September weather forecast and climate
Bynum, AL

September, the first month of the autumn, in Bynum, is also a moderately hot month, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 84°F (28.9°C).

Temperature

In Bynum, the average high-temperature in September is practically the same as in August - a moderately hot 84°F (28.9°C). In Bynum, the average low-temperature is 64°F (17.8°C).

Heat index

In September, the average heat index is calculated to a hot 92.1°F (33.4°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 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, metabolic differences), 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 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 September, the average relative humidity in Bynum is 75%.

Rainfall

In September, the rain falls for 12.2 days. Throughout September, 2.24" (57mm) of precipitation is accumulated. Throughout the year, in Bynum, there are 171.1 rainfall days, and 37.05" (941mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

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

Sunshine

In Bynum, the average sunshine in September is 8.6h.

UV index

In September, the average daily maximum UV index in Bynum is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
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. 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.

What is the temperature in September in Bynum?

The average high-temperature, in September, is 84°F (28.9°C), while the average low-temperature is 64°F (17.8°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that represents influence of the relative humidity to air temperaure, is appraised at 92.1°F (33.4°C).

What is the average humidity in September in Bynum?

The average relative humidity in September in Bynum, Alabama, is 75%.

How many days does it rain in September in Bynum?

In Bynum, in September, it is raining for 12.2 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Bynum?

April through November are months without snowfall.

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

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

How long on average sun shines in September in Bynum?

In Bynum, Alabama, the average sunshine in September is 8.6h.

What is the UV index reading in September in Bynum?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV rays.
Average temperature in September - Bynum, AL
  • Average high temperature in September: 84°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).

Average pressure in September - Bynum, AL
  • Average pressure in September: 30.02"

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

Average wind speed in September - Bynum, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in September - Bynum, 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%).

Average rainfall in September - Bynum, AL
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is October (1.81").

Average rainfall days in September - Bynum, AL
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (8 days).

Average snowfall in September - Bynum, 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, October and November (0").

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

The month with the highest number of snowfall days is January (1.4 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Bynum, 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: 10h).

  • Average sunshine in September: 8.6h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.9h).

Average sunshine days in September - Bynum, AL
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (7.4 days).

Average UV index in September - Bynum, 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).

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

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June, September and October (Cloud cover 31).

Average visibility in September - Bynum, AL
  • Average visibility in September: 6mi

Months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).