The countdown is on for one of the most anticipated Switzerland. Challenge League fixtures of the week. Aarau and Rapperswil-Jona will lock horns on Friday, September 4, 2026 at 19:30 at Home Arena in Germany. The man with the whistle is Marco Fritz, a well-known figure in German football. Conditions are forecast to be Overcast, 15°C. On the injury front, Aarau are sweating on the fitness of Müller, and Rapperswil-Jona will be monitoring Wolf closely. Historical data shows: Aarau 2 - 1 Rapperswil-Jona (2021). Aarau 3 - 0 Rapperswil-Jona (2023). Aarau 2 - 3 Rapperswil-Jona (2023). Aarau 4 - 2 Rapperswil-Jona (2024). Aarau 3 - 0 Rapperswil-Jona (2024). Score prediction: 0:2.