September weather forecast and climate
Cumpressco, FL

The first month of the autumn, September, is still a hot month in Cumpressco, Florida, with average temperature ranging between min 73.8°F (23.2°C) and max 88.2°F (31.2°C).

Temperature

In Cumpressco, the average high-temperature is practically the same as in August - a still hot 88.2°F (31.2°C). In September, the average low-temperature is 73.8°F (23.2°C).

Heat index

In September, the average heat index is estimated at a scorching 106.2°F (41.2°C). Beware - heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, metabolic differences, clothing). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

August and September, with an average relative humidity of 79%, are most humid months.

Rainfall

In Cumpressco, during September, the rain falls for 24.4 days and regularly aggregates up to 4.45" (113mm) of precipitation. In Cumpressco, during the entire year, the rain falls for 200.6 days and collects up to 40.39" (1026mm) of precipitation.

Snowfall

In Cumpressco snow does not fall in February through December.

Daylight

In September, the average length of the day is 12.3h.

Sunshine

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

UV index

May through July and September, with an average maximum UV index of 7, are months with the highest UV index in Cumpressco. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in September transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Cumpressco?

In September, in Cumpressco, the average high-temperature is 88.2°F (31.2°C), and the average low-temperature is 73.8°F (23.2°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, is estimated at 106.2°F (41.2°C).

What is the most humid month in Cumpressco?

Months with the highest humidity in Cumpressco are August and September, with an average relative humidity of 79%.

What is the average humidity in September in Cumpressco?

In Cumpressco, Florida, the average relative humidity in September is 79%.

How many days does it rain in September in Cumpressco?

In Cumpressco, in September, during 24.4 rainfall days, 4.45" (113mm) of precipitation is typically accumulated.

When it does not snow in Cumpressco?

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

How many hours of daylight does Cumpressco have in September?

In Cumpressco, Florida, the average length of the day in September is 12.3h.

How many hours of sunshine does Cumpressco have in September?

The average sunshine in September in Cumpressco, Florida, is 8.9h.

When is the highest UV index in Cumpressco?

Months with the highest UV index in Cumpressco are May through July and September, with an average maximum UV index of 7.

What is the UV index reading in September in Cumpressco?

In Cumpressco, Florida, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Cumpressco, FL
  • Average high temperature in September: 88.2°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 (67.6°F).

  • Average low temperature in September: 73.8°F

The month with the highest average low temperature is August (76.3°F).
The coldest month (with the lowest average low temperature) is January (50.2°F).

Average pressure in September - Cumpressco, FL
  • Average pressure in September: 29.96"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is September (29.96").

Average wind speed in September - Cumpressco, FL
  • Average wind speed in September: 4.9mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in September - Cumpressco, FL
  • Average humidity in September: 79%

Months with the highest relative humidity are August and September (79%).
The month with the lowest relative humidity is March (72%).

Average rainfall in September - Cumpressco, FL
  • Average rainfall in September: 4.45"

The wettest month (with the highest rainfall) is August (7.17").
The driest months (with the least rainfall) are February, March and November (1.42").

Average rainfall days in September - Cumpressco, FL
  • Average rainfall days in September: 24.4 days

The month with the highest number of rainy days is August (28.8 days).
The month with the least rainy days is December (9.5 days).

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

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

Average daylight in September / Average sunshine in September - Cumpressco, FL
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • Average sunshine in September: 8.9h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 6.3h).

Average sunshine days in September - Cumpressco, FL
  • Average sunshine days in September: 3.8 days

The month with the most sunshine days is January (18.9 days).
The month with the least sunshine days is August (0.8 days).

Average UV index in September - Cumpressco, FL
  • Average UV index in September: 7

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

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

Months with the most cloud cover are February and December (Cloud cover 35).
The month with the least cloud cover is May (Cloud cover 27).

Average visibility in September - Cumpressco, FL
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).