5-day weather forecast Sydney 20-08-2026
Weather forecast Sydney today 20.08.2026: overcast, temperature from 13 °C to 18 °C.
Precipitation probability 53%. Wind up to 8 m/s (gusts 10.61 m/s). Air humidity 57–80%, atmospheric pressure 767–772 mm Hg, UV index up to 4.1.
5 days at a glance — tap a day to open it
Sunrise 06:28
Sunset 17:28
Sunset 17:28
First Quarter58% illuminated
Moonrise 10:31 · Moonset 00:32
Moonrise 10:31 · Moonset 00:32
Chart
TableThu, Aug 20, 2026
Forecast from 13 °C to 18 °C and precipitation
Cloud cover and precipitation probability
Wind speed and direction
Air humidity
Atmospheric pressure
Ultraviolet index
Air quality & pollen
Thu, Aug 20, 2026
Frequently asked questions about the 5-day weather in Sydney
What will the weather be like in Sydney over the next 5 days?
Over the next 5 days in Sydney the temperature is expected to range from about 13 to 20 °C. See the detailed hourly forecast for each of the 5 days in the charts above.
On which of the next 5 days will it rain in Sydney?
The chance of rain in Sydney over the next 5 days reaches 53%. Check the 5-day precipitation chart above to see exactly which days and hours bring rain.
How accurate is the 5-day weather forecast for Sydney?
A 5-day forecast is fairly reliable: the first 2–3 days are usually very accurate, while days 4–5 may be refined. The data is updated several times a day, so check back before important plans.
Which of the next 5 days in Sydney will be the warmest and which the coolest?
Over the next 5 days the temperature in Sydney ranges from about 13 to 20 °C. Compare the warmest and coolest day on the temperature chart above.
Will it be windy in Sydney over the next 5 days?
Over the next 5 days the wind in Sydney picks up to 9 m/s. The windiest days are easy to spot on the wind chart above.
Which day of the week in Sydney is best for a walk or a trip?
For a walk or a trip, pick the days with the lowest chance of rain (up to 53%) and light wind — easy to compare on the 5-day charts above.
How can I best use the 5-day forecast for Sydney?
The first 2–3 days are reliable enough for firm decisions, while days 4–5 are a guide that sharpens as they approach. The forecast is updated several times a day, so check again before important plans.
Sydney on the map
Data Sources & Methodology
Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.