September weather forecast
Woodstock, AL

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Weather in September

The first month of the autumn, September, is still a warm month in Woodstock, Alabama, with an average temperature fluctuating between 66.4°F (19.1°C) and 85.5°F (29.7°C).

Temperature

With the onset of September, the average high-temperature registers at a warm 85.5°F (29.7°C), subtly different from August's 90.3°F (32.4°C). During the nights in September, Woodstock experiences a consistent average temperature of 66.4°F (19.1°C).

Heat index

September's average heat index is calculated to be a fiery hot 95°F (35°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in September is 72%.

Rainfall

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

Snowfall

In Woodstock, snow does not fall in March through November.

Daylight

In Woodstock, the average length of the day in September is 12h and 22min.
On the first day of September in Woodstock, sunrise is at 6:23 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:34 pm CDT.

Sunshine

In Woodstock, the average sunshine in September is 9h.

UV index

In Woodstock, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a daily UV index of 5 turns into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

The average high-temperature and low-temperature during September are 85.5°F (29.7°C) and 66.4°F (19.1°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 95°F (35°C).

What is the average humidity in September?

In September, the average relative humidity is 72%.

What is the driest month?

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

How many days does it rain in September?

In Woodstock, in September, during 11.4 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow?

March through November are months without snowfall.

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

In September, the average day length is 12h and 22min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:23 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:34 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Woodstock, AL

Average temperature in September - Woodstock, 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

The 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
Woodstock, AL

Average pressure in September - Woodstock, AL
  • Average pressure in September: 30"Hg

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

Average wind speed in September
Woodstock, AL

Average wind speed in September - Woodstock, 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
Woodstock, AL

Average humidity in September - Woodstock, 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
Woodstock, AL

Average rainfall in September - Woodstock, 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
Woodstock, AL

Average rainfall days in September - Woodstock, 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
Woodstock, AL

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

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

Average snowfall days in September
Woodstock, AL

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

The months with the highest number of snowfall days are January and February (0.8 days).
The 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
Woodstock, AL

Average daylight in September / Average sunshine in September - Woodstock, AL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in September
Woodstock, AL

Average sunshine days in September - Woodstock, 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
Woodstock, AL

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

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

Average cloud cover in September
Woodstock, AL

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

The 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
Woodstock, AL

Average visibility in September - Woodstock, AL
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Woodstock, Alabama, USA

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