September weather forecastSainte Rose, Guadeloupe
September weather for Sainte Rose, Guadeloupe: September is the month with the warmest seawater in Sainte Rose, with an average sea temperature of 29.4°C (84.9°F). The month with the warmest seawater in Sainte Rose is September, with an average sea temperature of 29.4°C (84.9°F).
September
Weather in September
September, in Sainte Rose, represents a shift in the weather narrative, revealing a serene transition. The city's rainfall begins to decrease with an estimate of 103mm (4.06") received. The weather starts to evolve from the hot, wet summer months to the more uniform autumn climate. Wind circulation slightly subsides, inviting a sense of calm to the atmosphere. Despite decreasing daylight hours, the ambient light remains adequate for everyday activities until late in the evening.Temperature
The arrival of September brings an average high-temperature of a still warm 29°C (84.2°F), subtly diverging from August's 29.2°C (84.6°F). September nighttime temperatures hover close to the daytime peak with an average of 27.5°C (81.5°F).Heat index
September's average heat index is estimated at a hot 34°C (93.2°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
In Sainte Rose, Guadeloupe, the average relative humidity in September is 76%.Rainfall
In Sainte Rose, in September, it is raining for 22 days, with typically 103mm (4.06") of accumulated precipitation. Throughout the year, in Sainte Rose, there are 261.2 rainfall days, and 839mm (33.03") of precipitation is accumulated.Sea temperature
September is the month with the warmest seawater in Sainte Rose, with an average sea temperature of 29.4°C (84.9°F).Note: In water temperatures ranging between 25°C (77°F) and 29°C (84.2°F), activities such as swimming and diving become highly pleasurable for long durations.
Daylight
In Sainte Rose, the average length of the day in September is 12h and 13min.On the first day of the month, sunrise is at 05:53 and sunset at 18:19. On the last day of September, in Sainte Rose, sunrise is at 05:56 and sunset at 17:56 AST.
Sunshine
In September, the average sunshine in Sainte Rose is 10h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index in Sainte Rose, Guadeloupe. The months with the lowest UV index in Sainte Rose are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 7 in September converts into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sainte Rose, Guadeloupe
- Average high temperature in September: 29°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is March (26.3°C).
- Average low temperature in September: 27.5°C
The month with the highest average low temperature is September (27.5°C).
The coldest month (with the lowest average low temperature) is February (24.8°C).
Average pressure in September
Sainte Rose, Guadeloupe
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is June (1016mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in September
Sainte Rose, Guadeloupe
- Average wind speed in September: 18.9km/h
The windiest month (with the highest average wind speed) is July (24km/h).
The calmest month (with the lowest average wind speed) is October (18.1km/h).
Average humidity in September
Sainte Rose, Guadeloupe
- Average humidity in September: 76%
The months with the highest relative humidity are May, July, August and November (77%).
The months with the lowest relative humidity are January, February and March (75%).
Average rainfall in September
Sainte Rose, Guadeloupe
- Average rainfall in September: 103mm
The wettest month (with the highest rainfall) is August (119mm).
The driest month (with the least rainfall) is February (31mm).
Average rainfall days in September
Sainte Rose, Guadeloupe
- Average rainfall days in September: 22 days
The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is March (16.9 days).
Average sea temperature in September
Sainte Rose, Guadeloupe
- 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 (26.6°C).
Average daylight in September /
Average sunshine in September
Sainte Rose, Guadeloupe
- Average daylight in September: 12h and 12min
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 12min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in September
Sainte Rose, Guadeloupe
- Average sunshine days in September: 4.9 days
The month with the most sunshine days is March (9.3 days).
The month with the least sunshine days is July (0.7 days).
Average UV index in September
Sainte Rose, Guadeloupe
- 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
Sainte Rose, Guadeloupe
- Average cloud cover in September: 39
The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is February (Cloud cover 35).
Average visibility in September
Sainte Rose, Guadeloupe
- 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).





