August weather forecast
Foster, KY

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Weather in August

The last month of the summer, August, is another warm month in Foster, Kentucky, with an average temperature fluctuating between 84.4°F (29.1°C) and 64°F (17.8°C).

Temperature

August's climate shows a minor adjustment in average high-temperatures to a still moderately hot 84.4°F (29.1°C) from July's 85.3°F (29.6°C). Foster experiences an average low-temperature reading of 64°F (17.8°C) throughout August.

Heat index

The heat index value during August is appraised at a tropical 93.2°F (34°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

With an average relative humidity of 74%, August is the least humid month.

Rainfall

In Foster, during August, the rain falls for 14.3 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 156.2 rainfall days, and 26.1" (663mm) of precipitation is accumulated.

Snowfall

In Foster, snow does not fall in May through October.

Daylight

In Foster, the average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 6:38 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 8:08 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

How hot is it in August?

Foster in August has an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is appraised at 93.2°F (34°C).

What is the least humid month?

With an average relative humidity of 74%, August is the least humid month.

What is the average humidity in August in Foster?

The average relative humidity in August is 74%.

How many days does it rain in August?

In Foster, in August, it is raining for 14.3 days, with typically 2.01" (51mm) of accumulated precipitation.

When it does not snow?

In Foster, snow does not fall in May through October.

How many hours of daylight does Foster have in August?

In Foster, the average day length in August is 13h and 38min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:38 am and sunset at 8:47 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 8:08 pm EDT.

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August?

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

What are the months with the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to 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 August
Foster, KY

Average temperature in August - Foster, KY
  • Average high temperature in August: 84.4°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in August: 64°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in August
Foster, KY

Average pressure in August - Foster, KY
  • Average pressure in August: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Foster, KY

Average wind speed in August - Foster, KY
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in August
Foster, KY

Average humidity in August - Foster, KY
  • Average humidity in August: 74%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in August
Foster, KY

Average rainfall in August - Foster, KY
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is September (1.61").

Average rainfall days in August
Foster, KY

Average rainfall days in August - Foster, KY
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in August
Foster, KY

Average snowfall in August - Foster, KY
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Foster, KY

Average snowfall days in August - Foster, KY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Foster, KY

Average daylight in August / Average sunshine in August - Foster, KY
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in August
Foster, KY

Average sunshine days in August - Foster, KY
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in August
Foster, KY

Average UV index in August - Foster, KY
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Foster, KY

Average cloud cover in August - Foster, KY
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in August
Foster, KY

Average visibility in August - Foster, KY
  • Average visibility in August: 6mi

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

Foster, Kentucky, USA

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