September weather forecast and climate
Oak Grove, AL

Weather in September

September, the first month of the autumn, in Oak Grove, is also a moderately hot month, with average temperature fluctuating between 65.3°F (18.5°C) and 84.7°F (29.3°C).

Temperature

In Oak Grove, Alabama, the average high-temperature in September is relatively the same as in August - a moderately hot 84.7°F (29.3°C). In September, the average low-temperature is 65.3°F (18.5°C).

Heat index

In September, the average heat index is estimated at a hot 93.6°F (34.2°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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', 'felt air temperature', 'feels like', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, wind, 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 particularly important for children. 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 Oak Grove, the average relative humidity is 74%.

Rainfall

The month with the least rainfall is September when the rain falls for 9.2 days and typically collects 0.59" (15mm) of precipitation.

Snowfall

March through October are months without snowfall in Oak Grove.

Daylight

The average length of the day in Oak Grove is 12.4h.

Sunshine

The average sunshine in Oak Grove is 8.7h.

UV index

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

What is the temperature in September in Oak Grove?

In September, in Oak Grove, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 65.3°F (18.5°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, in September is estimated at 93.6°F (34.2°C).

What is the average humidity in September in Oak Grove?

The average relative humidity in September in Oak Grove is 74%.

How much does it rain in Oak Grove in September?

In Oak Grove, Alabama, during September, the rain falls for 9.2 days and regularly aggregates up to 0.59" (15mm) of precipitation.

What is the driest month in Oak Grove?

The month with the least rainfall is September when the rain falls for 9.2 days and typically collects 0.59" (15mm) of precipitation.

When it does not snow in Oak Grove?

In Oak Grove, Alabama, snow does not fall in March through October.

What is the average length of the day in September in Oak Grove?

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

How many hours of sunshine does Oak Grove have in September?

In Oak Grove, Alabama, the average sunshine in September is 8.7h.

What is the UV index intensity in September in Oak Grove?

In Oak Grove, Alabama, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in September
Oak Grove, AL

Average temperature in September - Oak Grove, 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 (51.6°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).

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Average pressure in September
Oak Grove, AL

Average pressure in September - Oak Grove, 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").

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Average wind speed in September
Oak Grove, AL

Average wind speed in September - Oak Grove, AL
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in September
Oak Grove, AL

Average humidity in September - Oak Grove, 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%).

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Average rainfall in September
Oak Grove, AL

Average rainfall in September - Oak Grove, AL
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is September (0.59").

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Average rainfall days in September
Oak Grove, AL

Average rainfall days in September - Oak Grove, AL
  • Average rainfall days in September: 9.2 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (5.5 days).

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Average snowfall in September
Oak Grove, AL

Average snowfall in September - Oak Grove, AL
  • Average snowfall in September: 0"

Months with the highest snowfall are January and December (0.12").
Months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in September
Oak Grove, AL

Average snowfall days in September - Oak Grove, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Oak Grove, AL

Average daylight in September / Average sunshine in September - Oak Grove, 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: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.9h).

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Average sunshine days in September
Oak Grove, AL

Average sunshine days in September - Oak Grove, AL
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is November (23.3 days).
The month with the least sunshine days is July (10.9 days).

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Average UV index in September
Oak Grove, AL

Average UV index in September - Oak Grove, 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, November and December (UV index 3).

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Average cloud cover in September
Oak Grove, AL

Average cloud cover in September - Oak Grove, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in September
Oak Grove, AL

Average visibility in September - Oak Grove, AL
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
Months with the lowest visibility are July and August (5mi).

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