September weather forecast and climate
Belle Vista, AL

September, the first month of the autumn, in Belle Vista, is also a moderately hot month, with average temperature ranging between max 84.7°F (29.3°C) and min 65.1°F (18.4°C).

Temperature

In Belle Vista, the average high-temperature is essentially the same as in August - a moderately hot 84.7°F (29.3°C). In Belle Vista, the average low-temperature is 65.1°F (18.4°C).

Heat index

The average heat index is calculated to a tropical 93.6°F (34.2°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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 that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, wind, differences in body mass, height, and shape), and activity. 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 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 Belle Vista is 74%.

Rainfall

In Belle Vista, it is raining for 14 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, in Belle Vista, Alabama, there are 177.1 rainfall days, and 41.06" (1043mm) of precipitation is accumulated.

Snowfall

In Belle Vista snow does not fall in April through October.

Daylight

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

Sunshine

In Belle Vista, the average sunshine is 8.7h.

UV index

In Belle Vista, Alabama, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
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. 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.

What is the temperature in September in Belle Vista?

In Belle Vista, Alabama, in September, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines relative humidity and air temperature, in September is appraised at 93.6°F (34.2°C).

What is the average humidity in September in Belle Vista?

The average relative humidity in September in Belle Vista is 74%.

How much does it rain in Belle Vista in September?

In September, in Belle Vista, Alabama, the rain falls for 14 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in Belle Vista?

April through October are months without snowfall in Belle Vista, Alabama.

How many hours of daylight does Belle Vista have in September?

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

How long on average sun shines in September in Belle Vista?

In September, the average sunshine in Belle Vista is 8.7h.

How high is the UV index in September in Belle Vista?

In September, the average daily maximum UV index in Belle Vista is 5. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in September - Belle Vista, AL
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

Average pressure in September - Belle Vista, 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").

Average wind speed in September - Belle Vista, AL
  • Average wind speed in September: 4.7mph

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 (4.2mph).

Average humidity in September - Belle Vista, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September - Belle Vista, AL
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is October (2.28").

Average rainfall days in September - Belle Vista, AL
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in September - Belle Vista, 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 and October (0").

Average snowfall days in September - Belle Vista, AL
  • Average snowfall days in September: 0 days

Months with the highest number of snowfall days are January and February (1.3 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 - Belle Vista, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 8.7h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in September - Belle Vista, 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).

Average UV index in September - Belle Vista, 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 and December (UV index 3).

Average cloud cover in September - Belle Vista, 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 - Belle Vista, 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).