January in Deltona averages a daily high of 21.5°C with nights around 9.4°C. Expect roughly 7.5 wet days totalling 62.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Deltona is November–April.
Based on SANFORD, FL US (9.6km), 1995–2024. 30 years of January data.