September weather forecast
Acline, FL

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Weather in September

September, the first month of the autumn in Acline, is still a hot month, with an average temperature ranging between min 75°F (23.9°C) and max 88.7°F (31.5°C).

Temperature

September denotes a minimal variation in the average high-temperature to a still tropical 88.7°F (31.5°C) from August's 90.1°F (32.3°C). Acline's nighttime temperature during September is consistently averaged at a warm 75°F (23.9°C).

Heat index

For September, the heat index is calculated to be an extremely hot 107.6°F (42°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. 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. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

With an average relative humidity of 78%, September is the most humid month in Acline.

Rainfall

In September, in Acline, Florida, the rain falls for 22.6 days. Throughout September, 3.5" (89mm) of precipitation is accumulated. Throughout the year, there are 181.8 rainfall days, and 29.37" (746mm) of precipitation is accumulated.

Daylight

In September, the average length of the day in Acline is 12h and 18min.
On the first day of the month, sunrise is at 7:07 am and sunset at 7:47 pm. On the last day of September, sunrise is at 7:20 am and sunset at 7:15 pm EDT.

Sunshine

In Acline, the average sunshine in September is 8.9h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 7 in September translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Acline in September?

In Acline, in September, the average high-temperature is 88.7°F (31.5°C), and the average low-temperature is 75°F (23.9°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 107.6°F (42°C).

What is the most humid month in Acline?

With an average relative humidity of 78%, September is the most humid month in Acline, Florida.

What is the average humidity in September in Acline?

In Acline, the average relative humidity in September is 78%.

How many days does it rain in September in Acline?

In Acline, Florida, in September, it is raining for 22.6 days, with typically 3.5" (89mm) of accumulated precipitation.

How many hours of daylight does Acline have in September?

The average day length in September in Acline, Florida, is 12h and 18min.

When is the sunrise / sunset in September in Acline?

In September, on the first day of the month, sunrise is at 7:07 am and sunset at 7:47 pm. On the last day of the month, in Acline, sunrise is at 7:20 am and sunset at 7:15 pm EDT.

How long on average sun shines in September in Acline?

The average sunshine duration in September in Acline is 8.9h.

When is the highest UV index in Acline?

May through September, with an average maximum UV index of 7, are months with the highest UV index in Acline.

How high is the UV index in September in Acline?

The average daily maximum UV index in September in Acline is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Acline, FL

Average temperature in September - Acline, FL
  • Average high temperature in September: 88.7°F

The warmest months (with the highest average high temperature) are July and August (90.1°F).
The month with the lowest average high temperature is January (70.9°F).

  • Average low temperature in September: 75°F

The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (54.3°F).

Average pressure in September
Acline, FL

Average pressure in September - Acline, FL
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

Average wind speed in September
Acline, FL

Average wind speed in September - Acline, FL
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in September
Acline, FL

Average humidity in September - Acline, FL
  • Average humidity in September: 78%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (70%).

Average rainfall in September
Acline, FL

Average rainfall in September - Acline, FL
  • Average rainfall in September: 3.5"

The wettest month (with the highest rainfall) is August (5.39").
The driest month (with the least rainfall) is February (0.79").

Average rainfall days in September
Acline, FL

Average rainfall days in September - Acline, FL
  • Average rainfall days in September: 22.6 days

The month with the highest number of rainy days is August (25.6 days).
The months with the least rainy days are January and February (8.1 days).

Average daylight in September /
Average sunshine in September
Acline, FL

Average daylight in September / Average sunshine in September - Acline, 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: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in September
Acline, FL

Average sunshine days in September - Acline, FL
  • Average sunshine days in September: 4.9 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in September
Acline, FL

Average UV index in September - Acline, 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 months with the lowest UV index are January, February, November and December (UV index 5).

Average cloud cover in September
Acline, FL

Average cloud cover in September - Acline, FL
  • Average cloud cover in September: 31

The month with the most cloud cover is December (Cloud cover 32).
The month with the least cloud cover is May (Cloud cover 26).

Average visibility in September
Acline, FL

Average visibility in September - Acline, 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).

Acline, Florida, USA

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