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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Southern Monitor Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
According to the live forecast above, Windsor NSW is seeing a mild autumn day with partly cloudy skies. The town lies in the Hawkesbury River valley, where mornings can be foggy and afternoons warmer than coastal Sydney. Summer highs in January average near 30°C while July lows dip to around 4°C.
What’s driving this week’s weather in Windsor?
A high-pressure system over the Tasman Sea is keeping skies mostly clear across the Hawkesbury region. Light north-westerly winds will shift to a south-easterly seabreeze in the afternoon. This pattern often brings a noticeable temperature drop near the river, especially late in the day. For a detailed outlook, check the windsor nsw weather 14 day forecast available from the live forecast above. For other Australian locations, see our weather hub.
How does Windsor’s weather compare to nearby Richmond?
Richmond, just 8 kilometres south-east, shares a similar inland climate but sits slightly lower in the valley. Weather richmond nsw often records marginally cooler overnight temperatures due to cold-air drainage. Both towns benefit from fewer extreme heat days than western Sydney suburbs, but afternoon thunderstorms can develop quickly over the Blue Mountains and move across the river plains. If you’re travelling to the city, check our Sydney weather page for coastal conditions.
What is the best source for the Windsor NSW weather radar?
The Bureau of Meteorology’s Sydney radar at Terrey Hills provides the best coverage for Windsor. Local hills can cause some shadowing, but it reliably detects rain-bearing systems approaching from the west and south. Use the bom windsor nsw page for radar images.
How accurate is AccuWeather for Windsor NSW?
AccuWeather uses similar global models as other private forecasters. For official warnings and the most reliable local observations, we recommend relying on the Bureau of Meteorology. The accuweather windsor nsw extended forecast can be a useful second opinion, but always cross-check with BOM.
What is the typical wind pattern in Windsor?
Mornings often have calm conditions or light north-westerlies. By late morning a seabreeze from the east or south-east sets in, bringing cooler air from the coast. This pattern is strongest in spring and summer, and can gust up to 30–40 km/h on hot days.