September weather forecast and climate
Lester, AL

Weather in September

September, the first month of the autumn, in Lester, is still a warm month, with average temperature fluctuating between 81.5°F (27.5°C) and 62.8°F (17.1°C).

Temperature

In Lester, the average high-temperature slightly decreases, from a hot 86.9°F (30.5°C) in August, to a moderately hot 81.5°F (27.5°C). In September, in Lester, the average low-temperature is 62.8°F (17.1°C).

Heat index

The average heat index in September is appraised at a tropical 86.5°F (30.3°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity 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', '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 (pregnancy, differences in body mass, height, and shape, clothing), 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

In Lester, the average relative humidity is 75%.

Rainfall

The month with the least rainfall in Lester, Alabama, is September when the rain falls for 14.1 days and typically collects 2.52" (64mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

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

Sunshine

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

UV index

In Lester, Alabama, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sun damage is advised. 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.
[Resources]

FAQ

What is the temperature in September in Lester?

The average high-temperature, in September, in Lester, is 81.5°F (27.5°C), while the average low-temperature is 62.8°F (17.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that takes the relative humidity and factores it into the air temperature reading, is appraised at 86.5°F (30.3°C).

What is the average humidity in September in Lester?

In September, the average relative humidity is 75%.

How much does it rain in Lester in September?

In September, in Lester, Alabama, the rain falls for 14.1 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

What is the driest month in Lester?

The month with the least rainfall in Lester, Alabama, is September when the rain falls for 14.1 days and typically collects 2.52" (64mm) of precipitation.

When it does not snow in Lester?

May through October are months without snowfall.

How many hours of daylight does Lester have in September?

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

How many hours of sunshine does Lester have in September?

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

How high is the UV index in September in Lester?

The average daily maximum UV index in September in Lester, Alabama, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in September
Lester, AL

Average temperature in September - Lester, AL
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

[Resources]

Average pressure in September
Lester, AL

Average pressure in September - Lester, 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 (29.97").

[Resources]

Average wind speed in September
Lester, AL

Average wind speed in September - Lester, AL
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

[Resources]

Average humidity in September
Lester, AL

Average humidity in September - Lester, 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%).

[Resources]

Average rainfall in September
Lester, AL

Average rainfall in September - Lester, AL
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is February (4.65").
The driest month (with the least rainfall) is September (2.52").

[Resources]

Average rainfall days in September
Lester, AL

Average rainfall days in September - Lester, AL
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (10.5 days).

[Resources]

Average snowfall in September
Lester, AL

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

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

[Resources]

Average snowfall days in September
Lester, AL

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

The month with the highest number of snowfall days is February (3.5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Lester, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8.6h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

[Resources]

Average sunshine days in September
Lester, AL

Average sunshine days in September - Lester, AL
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is July (9.4 days).

[Resources]

Average UV index in September
Lester, AL

Average UV index in September - Lester, 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).

[Resources]

Average cloud cover in September
Lester, AL

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

[Resources]

Average visibility in September
Lester, AL

Average visibility in September - Lester, 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).

[Resources]