August weather forecastVieste, Italy
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Vieste, Italy, with an average temperature fluctuating between 28.6°C (83.5°F) and 23.8°C (74.8°F).The perfect water temperature of 25.3°C (77.5°F) with 13mm (0.51") of accumulated rainfall and only 5.8 rainfall days, makes August a great period for swimming and other water activities.
Temperature
Vieste experiences its highest average temperatures in August, reaching a peak of 28.6°C (83.5°F) and a minimum of 23.8°C (74.8°F).Heat index
For most parts of August, the heat index is estimated at a hot 31°C (87.8°F). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.It is crucial to understand that heat index figures are for shade and gentle wind conditions. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Humidity
In August, the average relative humidity is 61%.Rainfall
August is the month with the least rainfall in Vieste. Rain falls for 5.8 days and accumulates 13mm (0.51") of precipitation.Snowfall
May through November are months without snowfall.Sea temperature
The months with the warmest seawater in Vieste, Italy, are July and August, with an average sea temperature of 25.3°C (77.5°F).Note: Water activities including swimming and diving are pleasurable in temperatures between 25°C (77°F) and 29°C (84.2°F), ensuring comfort and enjoyment for extended time frames.
Daylight
In Vieste, the average length of the day in August is 13h and 50min.On the first day of the month, sunrise is at 05:49 and sunset at 20:13. On the last day of August, in Vieste, sunrise is at 06:20 and sunset at 19:30 CEST.
Sunshine
July and August, with an average of 12h of sunshine, are months with the most sunshine.UV index
July and 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 vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 7 in August, converts into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Vieste, Italy
- Average high temperature in August: 28.6°C
The warmest month (with the highest average high temperature) is August (28.6°C).
The month with the lowest average high temperature is January (11.4°C).
- Average low temperature in August: 23.8°C
The month with the highest average low temperature is August (23.8°C).
The coldest months (with the lowest average low temperature) are January and February (7.8°C).
Average pressure in August
Vieste, Italy
- Average pressure in August: 1013.8mbar
The month with the highest atmospheric pressure is December (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).
Average wind speed in August
Vieste, Italy
- Average wind speed in August: 11.4km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in August
Vieste, Italy
- Average humidity in August: 61%
The month with the highest relative humidity is November (75%).
The month with the lowest relative humidity is July (60%).
Average rainfall in August
Vieste, Italy
- Average rainfall in August: 13mm
The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the least rainfall) is August (13mm).
Average rainfall days in August
Vieste, Italy
- Average rainfall days in August: 5.8 days
The month with the highest number of rainy days is January (15.7 days).
The month with the least rainy days is August (5.8 days).
Average snowfall in August
Vieste, Italy
- Average snowfall in August: 0mm
The month with the highest snowfall is January (9mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Vieste, Italy
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average sea temperature in August
Vieste, Italy
- Average sea temperature in August: 25.3°C
The best months for swimming (with the highest average sea temperature) are July and August (25.3°C).
The coldest month (with the lowest average sea temperature) is January (13.6°C).
Average daylight in August /
Average sunshine in August
Vieste, Italy
- Average daylight in August: 13h and 48min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in August: 12h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in August
Vieste, Italy
- Average sunshine days in August: 22.9 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is January (12.2 days).
Average UV index in August
Vieste, Italy
- Average UV index in August: 7
The months with the highest UV index are 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
Vieste, Italy
- Average cloud cover in August: 9
The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 9).
Average visibility in August
Vieste, Italy
- Average visibility in August: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
