Staying Hydrated in Sydney's Climate: How Much and What to Drink

Sydney's average temperature in July is around 13 degrees Celsius, but the city's humidity can make it feel much warmer, highlighting the need for proper hydration.

With the region's strong focus on outdoor activities such as running in Centennial Parklands, walking the Manly coastal walk, or simply enjoying a day at Bondi Beach, it's essential to consider the impact of dehydration on the body. Dehydration can lead to fatigue, headaches, and dizziness, all of which can be exacerbated by the city's climate. As such, understanding how much and what to drink is vital for maintaining health and wellbeing in Sydney.

In Sydney, there are numerous organisations and initiatives that promote healthy hydration habits. For example, the City of Sydney's 'Hydration Stations' program provides free water refill stations in various locations across the city, including Hyde Park and the Royal Botanic Garden. Additionally, many local businesses, such as cafes on Crown Street in Surry Hills, offer discounts to customers who bring their reusable water bottles. The Australian Nutrition Foundation also provides guidance on healthy eating and hydration, including recommendations for fluid intake based on individual needs and activity levels.

Hydration by the Numbers

According to the Australian Institute of Health and Welfare, the average Australian adult consumes around 2.3 litres of fluid per day, with water making up about 70% of this intake. However, this can vary significantly depending on factors such as age, sex, and physical activity level. For example, an athlete training for the Sydney Marathon may require up to 3.5 litres of fluid per day, while a sedentary office worker may require less. In terms of cost, a litre of bottled water can range from $2 to $5, depending on the brand and location, making tap water a more affordable and environmentally friendly option.

As of January 2026, the NSW Government's 'Water for Life' initiative has provided over $10 million in funding for water infrastructure projects across the state, including the installation of new water fountains and refill stations in public spaces. This investment aims to increase access to clean drinking water and promote healthy hydration habits among the community. With the summer months approaching, it's essential for Sydneysiders to prioritize their hydration and make informed choices about what to drink. By drinking plenty of water, limiting sugary drinks, and taking advantage of the city's hydration initiatives, residents can stay healthy, happy, and hydrated in the city's climate.