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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Australia Pulse Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Check the live forecast above for Lewiston’s current conditions. Expect a mild morning around 12–15°C, warming to a moderate afternoon with light northerly winds; the chance of a late shower remains low.
What is the weather like in Lewiston today?
The live forecast above shows a typical late-spring pattern for Lewiston: a clear start, then increasing cloud by midday. Maximum temperatures sit in the low-to-mid 20s, with humidity around 40–50%. Winds shift from north-easterly at 10–15 km/h in the morning to south-westerly by late afternoon. No significant rain is expected, though a 10% shower chance exists near sunset.
How does Lewiston’s climate compare to nearby towns?
Lewiston sits about 10 km west of Gawler and 40 km north of the Adelaide CBD, so its weather closely mirrors Adelaide weather patterns but with slightly cooler overnight lows due to its inland position. Compared to Gawler weather, Lewiston often records 1–2°C higher daytime temperatures in summer, while Elizabeth weather is nearly identical given their similar topography. The Lewiston weather radar (available on BOM) shows localised showers moving in from the Spencer Gulf, but the town itself rarely sees heavy falls.
What is the best time to visit Lewiston?
Late spring (October–November) and early autumn (March–April) offer the most comfortable conditions: daytime highs of 22–26°C, low humidity, and minimal rain. Summer can exceed 35°C, while winter nights are chilly but frost-free.
Does Lewiston get extreme weather?
Extreme heatwaves occur occasionally in January–February, with temperatures above 40°C. Severe thunderstorms may develop in spring, but tornadoes and cyclones are virtually unknown. Check severe weather warnings for updates.
How can I get hourly forecasts for Lewiston?
The Lewiston weather hourly page provides a detailed breakdown of temperature, wind speed and rain probability for the next 48 hours. It updates every 15 minutes using BOM data.