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
In Boyd's, the month of September is known for its highest average temperatures, reaching a high of 28.8°C (83.8°F) and a low of 27.7°C (81.9°F).Heat index
The heat index for September is appraised at a hot 34°C (93.2°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
The average relative humidity in September in Boyd's is 77%.Rainfall
The month with the most rainfall is September, when the rain falls for 19.6 days and typically aggregates up to 52mm (2.05") of precipitation.Daylight
The average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 05:57 and sunset at 18:24. On the last day of September, in Boyd's, sunrise is at 06:01 and sunset at 18:00 AST.
Sunshine
In Boyd's, the average sunshine in September is 10h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Boyd's are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.Note: In September, the maximum UV index of 7 suggests this advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Boyd's?
How hot does it get in Boyd's in September?
What is the average humidity in September in Boyd's?
What is the wettest month in Boyd's?
How much does it rain in Boyd's in September?
What is the average length of the day in September in Boyd's?
When is the sunrise / sunset in September in Boyd's?
How many hours of sunshine does Boyd's have in September?
What are the months with the highest UV index in Boyd's?
What are the months with the lowest UV index in Boyd's?
How high is the UV index in September in Boyd's?
Average temperature in September
Boyd's, 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 (25.8°C).
- Average low temperature in September: 27.7°C
The month with the highest average low temperature is September (27.7°C).
The coldest month (with the lowest average low temperature) is February (24.8°C).
Average pressure in September
Boyd's, Saint Kitts and Nevis
- Average pressure in September: 1013.1mbar
The months with the highest atmospheric pressure are January and June (1016.2mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).
Average wind speed in September
Boyd's, Saint Kitts and Nevis
- Average wind speed in September: 20.4km/h
The windiest month (with the highest average wind speed) is July (26.3km/h).
The calmest month (with the lowest average wind speed) is September (20.4km/h).
Average humidity in September
Boyd's, 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
Boyd's, Saint Kitts and Nevis
- Average rainfall in September: 52mm
The wettest month (with the highest rainfall) is September (52mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in September
Boyd's, Saint Kitts and Nevis
- Average rainfall days in September: 19.6 days
The month with the highest number of rainy days is September (19.6 days).
The month with the least rainy days is February (12.6 days).
Average daylight in September /
Average sunshine in September
Boyd's, 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 0min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is October (Average sunshine: 6h and 30min).
Average sunshine days in September
Boyd's, Saint Kitts and Nevis
- Average sunshine days in September: 7.3 days
The month with the most sunshine days is June (11.1 days).
The month with the least sunshine days is September (7.3 days).
Average UV index in September
Boyd's, 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
Boyd's, Saint Kitts and Nevis
- Average cloud cover in September: 38
The months with the most cloud cover are May and July (Cloud cover 41).
The months with the least cloud cover are February and March (Cloud cover 33).
Average visibility in September
Boyd's, 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).
Boyd's, Saint Kitts and Nevis
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