July weather forecast and climate
Bratislava, Slovakia

Julio, like Junio, in Bratislava, Slovakia, is a moderately hot summer month, with temperature in the range of an average high of 27.5°C (81.5°F) and an average low of 15.4°C (59.7°F).

Temperature

Julio is the warmest month, with an average high-temperature of 27.5°C (81.5°F) and an average low-temperature of 15.4°C (59.7°F).

Heat index

The average heat index is evaluated at 29.1°C (84.4°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (differences in body mass, height, and shape, pregnancy, wind). 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 especially crucial 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 is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Abril and Julio, with an average relative humidity of 64%, are the least humid months.

Rainfall

In Bratislava, during 12 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, there are 144 rainfall days, and 565mm (22.24") of precipitation is accumulated.

Daylight

In Julio, the average length of the day in Bratislava is 15.6h.

Sunshine

In Bratislava, the average sunshine is 8.9h.

UV index

Junio and Julio, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In Julio, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.