August weather forecast
Salem, KY

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Weather in August

August, the last month of the summer in Salem, is also a moderately hot month, with temperature in the range of an average high of 85.3°F (29.6°C) and an average low of 66.7°F (19.3°C).

Temperature

Salem's weather in August indicates an average high-temperature of a warm 85.3°F (29.6°C), nearly consistent with the 86.5°F (30.3°C) of July. August witnesses an average nighttime temperature of 66.7°F (19.3°C).

Heat index

The heat index value during August is appraised at a very hot 95°F (35°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Salem, during August, the rain falls for 14.2 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Salem, during the entire year, the rain falls for 148.8 days and collects up to 27.05" (687mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 33min.
On the first day of August, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:22 pm CDT.

Sunshine

In August, the average sunshine is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

The average high-temperature and low-temperature during August are 85.3°F (29.6°C) and 66.7°F (19.3°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 95°F (35°C).

What is the average humidity in August?

In Salem, the average relative humidity in August is 76%.

How many days does it rain in August?

In Salem, in August, during 14.2 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

In Salem, the average day length in August is 13h and 33min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:22 pm CDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10.4h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's 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
Salem, KY

Average temperature in August - Salem, KY
  • Average high temperature in August: 85.3°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in August: 66.7°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 (27.5°F).

Average pressure in August
Salem, KY

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Salem, KY

Average wind speed in August - Salem, KY
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in August
Salem, KY

Average humidity in August - Salem, KY
  • Average humidity in August: 76%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Salem, KY

Average rainfall in August - Salem, KY
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in August
Salem, KY

Average rainfall days in August - Salem, KY
  • Average rainfall days in August: 14.2 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in August
Salem, KY

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

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Salem, KY

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

The month with the highest number of snowfall days is January (4.5 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
Salem, KY

Average daylight in August / Average sunshine in August - Salem, KY
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in August
Salem, KY

Average sunshine days in August - Salem, KY
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in August
Salem, KY

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

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

Average cloud cover in August
Salem, KY

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

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, August and September (Cloud cover 28).

Average visibility in August
Salem, KY

Average visibility in August - Salem, KY
  • 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).

Salem, Kentucky, USA

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