Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The advent of August brings an average high-temperature of a still hot 94.1°F (34.5°C), exhibiting minor difference from the previous month. In Chatham, August nights witness a remarkable decline from the day's zenith to a pleasant 72.5°F (22.5°C).Heat index
For August, the heat index is estimated at a life-threatening hot 120.2°F (49°C). Take heed: Heat exhaustion and heat cramps are anticipated. Heatstroke is a potential outcome of continuous activity.Records show heat index calculations are tailored for shaded regions and mild winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.
Humidity
August and October, with an average relative humidity of 71%, are the least humid months.Rainfall
In Chatham, during August, the rain falls for 14.8 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Chatham, during the entire year, the rain falls for 153.4 days and collects up to 35.08" (891mm) of precipitation.Snowfall
In Chatham, snow does not fall in March through November.Daylight
The average length of the day in August is 13h and 18min.On the first day of the month, sunrise is at 6:25 am and sunset at 8:07 pm. On the last day of August, sunrise is at 6:44 am and sunset at 7:35 pm CDT.
Sunshine
The average sunshine in August in Chatham is 10.3h.UV index
May 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 health hazard from exposure to the Sun's UV radiation for average individuals.Note: In August, a daily maximum UV index of 7 leads to the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
How hot is it in Chatham in August?
What are the least humid months in Chatham?
What is the average humidity in August in Chatham?
How many days does it rain in August in Chatham?
When it does not snow in Chatham?
What is the average length of the day in August in Chatham?
When are sunrise and sunset in August in Chatham?
How many hours of sunshine does Chatham have in August?
What are the months with the highest UV index in Chatham?
What is the UV index reading in August in Chatham?
Average temperature in August
Chatham, LA
- Average high temperature in August: 94.1°F
The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in August: 72.5°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.7°F).
Average pressure in August
Chatham, LA
- Average pressure in August: 29.95"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in August
Chatham, LA
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in August
Chatham, LA
- Average humidity in August: 71%
The months with the highest relative humidity are February and December (82%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in August
Chatham, LA
- Average rainfall in August: 2.64"
The wettest month (with the highest rainfall) is April (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in August
Chatham, LA
- Average rainfall days in August: 14.8 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in August
Chatham, LA
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.16").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in August
Chatham, LA
- Average snowfall days in August: 0 days
The months with the highest number of snowfall days are January and February (0.6 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
Chatham, LA
- 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in August
Chatham, LA
- Average sunshine days in August: 14.3 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in August
Chatham, LA
- Average UV index in August: 7
The months with the highest UV index are May, 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
Chatham, LA
- Average cloud cover in August: 30
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in August
Chatham, LA
- Average visibility in August: 6mi
The months with the highest visibility are June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April, May and December (5mi).
Chatham, Louisiana, USA
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