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
As Boca West, Florida, steps into September, the average high-temperature holds at a warm 85.3°F (29.6°C), hinting at a minor fluctuation from the prior month. Boca West sustains a near constant temperature throughout September, with nighttime averages of 80.2°F (26.8°C).Heat index
Throughout September, the heat index is calculated to be a torrid 95°F (35°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. 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', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.
Humidity
In September, the average relative humidity is 74%.Rainfall
In Boca West, during September, the rain falls for 27.8 days and regularly aggregates up to 10.59" (269mm) of precipitation. Throughout the year, there are 244.6 rainfall days, and 68.54" (1741mm) of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 18min.On the first day of September, sunrise is at 7:00 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 7:07 pm EDT.
Sunshine
The average sunshine in September is 9h.UV index
May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.Note: In September, the UV index of 7 transforms into the following advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Boca West have in September?
When is the highest UV index?
How high is the UV index in September?
Average temperature in September
Boca West, FL
- Average high temperature in September: 85.3°F
The warmest month (with the highest average high temperature) is August (87.1°F).
The month with the lowest average high temperature is January (72.5°F).
- Average low temperature in September: 80.2°F
The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is January (64.2°F).
Average pressure in September
Boca West, FL
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).
Average wind speed in September
Boca West, FL
- Average wind speed in September: 8.4mph
The windiest month (with the highest average wind speed) is March (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in September
Boca West, FL
- Average humidity in September: 74%
The months with the highest relative humidity are June and December (75%).
The month with the lowest relative humidity is March (70%).
Average rainfall in September
Boca West, FL
- Average rainfall in September: 10.59"
The wettest month (with the highest rainfall) is August (12.05").
The driest month (with the least rainfall) is January (1.57").
Average rainfall days in September
Boca West, FL
- Average rainfall days in September: 27.8 days
The month with the highest number of rainy days is August (29.3 days).
The month with the least rainy days is February (12.7 days).
Average daylight in September /
Average sunshine in September
Boca West, FL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in September: 9h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 12min).
Average sunshine days in September
Boca West, FL
- Average sunshine days in September: 1.4 days
The month with the most sunshine days is March (13.3 days).
The month with the least sunshine days is August (0.9 days).
Average UV index in September
Boca West, FL
- Average UV index in September: 7
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover in September
Boca West, FL
- Average cloud cover in September: 31
The month with the most cloud cover is October (Cloud cover 36).
The months with the least cloud cover are March, April, May and July (Cloud cover 29).
Average visibility in September
Boca West, FL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Boca West, Florida, USA
Weather forecast for your location
2. Allow the app to use your location