September weather forecast and climate
Arona, AL

The first month of the autumn, September, is still a warm month in Arona, Alabama, with average temperature fluctuating between 82.2°F (27.9°C) and 62.6°F (17°C).

Temperature

In Arona, the average high-temperature is relatively the same as in August - a moderately hot 82.2°F (27.9°C). In Arona, in September, the average low-temperature is 62.6°F (17°C).

Heat index

In September, the average heat index is evaluated at a hot 88°F (31.1°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
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 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, differences in body mass, height, and shape, pregnancy, and clothing affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index 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 Arona, the average relative humidity is 75%.

Rainfall

The month with the least rainfall in Arona is September when the rain falls for 13.3 days and typically collects 2.48" (63mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

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

Sunshine

In Arona, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability 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. Light skin individuals may get burned in less than 30 minutes. 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.

What is the temperature in September in Arona?

The average high-temperature, in September, in Arona, is 82.2°F (27.9°C), while the average low-temperature is 62.6°F (17°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that combines air temperature and relative humidity, is calculated to 88°F (31.1°C).

What is the average humidity in September in Arona?

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

How many days does it rain in September in Arona?

In September, in Arona, the rain falls for 13.3 days. Throughout September, 2.48" (63mm) of precipitation is accumulated.

What is the driest month in Arona?

September is the month with the least rainfall in Arona, Alabama. Rain falls for 13.3 days and accumulates 2.48" (63mm) of precipitation.

When it does not snow in Arona?

In Arona, Alabama, snow does not fall in April through October.

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

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

How many hours of sunshine does Arona have in September?

In Arona, Alabama, the average sunshine in September is 8.5h.

What is the UV index intensity in September in Arona?

In September, the average daily maximum UV index in Arona is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.
Average temperature in September - Arona, AL
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in September - Arona, 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 - Arona, AL
  • Average wind speed in September: 4.9mph

The windiest months (with the highest average wind speed) are February and March (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in September - Arona, 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 (74%).

Average rainfall in September - Arona, AL
  • Average rainfall in September: 2.48"

The wettest months (with the highest rainfall) are February and December (4.65").
The driest month (with the least rainfall) is September (2.48").

Average rainfall days in September - Arona, AL
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.5 days).

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

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

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

The month with the highest number of snowfall days is January (2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Arona, 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: 8.5h

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

Average sunshine days in September - Arona, AL
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.2 days).

Average UV index in September - Arona, 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 January (UV index 2).

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

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September - Arona, 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).