September weather forecast
Mount Plymouth, FL

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Weather in September

The first month of the autumn, September, is also a hot month in Mount Plymouth, Florida, with an average temperature fluctuating between 74.1°F (23.4°C) and 88.7°F (31.5°C).

Temperature

Mount Plymouth's average high-temperature in September is a still hot 88.7°F (31.5°C), marking an insignificant difference from the 91°F (32.8°C) of August. During September, Mount Plymouth's temperature averages to a warm 74.1°F (23.4°C) at night.

Heat index

For September, the heat index is evaluated at an extremely hot 105.8°F (41°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
The metrics for the heat index are tailored for both shady environments and light 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 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

July through September, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Mount Plymouth, during September, the rain falls for 23.6 days and regularly aggregates up to 4.53" (115mm) of precipitation. In Mount Plymouth, during the entire year, the rain falls for 195.8 days and collects up to 37.68" (957mm) of precipitation.

Snowfall

In Mount Plymouth, Florida, snow does not fall in February through December.

Daylight

In Mount Plymouth, the average length of the day in September is 12h and 19min.
On the first day of September in Mount Plymouth, sunrise is at 7:04 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:12 pm EDT.

Sunshine

In Mount Plymouth, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

How hot does it get in Mount Plymouth in September?

Mount Plymouth in September has an average high-temperature of 88.7°F (31.5°C) and an average low-temperature of 74.1°F (23.4°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 105.8°F (41°C).

What are the most humid months in Mount Plymouth?

The months with the highest humidity in Mount Plymouth are July through September, with an average relative humidity of 77%.

What is the average humidity in September in Mount Plymouth?

In September, the average relative humidity in Mount Plymouth is 77%.

How much does it rain in Mount Plymouth in September?

In Mount Plymouth, in September, during 23.6 rainfall days, 4.53" (115mm) of precipitation is typically accumulated.

When it does not snow in Mount Plymouth?

In Mount Plymouth, Florida, snow does not fall in February through December.

What is the average length of the day in September in Mount Plymouth?

In Mount Plymouth, the average day length in September is 12h and 19min.

What time are sunrise and sunset in September in Mount Plymouth?

On the first day of September in Mount Plymouth, Florida, sunrise is at 7:04 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:12 pm EDT.

How many hours of sunshine does Mount Plymouth have in September?

In Mount Plymouth, the average sunshine duration in September is 8.5h.

What is the UV index reading in September in Mount Plymouth?

In September, the average daily maximum UV index is 6. A UV Index 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
Mount Plymouth, FL

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

The warmest months (with the highest average high temperature) are July and August (91°F).
The month with the lowest average high temperature is January (67.6°F).

  • Average low temperature in September: 74.1°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (50.5°F).

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Average pressure in September
Mount Plymouth, FL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in September
Mount Plymouth, FL

Average wind speed in September - Mount Plymouth, FL
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in September
Mount Plymouth, FL

Average humidity in September - Mount Plymouth, FL
  • Average humidity in September: 77%

The months with the highest relative humidity are July, August and September (77%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in September
Mount Plymouth, FL

Average rainfall in September - Mount Plymouth, FL
  • Average rainfall in September: 4.53"

The wettest months (with the highest rainfall) are July and August (6.14").
The driest month (with the least rainfall) is March (1.38").

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Average rainfall days in September
Mount Plymouth, FL

Average rainfall days in September - Mount Plymouth, FL
  • Average rainfall days in September: 23.6 days

The month with the highest number of rainy days is August (27 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall days in September
Mount Plymouth, FL

Average snowfall days in September - Mount Plymouth, 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
Mount Plymouth, FL

Average daylight in September / Average sunshine in September - Mount Plymouth, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are November and December (Average sunshine: 6h and 6min).

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Average sunshine days in September
Mount Plymouth, FL

Average sunshine days in September - Mount Plymouth, FL
  • Average sunshine days in September: 4.9 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (2.6 days).

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Average UV index in September
Mount Plymouth, FL

Average UV index in September - Mount Plymouth, FL
  • Average UV index in September: 6

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

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Average cloud cover in September
Mount Plymouth, FL

Average cloud cover in September - Mount Plymouth, FL
  • Average cloud cover in September: 33

The months with the most cloud cover are January and February (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 30).

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Average visibility in September
Mount Plymouth, FL

Average visibility in September - Mount Plymouth, 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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Mount Plymouth, Florida, USA

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