September weather forecast and climate
Selfville, AL

Weather in September

September, the first month of the autumn, in Selfville, is still a warm month, with temperature in the range of an average high of 83.5°F (28.6°C) and an average low of 64°F (17.8°C).

Temperature

In September, the average high-temperature is almost the same as in August - a moderately hot 83.5°F (28.6°C). The average low-temperature, in September, is 64°F (17.8°C).

Heat index

The average heat index in September is estimated at a tropical 90.9°F (32.7°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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', 'apparent temperature', 'feels like', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, pregnancy, wind), and activity. 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.

Humidity

In September, the average relative humidity in Selfville is 75%.

Rainfall

In September, in Selfville, the rain falls for 14.6 days. Throughout September, 2.64" (67mm) of precipitation is accumulated. Throughout the year, in Selfville, Alabama, there are 179.3 rainfall days, and 43.15" (1096mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Selfville.

Daylight

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

Sunshine

In Selfville, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Selfville?

The average high-temperature, in September, in Selfville, is 83.5°F (28.6°C), while the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines both air temperature and relative humidity, in September is appraised at 90.9°F (32.7°C).

What is the average humidity in September in Selfville?

In September, the average relative humidity is 75%.

How much does it rain in Selfville in September?

In Selfville, during September, the rain falls for 14.6 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow in Selfville?

April through October are months without snowfall.

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

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

How many hours of sunshine does Selfville have in September?

The average sunshine in September is 8.6h.

What is the UV index intensity in September in Selfville?

The average daily maximum UV index in September in Selfville, Alabama, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.

Average temperature in September
Selfville, AL

Average temperature in September - Selfville, AL
  • Average high temperature in September: 83.5°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (49.8°F).

  • Average low temperature in September: 64°F

Months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

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Average pressure in September
Selfville, AL

Average pressure in September - Selfville, 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
Selfville, AL

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

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in September
Selfville, AL

Average humidity in September - Selfville, AL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Selfville, AL

Average rainfall in September - Selfville, AL
  • Average rainfall in September: 2.64"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.36").

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Average rainfall days in September
Selfville, AL

Average rainfall days in September - Selfville, AL
  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in September
Selfville, AL

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

The month with the highest snowfall is January (0.63").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Selfville, AL

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

The month with the highest number of snowfall days is February (1.5 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Selfville, 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: 8.6h

The month with the most sunshine is June (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in September
Selfville, AL

Average sunshine days in September - Selfville, AL
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (6.9 days).

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Average UV index in September
Selfville, AL

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

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Selfville, AL

Average cloud cover in September - Selfville, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 49).
Months with the least cloud cover are June and September (Cloud cover 31).

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Average visibility in September
Selfville, AL

Average visibility in September - Selfville, 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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