Home › Weather › Weather This Month
Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Coast Current Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
The live forecast above shows the expected temperature and rainfall trends for this month in your area. Use it to get a broad sense of the coming weeks, but treat specific day-by-day predictions after the first week as a guide only. Here is what shapes the outlook.
What drives this month’s weather pattern?
Australia’s monthly weather is controlled by large-scale drivers such as the Southern Annular Mode, the Indian Ocean Dipole and the El Niño–Southern Oscillation. In winter, cold fronts and high-pressure systems bring clear skies or rain depending on your latitude. For a more localised view, the 28 day weather forecast Sydney or melbourne monthly forecast 30 days reflect these influences. The live forecast above incorporates the latest model runs to show how these drivers are likely to evolve over the month.
How reliable is a monthly forecast?
A 28‑day outlook is most useful for spotting broad trends — warmer than usual, wetter than usual — rather than pinning exact dates. The Bureau of Meteorology’s model skill drops off after about seven days, so plan important outdoor events using the week‑ahead forecast. For longer planning, a 3 month weather outlook Adelaide gives seasonal probabilities. Check the live forecast above daily as updates refine the picture.
Is a 28‑day forecast reliable for planning a weekend trip?
Not for the exact day. Use the live forecast above to see whether the trend is warm or wet, then check the 7‑day forecast closer to your trip for precise timing. The monthly outlook is best as a heads‑up, not a guarantee.
Why does the monthly forecast change from day to day?
New observations from weather stations, satellites and ocean buoys are fed into computer models every 12–24 hours. As the atmosphere evolves, the model adjusts its predictions. The live forecast above always shows the most recent run.
What does ‘above average’ mean in the monthly outlook?
It compares the forecast temperature or rainfall against the 30‑year climate average for that location and month. For example, a forecast of “above‑average rain” means the month is likely to be wetter than the long‑term norm.