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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Brief Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above before you head out in Cadell. This Murray River town has a classic South Australian inland climate—summers are hot and dry, winters cool and mostly calm—so conditions can shift faster than you expect.
What is the typical weather in Cadell?
Cadell sits in the Riverland region, about 180 kilometres north-east of Adelaide. Summers (December–February) routinely reach the high 30s Celsius, with occasional heatwaves pushing past 40°C. Winters (June–August) are mild, with daytime highs around 15–17°C and overnight lows often dropping to 4–6°C. Rainfall is low year-round, averaging about 250 mm annually. The river moderates extreme temperatures, especially near the water, but it’s still a dry, sun-drenched area.
How does Cadell weather compare to Waikerie and Adelaide?
Waikerie weather is very similar—it’s only about 20 kilometres east and shares the same arid climate. Both towns are consistently a few degrees hotter than Adelaide weather during summer, and cooler in winter because of clearer nights. The cadell weather 7 day forecast usually mirrors Waikerie’s, so you can use either for planning. If you’re coming from Adelaide, expect higher daytime temperatures and less humidity along the river.
When is the best time to visit Cadell?
Autumn (March–May) and spring (September–November) are ideal. Daytime temperatures sit in the low 20s to mid-20s, perfect for river activities. Summer can be uncomfortably hot for sightseeing, especially in January.
Does Cadell get severe weather?
Severe thunderstorms can develop in spring and summer, sometimes bringing damaging winds and flash flooding. The severe weather warning page is worth checking before you set out during storm season. Heatwaves are the main risk from December to February.
How reliable is the Cadell 7 day forecast?
Forecasts for Cadell are generally reliable up to about day 5. Day 6–7 outlooks can shift, especially in changeable spring weather. Check the live forecast above on the morning of your planned activity for the most accurate details.
For broader climate patterns, see our Australia weather hub and the Adelaide weather page. If you’re driving from the city, also check waikerie weather for a close match to Cadell’s conditions.