September weather forecast and climate
Daphne, AL

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

Weather in September

The first month of the autumn, September, is also a hot month in Daphne, Alabama, with average temperature varying between 86.7°F (30.4°C) and 73.4°F (23°C).

Temperature

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

Heat index

In September, the average heat index is estimated at a very hot 98.8°F (37.1°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like metabolic differences, pregnancy, clothing, and activity influence one's weather impression. 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 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. 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 exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

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

Rainfall

In Daphne, in September, it is raining for 18.9 days, with typically 4.33" (110mm) of accumulated precipitation. Throughout the year, in Daphne, Alabama, there are 180.2 rainfall days, and 44.29" (1125mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall in Daphne, Alabama.

Daylight

The average length of the day in Daphne is 12.3h.

Sunshine

In Daphne, Alabama, the average sunshine is 9.7h.

UV index

In Daphne, Alabama, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for average individuals.
Note: The daily maximum UV index of 6 in September interpret into the following advice:
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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Daphne?

The average high-temperature, in September, in Daphne, Alabama, is 86.7°F (30.4°C), while the average low-temperature is 73.4°F (23°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, in September is appraised at 98.8°F (37.1°C).

What is the average humidity in September in Daphne?

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

How much does it rain in Daphne in September?

In Daphne, Alabama, 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, Alabama.

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

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

How many hours of sunshine does Daphne have in September?

The average sunshine in September in Daphne is 9.7h.

What is the UV index reading in September in Daphne?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the Sun's UV rays.

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"

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

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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%

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").
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).
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: 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: 9.7h

The month with the most sunshine is June (Average sunshine: 11h).
Months with the least sunshine are February and December (Average sunshine: 5.4).

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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

Months with the highest UV index are May, June, July and August (UV index 7).
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

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).

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