September in Reno averages a daily high of 27.8°C with nights around 11.9°C. Rain is rare — about 2.3 wet days and 6.6mm across the month. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Reno is May–June.
Based on RENO WEATHER FORECAST OFFICE, NV US (4.6km), 1995–2024. 29 years of September data.