humidity in September is 76%.Rainfall
In Soufriere, in September, it is raining for 21.5 days, with typically 86mm (3.39") of accumulated precipitation. Throughout the year, in Soufriere, there are 261.3 rainfall days, and 724mm (28.5") of precipitation is accumulated.Sea temperature
September is the month with the warmest seawater in Soufriere, with an average sea temperature of 29.4°C (84.9°F).Note: For activities such as swimming and diving, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as particularly pleasant and satisfying for prolonged periods without feeling uneasy.
Daylight
In Soufriere, the average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 05:52 and sunset at 18:17. On the last day of September, sunrise is at 05:55 and sunset at 17:55 AST.
Sunshine
In September, the average sunshine in Soufriere is 10.3h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. 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 threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 7 in September, converts into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Caution! The Sun's UV intensity grows with reflections off sand and water.
Frequently asked questions
What month is the hottest in Soufriere?
How hot is it in Soufriere in September?
What is the average humidity in September in Soufriere?
How many days does it rain in September in Soufriere?
What month is the sea warmest in Soufriere?
What is the water temperature in September in Soufriere?
What is the average length of the day in September in Soufriere?
What time are sunrise and sunset in September in Soufriere?
How many hours of sunshine does Soufriere have in September?
What is the month with the highest UV index in Soufriere?
What are the months with the lowest UV index in Soufriere?
What is the UV index reading in September in Soufriere?
Average temperature in September
Soufriere, Dominica
- Average high temperature in September: 29°C
The warmest month (with the highest average high temperature) is September (29°C).
The months with the lowest average high temperature are February and March (26.4°C).
- Average low temperature in September: 27.7°C
The month with the highest average low temperature is October (27.8°C).
The coldest months (with the lowest average low temperature) are February and March (25.3°C).
Average pressure in September
Soufriere, Dominica
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is June (1015.6mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in September
Soufriere, Dominica
- Average wind speed in September: 20.2km/h
The windiest month (with the highest average wind speed) is January (27.1km/h).
The calmest months (with the lowest average wind speed) are September and October (20.2km/h).
Average humidity in September
Soufriere, Dominica
- Average humidity in September: 76%
The months with the highest relative humidity are May, June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).
Average rainfall in September
Soufriere, Dominica
- Average rainfall in September: 86mm
The wettest month (with the highest rainfall) is October (91mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in September
Soufriere, Dominica
- Average rainfall days in September: 21.5 days
The month with the highest number of rainy days is July (23.8 days).
The month with the least rainy days is March (18.1 days).
Average sea temperature in September
Soufriere, Dominica
- Average sea temperature in September: 29.4°C
The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).
Average daylight in September /
Average sunshine in September
Soufriere, Dominica
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in September
Soufriere, Dominica
- Average sunshine days in September: 6.1 days
The month with the most sunshine days is September (6.1 days).
The months with the least sunshine days are June and July (1.3 days).
Average UV index in September
Soufriere, Dominica
- 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
Soufriere, Dominica
- Average cloud cover in September: 37
The months with the most cloud cover are June and July (Cloud cover 45).
The month with the least cloud cover is February (Cloud cover 34).
Average visibility in September
Soufriere, Dominica
- 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).
Soufriere, Dominica
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