August weather forecast
Venice, Italy

The last month of the summer, August, is another warm month in Venice, Italy, with an average temperature varying between 17.7°C (63.9°F) and 27.5°C (81.5°F).

Temperature

In Venice, the average high-temperature in August is practically the same as in July - a still warm 27.5°C (81.5°F). In August, in Venice, Italy, the average low-temperature is 17.7°C (63.9°F).

Heat index

The average heat index in August is calculated to be a tropical 30°C (86°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, metabolic differences, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Venice, Italy, the average relative humidity in August is 72%.

Rainfall

In Venice, it is raining for 6.1 days, with typically 65mm (2.56") of accumulated precipitation. Throughout the year, there are 78.3 rainfall days, and 748mm (29.45") of precipitation is accumulated.

Sea temperature

July and August, with an average sea temperature of 25.4°C (77.7°F), are months with the warmest seawater in Venice.
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In Venice, Italy, the average length of the day in August is 14h and 4min.
On the first day of August, sunrise is at 05:54 and sunset at 20:39. On the last day of the month, sunrise is at 06:30 and sunset at 19:51 CEST.

Sunshine

In Venice, the average sunshine in August is 8.3h.

UV index

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 7 in August transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.