September weather forecast
Daphne, AL

A scenic aerial view of Daphne in Alabama
A scenic aerial view of Daphne in Alabama

Weather in September

September, the first month of the autumn in Daphne, is still a tropical month, with an average temperature fluctuating between 73.4°F (23°C) and 86.7°F (30.4°C).

Temperature

In September, the average high-temperature is almost the same as in August - a still tropical 86.7°F (30.4°C). In September, the average low-temperature is 73.4°F (23°C).

Heat index

The average heat index in September is evaluated at a torrid 98.8°F (37.1°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, pregnancy, metabolic differences). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial 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 is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The average relative humidity in September in Daphne is 74%.

Rainfall

In Daphne, Alabama, during September, the rain falls for 18.9 days and regularly aggregates up to 4.33" (110mm) of precipitation. Throughout the year, in Daphne, there are 180.2 rainfall days, and 44.29" (1125mm) of precipitation is accumulated.

Snowfall

In Daphne, 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 Daphne, Alabama, sunrise is at 6:28 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:38 pm CDT.

Sunshine

In Daphne, the average sunshine in September is 9.7h.

UV index

The average daily maximum UV index in September in Daphne, Alabama, is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in September interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Daphne?

In Daphne, Alabama, in September, the average high-temperature is 86.7°F (30.4°C), and the average low-temperature is 73.4°F (23°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 98.8°F (37.1°C).

What is the average humidity in September in Daphne?

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

How many days does it rain in September in Daphne?

In Daphne, during September, the rain falls for 18.9 days and regularly aggregates up to 4.33" (110mm) of precipitation.

When it does not snow in Daphne?

February through December are months without snowfall in Daphne.

How many hours of daylight does Daphne have in September?

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

When are sunrise and sunset in September in Daphne?

On the first day of September, sunrise is at 6:28 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Daphne have in September?

The average sunshine duration in September is 9.7h.

What is the UV index intensity in September in Daphne?

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

Average temperature in September
Daphne, AL

Average temperature in September - Daphne, AL
  • Average high temperature in September: 86.7°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (58.5°F).

  • Average low temperature in September: 73.4°F

The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

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Average pressure in September
Daphne, AL

Average pressure in September - Daphne, AL
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in September
Daphne, AL

Average wind speed in September - Daphne, AL
  • Average wind speed in September: 6.3mph

The windiest months (with the highest average wind speed) are January, March and April (8.1mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in September
Daphne, AL

Average humidity in September - Daphne, AL
  • Average humidity in September: 74%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in September
Daphne, AL

Average rainfall in September - Daphne, AL
  • Average rainfall in September: 4.33"

The wettest month (with the highest rainfall) is August (6.85").
The driest month (with the least rainfall) is November (2.24").

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Average rainfall days in September
Daphne, AL

Average rainfall days in September - Daphne, AL
  • Average rainfall days in September: 18.9 days

The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in September
Daphne, AL

Average snowfall in September - Daphne, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Daphne, AL

Average snowfall days in September - Daphne, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Daphne, AL

Average daylight in September / Average sunshine in September - Daphne, AL
  • Average daylight in September: 12h and 20min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 13min).

  • Average sunshine in September: 9h and 42min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Daphne, AL

Average sunshine days in September - Daphne, AL
  • Average sunshine days in September: 9.2 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (4.3 days).

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Average UV index in September
Daphne, AL

Average UV index in September - Daphne, AL
  • 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 3).

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Average cloud cover in September
Daphne, AL

Average cloud cover in September - Daphne, AL
  • Average cloud cover in September: 25

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 23).

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Average visibility in September
Daphne, AL

Average visibility in September - Daphne, AL
  • 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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