September weather forecast and climate
Couch, AL

The first month of the autumn, September, is also a moderately hot month in Couch, Alabama, with average temperature varying between 63.9°F (17.7°C) and 83.7°F (28.7°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 83.7°F (28.7°C). In September, the average low-temperature is 63.9°F (17.7°C).

Heat index

In September, the average heat index is estimated at a hot 91.4°F (33°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', 'real feel', 'felt air temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, 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 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

The average relative humidity in September is 75%.

Rainfall

In Couch, during September, the rain falls for 13.7 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Couch, during the entire year, the rain falls for 178.5 days and collects up to 38.78" (985mm) of precipitation.

Snowfall

In Couch, Alabama, snow does not fall in April through November.

Daylight

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

Sunshine

In September, the average sunshine is 8.7h.

UV index

In Couch, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for ordinary 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Couch?

In September, in Couch, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 63.9°F (17.7°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines relative humidity and air temperature, is evaluated at 91.4°F (33°C).

What is the average humidity in September in Couch?

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

How much does it rain in Couch in September?

In Couch, Alabama, in September, it is raining for 13.7 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Couch?

In Couch snow does not fall in April through November.

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

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

How long on average sun shines in September in Couch?

In September, the average sunshine is 8.7h.

What is the UV index intensity in September in Couch?

In September, the average daily maximum UV index in Couch, Alabama, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in September - Couch, AL
  • Average high temperature in September: 83.7°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°F).

  • Average low temperature in September: 63.9°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in September - Couch, 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 - Couch, AL
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is October (2.24").

Average rainfall days in September - Couch, AL
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (9.4 days).

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

The month with the highest snowfall is January (0.83").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September - Couch, 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 May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Couch, 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: 8.7h

The month with the most sunshine is June (Average sunshine: 10.7h).
The month with the least sunshine is February (Average sunshine: 4.9h).

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

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (7.3 days).

Average UV index in September - Couch, 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).

Average cloud cover in September - Couch, AL
  • Average cloud cover in September: 30

Months with the most cloud cover are February and December (Cloud cover 47).
Months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in September - Couch, 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).