August weather forecast
Selma, AL

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Weather in August

August sees a slight dip in temperature, but remains firmly in Selma's summer season. August tallies 3.54" (90mm) of rainfall, a slight increase from the previous month's amount. The combination of high temperatures, high humidity, and elevated UV index form a classic representation of a southern summer month. Cloud cover remains relatively constant from the previous months, providing minimal protection from the sun. Despite a slight drop in wind speeds, conditions remain largely similar to those witnessed in July.

Temperature

August in Selma brings an average high-temperature of a still hot 91.8°F (33.2°C), nearly identical to the preceding month. The nighttime temperature, during August, averages of 72°F (22.2°C).

Heat index

The heat index for August is calculated to be a blazing hot 114.8°F (46°C). Mindful: Heat cramps and heat exhaustion are to be expected. Extended physical effort might result in heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In August, the average relative humidity in Selma, Alabama, is 74%.

Rainfall

In August, in Selma, the rain falls for 19.9 days. Throughout August, 3.54" (90mm) of precipitation is accumulated. Throughout the year, there are 165 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In August, the average length of the day is 13h and 19min.
On the first day of August, sunrise is at 6:03 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:13 pm CDT.

Sunshine

The average sunshine in August is 10.2h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 7 in August translates into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

How hot does it get in August?

During August, Selma experiences an average high-temperature of 91.8°F (33.2°C) and a low-temperature of 72°F (22.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is calculated to be 114.8°F (46°C).

What is the average humidity in August?

The average relative humidity in August in Selma is 74%.

How many days does it rain in August?

In Selma, in August, during 19.9 rainfall days, 3.54" (90mm) of precipitation is typically accumulated.

When it does not snow?

In Selma, snow does not fall in April through November.

What is the average length of the day in August?

In August, the average day length is 13h and 19min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 7:45 pm. On the last day of the month, in Selma, sunrise is at 6:22 am and sunset at 7:13 pm CDT.

How many hours of sunshine does Selma have in August?

In Selma, Alabama, the average sunshine duration in August is 10.2h.

What are the months with the highest UV index in Selma?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the UV index intensity in August?

In Selma, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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 August
Selma, AL

Average temperature in August - Selma, AL
  • Average high temperature in August: 91.8°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (54.3°F).

  • Average low temperature in August: 72°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in August
Selma, AL

Average pressure in August - Selma, AL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in August
Selma, AL

Average wind speed in August - Selma, AL
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
Selma, AL

Average humidity in August - Selma, AL
  • Average humidity in August: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).

Average rainfall in August
Selma, AL

Average rainfall in August - Selma, AL
  • Average rainfall in August: 3.54"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in August
Selma, AL

Average rainfall days in August - Selma, AL
  • Average rainfall days in August: 19.9 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in August
Selma, AL

Average snowfall in August - Selma, AL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Selma, AL

Average snowfall days in August - Selma, AL
  • Average snowfall days in August: 0 days

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

Average daylight in August /
Average sunshine in August
Selma, AL

Average daylight in August / Average sunshine in August - Selma, AL
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in August: 10h and 1min

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 August
Selma, AL

Average sunshine days in August - Selma, AL
  • Average sunshine days in August: 9.8 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8 days).

Average UV index in August
Selma, AL

Average UV index in August - Selma, AL
  • Average UV index in August: 7

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

Average cloud cover in August
Selma, AL

Average cloud cover in August - Selma, AL
  • Average cloud cover in August: 34

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 30).

Average visibility in August
Selma, AL

Average visibility in August - Selma, AL
  • Average visibility in August: 5mi

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

Selma, Alabama, USA

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