September weather forecast and climate
Trafford, AL

Weather in September

The first month of the autumn, September, is also a moderately hot month in Trafford, Alabama, with average temperature fluctuating between 84.9°F (29.4°C) and 65.3°F (18.5°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 84.9°F (29.4°C). In Trafford, the average low-temperature is 65.3°F (18.5°C).

Heat index

The average heat index in September is estimated at a tropical 93.2°F (34°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. 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', 'apparent temperature', 'feels like', 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 (differences in body mass, height, and shape, metabolic differences, wind). 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.

Humidity

In Trafford, Alabama, the average relative humidity is 72%.

Rainfall

In Trafford, in September, it is raining for 14.2 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 173.8 rainfall days, and 39.41" (1001mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in Trafford is 12.4h.

Sunshine

In Trafford, Alabama, the average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in Trafford is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Trafford?

In September, the average high-temperature is 84.9°F (29.4°C), and the average low-temperature is 65.3°F (18.5°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that combines both air temperature and relative humidity, is appraised at 93.2°F (34°C).

What is the average humidity in September in Trafford?

The average relative humidity in September in Trafford is 72%.

How much does it rain in Trafford in September?

In September, the rain falls for 14.2 days. Throughout September, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Trafford?

In Trafford snow does not fall in April through October.

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

In Trafford, the average length of the day in September is 12.4h.

How long on average sun shines in September in Trafford?

In September, the average sunshine in Trafford, Alabama, is 8.9h.

How high is the UV index in September in Trafford?

The average daily maximum UV index in September in Trafford, Alabama, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe exposure to the Sun's UV rays.

Average temperature in September
Trafford, AL

Average temperature in September - Trafford, AL
  • Average high temperature in September: 84.9°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

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Average pressure in September
Trafford, AL

Average pressure in September - Trafford, AL
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

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Average wind speed in September
Trafford, AL

Average wind speed in September - Trafford, AL
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).

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Average humidity in September
Trafford, AL

Average humidity in September - Trafford, AL
  • Average humidity in September: 72%

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

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Average rainfall in September
Trafford, AL

Average rainfall in September - Trafford, AL
  • Average rainfall in September: 2.4"

The wettest month (with the highest rainfall) is December (4.09").
The driest month (with the least rainfall) is October (2.09").

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Average rainfall days in September
Trafford, AL

Average rainfall days in September - Trafford, AL
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in September
Trafford, AL

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

The month with the highest snowfall is January (0.79").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Trafford, AL

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

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Trafford, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 8.9h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in September
Trafford, AL

Average sunshine days in September - Trafford, AL
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (7.2 days).

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Average UV index in September
Trafford, AL

Average UV index in September - Trafford, AL
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Trafford, AL

Average cloud cover in September - Trafford, AL
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June and September (Cloud cover 29).

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Average visibility in September
Trafford, AL

Average visibility in September - Trafford, 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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