August weather forecastVarna, Bulgaria

August
Weather in August
August continues the summer trend with temperature highs matching that of July, soaring to an average of 27.9°C (82.2°F). The brilliant sunshine and warm sea conditions persist, promising uninterrupted beach and outdoor activities. It is an ideal month for swimming, sailing, and various water sports. Despite the summer's peak already behind, August still resonates in its glory. Visitors and residents alike savour the last full month of summer with cultural events and festivals.Temperature
The highest temperatures are recorded in August, with averages reaching a high of 27.9°C (82.2°F) and a low of 17.1°C (62.8°F).Heat index
The heat index for August is evaluated at a hot 30°C (86°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.Data suggests that the heat index is set for environments in shade and with a light wind. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
With an average relative humidity of 69.4%, August is the least humid month in Varna.Rainfall
In Varna, in August, it is raining for 3.3 days, with typically 41mm (1.61") of accumulated precipitation. In Varna, during the entire year, the rain falls for 103.6 days and collects up to 540mm (21.26") of precipitation.Sea temperature
The month with the warmest seawater in Varna is August, with an average sea temperature of 24.8°C (76.6°F).Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 24.8°C (76.6°F) waters. For reference, Olympians swim in waters of 25°C (77°F) to 28°C (82.4°F).
Daylight
In Varna, the average length of the day in August is 13h and 55min.On the first day of August in Varna, Bulgaria, sunrise is at 05:59 and sunset at 20:30. On the last day of the month, sunrise is at 06:31 and sunset at 19:45 EEST.
Sunshine
July and August, with an average of 9.7h of sunshine, are months with the most sunshine in Varna.UV index
In Varna, 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 exposure to the Sun's UV rays for average individuals.Note: In August, the average maximum UV index of 7 translates into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Caution! The mirror effect of sand and water ups the UV radiation strength.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Varna, Bulgaria
- Average high temperature in August: 27.9°C
The warmest month (with the highest average high temperature) is August (27.9°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in August: 17.1°C
The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).
Average humidity in August
Varna, Bulgaria
- Average humidity in August: 69.4%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (69.4%).
Average rainfall in August
Varna, Bulgaria
- Average rainfall in August: 41.4mm
The wettest month (with the highest rainfall) is June (57.6mm).
The driest month (with the least rainfall) is February (29.9mm).
Average rainfall days in August
Varna, Bulgaria
- Average rainfall days in August: 3.3 days
The month with the highest number of rainy days is January (13.5 days).
The month with the least rainy days is August (3.3 days).
Average sea temperature in August
Varna, Bulgaria
- Average sea temperature in August: 24.8°C
The best month for swimming (with the highest average sea temperature) is August (24.8°C).
The coldest month (with the lowest average sea temperature) is February (7.3°C).
Average daylight in August /
Average sunshine in August
Varna, Bulgaria
- Average daylight in August: 13h and 54min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 9h and 42min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average UV index in August
Varna, Bulgaria
- Average UV index in August: 7
The month with the highest UV index is July (UV index 9).
The months with the lowest UV index are January and December (UV index 1).





