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
Fountain reaches its highest average temperatures in September, measuring 28.8°C (83.8°F) at the peak and 27.8°C (82°F) at the lowest.Heat index
For most parts of September, the heat index is estimated at a tropical 34°C (93.2°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.The standards for the heat index are set for locations in shade and under light breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
The average relative humidity in September in Fountain, Saint Kitts and Nevis, is 77%.Rainfall
In Fountain, in September, during 21.9 rainfall days, 92mm (3.62") of precipitation is typically accumulated. In Fountain, during the entire year, the rain falls for 261.5 days and collects up to 730mm (28.74") of precipitation.Daylight
In September, the average length of the day is 12h and 14min.On the first day of September, sunrise is at 05:56 and sunset at 18:23. On the last day of the month, sunrise is at 06:00 and sunset at 17:59 AST.
Sunshine
In Fountain, the average sunshine in September 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 reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 7 transforms into these recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What month is the hottest in Fountain?
How hot does it get in Fountain in September?
What is the average humidity in September in Fountain?
How many days does it rain in September in Fountain?
What is the average length of the day in September in Fountain?
What time are sunrise and sunset in September in Fountain?
How many hours of sunshine does Fountain have in September?
What is the month with the highest UV index in Fountain?
What is the month with the lowest UV index in Fountain?
What is the UV index intensity in September in Fountain?
Average temperature in September
Fountain, Saint Kitts and Nevis
- Average high temperature in September: 28.8°C
The warmest month (with the highest average high temperature) is September (28.8°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 October (28°C).
The coldest month (with the lowest average low temperature) is March (25.1°C).
Average pressure in September
Fountain, Saint Kitts and Nevis
- Average pressure in September: 1013.2mbar
The month with the highest atmospheric pressure is June (1016.2mbar).
The months with the lowest atmospheric pressure are October and November (1012.5mbar).
Average wind speed in September
Fountain, Saint Kitts and Nevis
- Average wind speed in September: 20.5km/h
The windiest month (with the highest average wind speed) is July (26.4km/h).
The calmest month (with the lowest average wind speed) is October (19.8km/h).
Average humidity in September
Fountain, Saint Kitts and Nevis
- Average humidity in September: 77%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March and December (75%).
Average rainfall in September
Fountain, Saint Kitts and Nevis
- Average rainfall in September: 92mm
The wettest month (with the highest rainfall) is October (104mm).
The driest month (with the least rainfall) is February (29mm).
Average rainfall days in September
Fountain, Saint Kitts and Nevis
- Average rainfall days in September: 21.9 days
The month with the highest number of rainy days is November (24.5 days).
The month with the least rainy days is June (18.7 days).
Average daylight in September /
Average sunshine in September
Fountain, Saint Kitts and Nevis
- 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in September
Fountain, Saint Kitts and Nevis
- Average sunshine days in September: 5 days
The month with the most sunshine days is March (6.4 days).
The month with the least sunshine days is November (2.2 days).
Average UV index in September
Fountain, Saint Kitts and Nevis
- 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
Fountain, Saint Kitts and Nevis
- Average cloud cover in September: 37
The months with the most cloud cover are May and June (Cloud cover 41).
The month with the least cloud cover is February (Cloud cover 33).
Average visibility in September
Fountain, Saint Kitts and Nevis
- 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).
Fountain, Saint Kitts and Nevis
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