May in Reno averages a daily high of 22.2°C with nights around 7.7°C. Expect roughly 4.8 wet days totalling 15.4mm. 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 May data.