August in Sandnes averages a daily high of 19.1°C with nights around 12.8°C. Expect roughly 15.7 wet days totalling 123.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Sandnes is June–September.
Based on SOLA, NO (6.7km), 1995–2024. 30 years of August data.