September weather forecast and climate
Ashby, AL

September, the first month of the autumn, in Ashby, is also a moderately hot month, with average temperature fluctuating between 66.4°F (19.1°C) and 85.5°F (29.7°C).

Temperature

In Ashby, the average high-temperature is almost the same as in August - a warm 85.5°F (29.7°C). The average low-temperature, in Ashby, is 66.4°F (19.1°C).

Heat index

In September, the average heat index is estimated at a hot 94.6°F (34.8°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, metabolic differences, pregnancy). 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. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 72%.

Rainfall

The month with the least rainfall in Ashby is September when the rain falls for 11.4 days and typically collects 0.98" (25mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

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

Sunshine

In Ashby, the average sunshine is 9h.

UV index

In Ashby, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 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 Ashby?

In Ashby, in September, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 66.4°F (19.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines air temperature and relative humidity, in September is calculated to 94.6°F (34.8°C).

What is the average humidity in September in Ashby?

In September, the average relative humidity in Ashby is 72%.

How many days does it rain in September in Ashby?

In Ashby, during September, the rain falls for 11.4 days and regularly aggregates up to 0.98" (25mm) of precipitation.

What is the driest month in Ashby?

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 0.98" (25mm) of precipitation.

When it does not snow in Ashby?

March through November are months without snowfall in Ashby, Alabama.

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

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

How many hours of sunshine does Ashby have in September?

In Ashby, Alabama, the average sunshine in September is 9h.

What is the UV index intensity in September in Ashby?

The average daily maximum UV index in September in Ashby is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV radiation.
Average temperature in September - Ashby, AL
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in September: 66.4°F

Months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).

Average pressure in September - Ashby, AL
  • Average pressure in September: 30"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.97").

Average wind speed in September - Ashby, AL
  • Average wind speed in September: 5.1mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in September - Ashby, AL
  • Average humidity in September: 72%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September - Ashby, AL
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is September (0.98").

Average rainfall days in September - Ashby, AL
  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (6.8 days).

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

The month with the highest snowfall is February (0.12").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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

Months with the highest number of snowfall days are January and February (0.8 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 - Ashby, 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: 9h

The month with the most sunshine is June (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

Average sunshine days in September - Ashby, AL
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in September - Ashby, AL
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September - Ashby, AL
  • Average cloud cover in September: 29

Months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).

Average visibility in September - Ashby, 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).