September weather forecast and climate
Callaway, FL

September, the first month of the autumn, in Callaway, is also a moderately hot month, with average temperature ranging between max 85.1°F (29.5°C) and min 75.4°F (24.1°C).

Temperature

In Callaway, the average high-temperature is essentially the same as in August - a moderately hot 85.1°F (29.5°C). The average low-temperature, in Callaway, is 75.4°F (24.1°C).

Heat index

The average heat index is evaluated at a tropical 94.5°F (34.7°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. 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 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, pregnancy, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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.

Humidity

In Callaway, the average relative humidity in September is 74%.

Rainfall

In Callaway, during September, the rain falls for 18 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 164.8 rainfall days, and 36.77" (934mm) of precipitation is accumulated.

Ocean temperature

In September, the average ocean temperature in Callaway is 83.1°F (28.4°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

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

Sunshine

In Callaway, the average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index in Callaway, Florida, is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Callaway?

In Callaway, in September, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 75.4°F (24.1°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), that calculates temperature value influenced by the moisture in the air, is estimated at 94.5°F (34.7°C).

What is the average humidity in September in Callaway?

In Callaway, the average relative humidity in September is 74%.

How much does it rain in Callaway in September?

In Callaway, Florida, in September, it is raining for 18 days, with typically 3.15" (80mm) of accumulated precipitation.

How warm is the water in September in Callaway?

In Callaway, Florida, the average seawater temperature in September is 83.1°F (28.4°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

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

How many hours of sunshine does Callaway have in September?

In Callaway, the average sunshine in September is 9.2h.

What is the UV index intensity in September in Callaway?

The average daily maximum UV index in September in Callaway is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Callaway, FL
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in September: 75.4°F

Months with the highest average low temperature are July and August (79.9°F).
The coldest month (with the lowest average low temperature) is January (48.7°F).

Average pressure in September - Callaway, FL
  • Average pressure in September: 29.98"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June, August and September (29.98").

Average wind speed in September - Callaway, FL
  • Average wind speed in September: 7.5mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are August and September (7.5mph).

Average humidity in September - Callaway, FL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September - Callaway, FL
  • Average rainfall in September: 3.15"

The wettest month (with the highest rainfall) is August (5.47").
The driest month (with the least rainfall) is November (1.61").

Average rainfall days in September - Callaway, FL
  • Average rainfall days in September: 18 days

The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is November (8.5 days).

Average sea temperature in September - Callaway, FL
  • Average sea temperature in September: 83.2°F

The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (62.9°F).

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

The month with the longest days is June (Average daylight: 14.1h).
The month with the shortest days is December (Average daylight: 10.2h).

  • Average sunshine in September: 9.2h

Months with the most sunshine are May and June (Average sunshine: 11.1h).
Months with the least sunshine are February and December (Average sunshine: 5.7).

Average sunshine days in September - Callaway, FL
  • Average sunshine days in September: 10.1 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is August (5.6 days).

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

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

Average cloud cover in September - Callaway, FL
  • Average cloud cover in September: 25

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 21).

Average visibility in September - Callaway, 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).