January in Sparks averages a daily high of 9.2°C with nights around -4.2°C. Expect roughly 6.4 wet days totalling 34.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Sparks is April–May.
Based on SPARKS, NV US (2.9km), 1995–2024. 26 years of January data.