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 welcomes an average high-temperature of a still warm 29.5°C (85.1°F), not much different from the preceding month. The mean low-temperature during September nights is a still warm 24.3°C (75.7°F).Heat index
For September, the heat index is computed to be a fiery hot 36°C (96.8°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.Heat index determinations are made taking into account the shade and light air movements. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
In La Petite Anse, the average relative humidity in September is 78%.Rainfall
In September, in La Petite Anse, the rain falls for 22.4 days. Throughout September, 77mm (3.03") of precipitation is accumulated. Throughout the year, there are 229.5 rainfall days, and 678mm (26.69") of precipitation is accumulated.Daylight
The average length of the day in September in La Petite Anse is 12h and 15min.On the first day of September, sunrise is at 06:33 and sunset at 19:03. On the last day of the month, sunrise is at 06:39 and sunset at 18:37 EDT.
Sunshine
In September, the average sunshine is 10h.UV index
The months with the highest UV index are April through October, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 7 during September translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. 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. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
How hot is September in La Petite Anse?
What is the average humidity in September in La Petite Anse?
How much does it rain in La Petite Anse in September?
What is the average length of the day in September in La Petite Anse?
What time are sunrise and sunset in September in La Petite Anse?
How long on average sun shines in September in La Petite Anse?
When is the highest UV index in La Petite Anse?
What is the UV index reading in September in La Petite Anse?
Average temperature in September
La Petite Anse, Haiti
- Average high temperature in September: 29.5°C
The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (26.7°C).
- Average low temperature in September: 24.3°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (21.3°C).
Average pressure in September
La Petite Anse, Haiti
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).
Average wind speed in September
La Petite Anse, Haiti
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is July (15.8km/h).
The calmest month (with the lowest average wind speed) is October (11km/h).
Average humidity in September
La Petite Anse, Haiti
- Average humidity in September: 78%
The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in September
La Petite Anse, Haiti
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is July (84mm).
The driest month (with the least rainfall) is December (24mm).
Average rainfall days in September
La Petite Anse, Haiti
- Average rainfall days in September: 22.4 days
The month with the highest number of rainy days is May (23.4 days).
The month with the least rainy days is February (13.5 days).
Average daylight in September /
Average sunshine in September
La Petite Anse, Haiti
- 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: 10h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).
Average sunshine days in September
La Petite Anse, Haiti
- Average sunshine days in September: 4.2 days
The month with the most sunshine days is January (13.1 days).
The month with the least sunshine days is September (4.2 days).
Average UV index in September
La Petite Anse, Haiti
- Average UV index in September: 7
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 6).
Average cloud cover in September
La Petite Anse, Haiti
- Average cloud cover in September: 21
The month with the most cloud cover is March (Cloud cover 32).
The month with the least cloud cover is July (Cloud cover 20).
Average visibility in September
La Petite Anse, 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).
La Petite Anse, Haiti
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