August weather forecast
Vestavia Hills, AL

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Weather in August

August in Vestavia Hills, Alabama often sees high temperatures similar to July. While the 90.1°F (32.3°C) average daytime temperature continues to endorse summer activities, the slight decrease hints at the impending arrival of fall. This period is known for its vivid sunsets characterized by lingering daylight hours. Moreover, despite the intense afternoon heat, evenings cool down to 71.2°F (21.8°C), providing a much-needed break from the summer heat. Overall, the inevitable transition from summer to fall is distinctly apparent in the pattern of August weather.

Temperature

In August, Vestavia Hills experiences a minor shift in meteorological conditions with average high-temperatures marked at a still hot 90.1°F (32.3°C), closely mirroring the climate in July. During August, the average low-temperature is an agreeable 71.2°F (21.8°C).

Heat index

August's average heat index is estimated at a blistering 107.6°F (42°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

The average relative humidity in August is 72%.

Rainfall

The month with the most rainfall is August, when the rain falls for 18 days and typically aggregates up to 2.24" (57mm) of precipitation.

Snowfall

In Vestavia Hills, snow does not fall in April through November.

Daylight

The average length of the day in August is 13h and 22min.
On the first day of August in Vestavia Hills, sunrise is at 6:00 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:13 pm CDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

How hot is it in August?

The average high-temperature, in August, in Vestavia Hills, is 90.1°F (32.3°C), while the average low-temperature is 71.2°F (21.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 107.6°F (42°C).

What is the average humidity in August in Vestavia Hills?

The average relative humidity in August is 72%.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 18 days and accumulates 2.24" (57mm) of precipitation.

How many days does it rain in August?

In Vestavia Hills, during August, the rain falls for 18 days and regularly aggregates up to 2.24" (57mm) of precipitation.

When it does not snow?

In Vestavia Hills, snow does not fall in April through November.

What is the average length of the day in August?

The average day length in August is 13h and 22min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:00 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:13 pm CDT.

How many hours of sunshine does Vestavia Hills have in August?

In August, the average sunshine duration is 10.3h.

What is the month with the highest UV index?

July and August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index reading in August?

The average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents a high hazard to health 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
Vestavia Hills, AL

Average temperature in August - Vestavia Hills, AL
  • Average high temperature in August: 90.1°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (51.3°F).

  • Average low temperature in August: 71.2°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36°F).

Average pressure in August
Vestavia Hills, AL

Average pressure in August - Vestavia Hills, AL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in August
Vestavia Hills, AL

Average wind speed in August - Vestavia Hills, AL
  • Average wind speed in August: 4.5mph

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

Average humidity in August
Vestavia Hills, AL

Average humidity in August - Vestavia Hills, AL
  • Average humidity in August: 72%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
Vestavia Hills, AL

Average rainfall in August - Vestavia Hills, AL
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.02").

Average rainfall days in August
Vestavia Hills, AL

Average rainfall days in August - Vestavia Hills, AL
  • Average rainfall days in August: 18 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in August
Vestavia Hills, AL

Average snowfall in August - Vestavia Hills, AL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Vestavia Hills, AL

Average snowfall days in August - Vestavia Hills, AL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1 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
Vestavia Hills, AL

Average daylight in August / Average sunshine in August - Vestavia Hills, AL
  • Average daylight in August: 13h 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 August: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Vestavia Hills, AL

Average sunshine days in August - Vestavia Hills, AL
  • Average sunshine days in August: 10 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in August
Vestavia Hills, AL

Average UV index in August - Vestavia Hills, AL
  • Average UV index in August: 7

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Vestavia Hills, AL

Average cloud cover in August - Vestavia Hills, AL
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June, September and October (Cloud cover 30).

Average visibility in August
Vestavia Hills, AL

Average visibility in August - Vestavia Hills, AL
  • Average visibility in August: 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).

Vestavia Hills, Alabama, USA

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