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
Marianna marks the onset of August with an average high-temperature of a still moderately hot 82.4°F (28°C), a subtle shift from July's 83.5°F (28.6°C). The anticipated average low-temperature for August, a mild 58.6°F (14.8°C), shows a substantial deviation from the daytime maximums.Heat index
The heat index value for August is appraised at a tropical 89.6°F (32°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly meaningful for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Humidity
The months with the lowest humidity in Marianna, West Virginia, are April, June through August and November, with an average relative humidity of 77%.Rainfall
In Marianna, in August, it is raining for 11.3 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Marianna, there are 135.9 rainfall days, and 16.46" (418mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Marianna.Daylight
In August, the average length of the day is 13h and 34min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:34 pm. On the last day of August, sunrise is at 6:56 am and sunset at 7:56 pm EDT.
Sunshine
August has the most sunshine of the year in Marianna, West Virginia, with an average of 10.2h of sunshine.UV index
The months with the highest UV index in Marianna are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 6 in August translates into the following instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Frequently asked questions
Is it hot in Marianna during August?
What are the least humid months in Marianna?
What is the average humidity in August in Marianna?
How many days does it rain in August in Marianna?
When it does not snow in Marianna?
What is the average length of the day in August in Marianna?
What time are sunrise and sunset in August in Marianna?
What month has the most sunshine in Marianna?
How long on average sun shines in August in Marianna?
What is the month with the highest UV index in Marianna?
How high is the UV index in August in Marianna?
Average temperature in August
Marianna, WV
- Average high temperature in August: 82.4°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in August: 58.6°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in August
Marianna, WV
- Average pressure in August: 30.03"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in August
Marianna, WV
- Average wind speed in August: 4.1mph
The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in August
Marianna, WV
- Average humidity in August: 77%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in August
Marianna, WV
- Average rainfall in August: 1.26"
The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in August
Marianna, WV
- Average rainfall days in August: 11.3 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in August
Marianna, WV
- Average snowfall in August: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Marianna, WV
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Marianna, WV
- Average daylight in August: 13h and 4min
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 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 0min).
Average sunshine days in August
Marianna, WV
- Average sunshine days in August: 16.6 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in August
Marianna, WV
- 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, November and December (UV index 2).
Average cloud cover in August
Marianna, WV
- Average cloud cover in August: 35
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in August
Marianna, WV
- Average visibility in August: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Marianna, West Virginia, USA
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