September weather forecast and climate
Sand Rock, AL

Weather in September

The first month of the autumn, September, is still a warm month in Sand Rock, Alabama, with average temperature fluctuating between 82.2°F (27.9°C) and 62.4°F (16.9°C).

Temperature

In Sand Rock, the average high-temperature is almost the same as in August - a warm 82.2°F (27.9°C). In September, in Sand Rock, the average low-temperature is 62.4°F (16.9°C).

Heat index

In September, the average heat index is calculated to a hot 88°F (31.1°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 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, metabolic differences, wind, and pregnancy affect individual temperature impact. 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. 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 Sand Rock, the average relative humidity is 75%.

Rainfall

In September, the rain falls for 14.7 days. Throughout September, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Sand Rock, Alabama, there are 184 rainfall days, and 43.54" (1106mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

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

Sunshine

In September, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index in Sand Rock is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
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. 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.
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FAQ

What is the temperature in September in Sand Rock?

The average high-temperature, in September, in Sand Rock, is 82.2°F (27.9°C), while the average low-temperature is 62.4°F (16.9°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that calculates temperature value influenced by the moisture in the air, is appraised at 88°F (31.1°C).

What is the average humidity in September in Sand Rock?

In September, the average relative humidity in Sand Rock, Alabama, is 75%.

How many days does it rain in September in Sand Rock?

In Sand Rock, in September, during 14.7 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Sand Rock?

April through October are months without snowfall in Sand Rock.

What is the average length of the day in September in Sand Rock?

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

How many hours of sunshine does Sand Rock have in September?

The average sunshine in September in Sand Rock is 8.6h.

What is the UV index reading in September in Sand Rock?

The average daily maximum UV index in September in Sand Rock is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV rays.

Average temperature in September
Sand Rock, AL

Average temperature in September - Sand Rock, AL
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 62.4°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

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Average pressure in September
Sand Rock, AL

Average pressure in September - Sand Rock, 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 (29.98").

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Average wind speed in September
Sand Rock, AL

Average wind speed in September - Sand Rock, AL
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in September
Sand Rock, AL

Average humidity in September - Sand Rock, 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 (74%).

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Average rainfall in September
Sand Rock, AL

Average rainfall in September - Sand Rock, AL
  • Average rainfall in September: 2.68"

The wettest months (with the highest rainfall) are February and December (4.49").
The driest month (with the least rainfall) is October (2.64").

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Average rainfall days in September
Sand Rock, AL

Average rainfall days in September - Sand Rock, AL
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (10.1 days).

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Average snowfall in September
Sand Rock, AL

Average snowfall in September - Sand Rock, AL
  • Average snowfall in September: 0"

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

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Average snowfall days in September
Sand Rock, AL

Average snowfall days in September - Sand Rock, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Sand Rock, AL

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

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 8.6h

The month with the most sunshine is June (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in September
Sand Rock, AL

Average sunshine days in September - Sand Rock, AL
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (7.3 days).

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Average UV index in September
Sand Rock, AL

Average UV index in September - Sand Rock, 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 and December (UV index 2).

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Average cloud cover in September
Sand Rock, AL

Average cloud cover in September - Sand Rock, AL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 49).
Months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in September
Sand Rock, AL

Average visibility in September - Sand Rock, AL
  • Average visibility in September: 6mi

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

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