September weather forecast
Morriston, FL

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Weather in September

September, the first month of the autumn in Morriston, is also a hot month, with temperature in the range of an average low of 72.3°F (22.4°C) and an average high of 87.6°F (30.9°C).

Temperature

Morriston, Florida, greets September with an average high-temperature of a still hot 87.6°F (30.9°C), marking a slight deviation from the preceding month. The average low-temperature, in September, in Morriston, Florida, is an agreeable 72.3°F (22.4°C).

Heat index

September's average heat index is calculated to be a scorching 104°F (40°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

The months with the highest humidity are July through September, with an average relative humidity of 78%.

Rainfall

In Morriston, during September, the rain falls for 14.2 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Morriston, Florida, during the entire year, the rain falls for 127 days and collects up to 10.04" (255mm) of precipitation.

Snowfall

In Morriston, snow does not fall in February through December.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of September in Morriston, sunrise is at 7:07 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:16 pm EDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

In Morriston, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 6 in September translates into this advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. 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. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot does it get in Morriston in September?

In Morriston, in September, the average high-temperature is 87.6°F (30.9°C), and the average low-temperature is 72.3°F (22.4°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 104°F (40°C).

What is the most humid month in Morriston?

July through September, with an average relative humidity of 78%, are most humid months.

What is the average humidity in September in Morriston?

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

How many days does it rain in September in Morriston?

In Morriston, Florida, during September, the rain falls for 14.2 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow in Morriston?

In Morriston, snow does not fall in February through December.

What is the average length of the day in September in Morriston?

In Morriston, Florida, the average day length in September is 12h and 20min.

What time are sunrise and sunset in September in Morriston?

On the first day of September in Morriston, sunrise is at 7:07 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:16 pm EDT.

How many hours of sunshine does Morriston have in September?

The average sunshine duration in September in Morriston is 8.6h.

What is the UV index reading in September in Morriston?

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Morriston, FL

Average temperature in September - Morriston, FL
  • Average high temperature in September: 87.6°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (64.9°F).

  • Average low temperature in September: 72.3°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

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Average pressure in September
Morriston, FL

Average pressure in September - Morriston, FL
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in September
Morriston, FL

Average wind speed in September - Morriston, FL
  • Average wind speed in September: 5.2mph

The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).

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Average humidity in September
Morriston, FL

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

The months with the highest relative humidity are July, August and September (78%).
The month with the lowest relative humidity is March (71%).

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Average rainfall in September
Morriston, FL

Average rainfall in September - Morriston, FL
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is July (1.73").
The driest month (with the least rainfall) is March (0.28").

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Average rainfall days in September
Morriston, FL

Average rainfall days in September - Morriston, FL
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (5.1 days).

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Average snowfall days in September
Morriston, FL

Average snowfall days in September - Morriston, FL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are May and July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in September
Morriston, FL

Average sunshine days in September - Morriston, FL
  • Average sunshine days in September: 11.8 days

The month with the most sunshine days is January (23.5 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in September
Morriston, FL

Average UV index in September - Morriston, FL
  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in September
Morriston, FL

Average cloud cover in September - Morriston, FL
  • Average cloud cover in September: 33

The months with the most cloud cover are February and December (Cloud cover 37).
The month with the least cloud cover is May (Cloud cover 28).

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Average visibility in September
Morriston, FL

Average visibility in September - Morriston, 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).

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Morriston, Florida, USA

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