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
The shift to September signals an average high-temperature of a still moderately hot 28.5°C (83.3°F), subtly varied from August's 28.8°C (83.8°F). Rampe Des Lions, during September nights, records a temperature marginally cooler than the daytime average, at a still warm 24.5°C (76.1°F).Heat index
For September, the heat index is calculated to be a hot 33°C (91.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
In Rampe Des Lions, the average relative humidity in September is 80%.Rainfall
In Rampe Des Lions, during September, the rain falls for 24.3 days and regularly aggregates up to 111mm (4.37") of precipitation. Throughout the year, there are 283.3 rainfall days, and 1053mm (41.46") of precipitation is accumulated.Daylight
In Rampe Des Lions, Haiti, the average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 06:41 and sunset at 19:10. On the last day of September, in Rampe Des Lions, Haiti, sunrise is at 06:46 and sunset at 18:45 EDT.
Sunshine
In Rampe Des Lions, the average sunshine in September is 10.4h.UV index
The months with the highest UV index in Rampe Des Lions are May through October, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 7 in September translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
How hot is it in Rampe Des Lions in September?
What is the average humidity in September in Rampe Des Lions?
How many days does it rain in September in Rampe Des Lions?
How many hours of daylight does Rampe Des Lions have in September?
What time are sunrise and sunset in September in Rampe Des Lions?
How many hours of sunshine does Rampe Des Lions have in September?
When is the highest UV index in Rampe Des Lions?
How high is the UV index in September in Rampe Des Lions?
Average temperature in September
Rampe Des Lions, Haiti
- Average high temperature in September: 28.5°C
The warmest months (with the highest average high temperature) are July and August (28.8°C).
The month with the lowest average high temperature is March (25.8°C).
- Average low temperature in September: 24.5°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is March (21.8°C).
Average pressure in September
Rampe Des Lions, Haiti
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is January (1015.8mbar).
The month with the lowest atmospheric pressure is October (1011.8mbar).
Average wind speed in September
Rampe Des Lions, Haiti
- Average wind speed in September: 7.4km/h
The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is September (7.4km/h).
Average humidity in September
Rampe Des Lions, Haiti
- Average humidity in September: 80%
The months with the highest relative humidity are October and November (81%).
The months with the lowest relative humidity are January, February, March, June, July, August and December (79%).
Average rainfall in September
Rampe Des Lions, Haiti
- Average rainfall in September: 111mm
The wettest month (with the highest rainfall) is May (154mm).
The driest month (with the least rainfall) is December (47mm).
Average rainfall days in September
Rampe Des Lions, Haiti
- Average rainfall days in September: 24.3 days
The months with the highest number of rainy days are May and October (27.5 days).
The month with the least rainy days is December (19 days).
Average daylight in September /
Average sunshine in September
Rampe Des Lions, Haiti
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in September
Rampe Des Lions, Haiti
- Average sunshine days in September: 3.4 days
The month with the most sunshine days is January (5.8 days).
The month with the least sunshine days is May (1 days).
Average UV index in September
Rampe Des Lions, Haiti
- Average UV index in September: 7
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).
Average cloud cover in September
Rampe Des Lions, Haiti
- Average cloud cover in September: 25
The month with the most cloud cover is May (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in September
Rampe Des Lions, Haiti
- 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).
Rampe Des Lions, Haiti
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