January in Jonesboro averages a daily high of 8.3°C with nights around -2.1°C. Expect roughly 9.1 wet days totalling 95.5mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Jonesboro is April–May.
Based on JONESBORO 3 SSE, AR US (4.9km), 1995–2024. 29 years of January data.