August weather forecast
Chatham, MS

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Weather in August

August, the last month of the summer in Chatham, is another hot month, with an average temperature varying between 90°F (32.2°C) and 72.5°F (22.5°C).

Temperature

The transition into August shows a subtle variation to a still hot 90°F (32.2°C) from July's 90.9°F (32.7°C) in the average high-temperature. An average low-temperature of 72.5°F (22.5°C) marks the month of August.

Heat index

August's average heat index is computed to be a blisteringly hot 109.4°F (43°C). Keep guard: Heat cramps and heat exhaustion are likely. Continued activity increases the risk of heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in August is 75%.

Rainfall

In Chatham, in August, it is raining for 16.1 days, with typically 2.56" (65mm) of accumulated precipitation. In Chatham, during the entire year, the rain falls for 152.6 days and collects up to 34.21" (869mm) of precipitation.

Snowfall

In Chatham, snow does not fall in March through December.

Daylight

In Chatham, the average length of the day in August is 13h and 20min.
On the first day of the month, sunrise is at 6:18 am and sunset at 8:03 pm. On the last day of August, in Chatham, sunrise is at 6:38 am and sunset at 7:30 pm CDT.

Sunshine

The average sunshine in August in Chatham is 10.4h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the UV index of 7 transforms into the following advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

How hot is it in Chatham in August?

The high-temperature in Chatham during August is 90°F (32.2°C) and the low-temperature is 72.5°F (22.5°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 109.4°F (43°C).

What is the average humidity in August in Chatham?

In Chatham, the average relative humidity in August is 75%.

How many days does it rain in August in Chatham?

In Chatham, in August, it is raining for 16.1 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Chatham?

In Chatham, snow does not fall in March through December.

How many hours of daylight does Chatham have in August?

The average day length in August is 13h and 20min.

When are sunrise and sunset in August in Chatham?

On the first day of August, sunrise is at 6:18 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:30 pm CDT.

How many hours of sunshine does Chatham have in August?

The average sunshine duration in August in Chatham, Mississippi, is 10.4h.

What is the month with the highest UV index in Chatham?

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

What is the UV index intensity in August in Chatham?

The average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Chatham, MS

Average temperature in August - Chatham, MS
  • Average high temperature in August: 90°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 (52°F).

  • Average low temperature in August: 72.5°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in August
Chatham, MS

Average pressure in August - Chatham, MS
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Chatham, MS

Average wind speed in August - Chatham, MS
  • Average wind speed in August: 5.5mph

The windiest month (with the highest average wind speed) is February (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in August
Chatham, MS

Average humidity in August - Chatham, MS
  • Average humidity in August: 75%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in August
Chatham, MS

Average rainfall in August - Chatham, MS
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days in August
Chatham, MS

Average rainfall days in August - Chatham, MS
  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is October (8.5 days).

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Average snowfall in August
Chatham, MS

Average snowfall in August - Chatham, MS
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in August
Chatham, MS

Average snowfall days in August - Chatham, MS
  • Average snowfall days in August: 0 days

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

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Average daylight in August /
Average sunshine in August
Chatham, MS

Average daylight in August / Average sunshine in August - Chatham, MS
  • 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 month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Chatham, MS

Average sunshine days in August - Chatham, MS
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (11.9 days).

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Average UV index in August
Chatham, MS

Average UV index in August - Chatham, MS
  • 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).

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Average cloud cover in August
Chatham, MS

Average cloud cover in August - Chatham, MS
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in August
Chatham, MS

Average visibility in August - Chatham, MS
  • 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).

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Chatham, Mississippi, USA

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