September weather forecast
Manavista, FL

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Weather in September

September, the first month of the autumn in Manavista, is also a hot month, with temperature in the range of an average low of 77.4°F (25.2°C) and an average high of 86.9°F (30.5°C).

Temperature

During September, the average high-temperature is a still hot 86.9°F (30.5°C), maintaining a close resemblance to that of the preceding month. Throughout the September nights, Manavista encounters a low-temperature of 77.4°F (25.2°C).

Heat index

In September, the heat index is computed to be a sweltering 100.4°F (38°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. 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. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Manavista, the average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 23.5 days. Throughout September, 4.61" (117mm) of precipitation is accumulated. In Manavista, during the entire year, the rain falls for 183.1 days and collects up to 34.92" (887mm) of precipitation.

Daylight

In September, the average length of the day is 12h and 19min.
On the first day of September, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:17 pm EDT.

Sunshine

The average sunshine in September in Manavista is 9h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 7 during September translates into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

The average high-temperature and low-temperature in Manavista during September are 86.9°F (30.5°C) and 77.4°F (25.2°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in September is computed to be 100.4°F (38°C).

What is the average humidity in September?

In September, the average relative humidity in Manavista is 75%.

How many days does it rain in September?

In Manavista, in September, during 23.5 rainfall days, 4.61" (117mm) of precipitation is typically accumulated.

What is the average length of the day in September?

The average day length in September is 12h and 19min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:17 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9h.

What are the months with the highest UV index?

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

What is the UV index reading in September?

In Manavista, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Manavista, FL

Average temperature in September - Manavista, FL
  • Average high temperature in September: 86.9°F

The warmest month (with the highest average high temperature) is August (88.5°F).
The month with the lowest average high temperature is January (68.5°F).

  • Average low temperature in September: 77.4°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

Average pressure in September
Manavista, FL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

Average wind speed in September
Manavista, FL

Average wind speed in September - Manavista, FL
  • Average wind speed in September: 7.2mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

Average humidity in September
Manavista, FL

Average humidity in September - Manavista, FL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are March, April and May (72%).

Average rainfall in September
Manavista, FL

Average rainfall in September - Manavista, FL
  • Average rainfall in September: 4.61"

The wettest month (with the highest rainfall) is August (6.42").
The driest months (with the least rainfall) are February and November (1.06").

Average rainfall days in September
Manavista, FL

Average rainfall days in September - Manavista, FL
  • Average rainfall days in September: 23.5 days

The month with the highest number of rainy days is August (26.8 days).
The months with the least rainy days are January, February and November (8.3 days).

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

Average daylight in September / Average sunshine in September - Manavista, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in September
Manavista, FL

Average sunshine days in September - Manavista, FL
  • Average sunshine days in September: 4.5 days

The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is August (2.5 days).

Average UV index in September
Manavista, FL

Average UV index in September - Manavista, 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 4).

Average cloud cover in September
Manavista, FL

Average cloud cover in September - Manavista, FL
  • Average cloud cover in September: 28

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 22).

Average visibility in September
Manavista, FL

Average visibility in September - Manavista, 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).

Manavista, Florida, USA

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