Weather In Tampa – Jan – 2025 Predictions. Rainfall will be above normal. January tends to be the coldest month, with temperatures averaging a daily high of 67.8°f (19.9°c) and a low of 53.4°f (11.9°c).

On warmer days, the highs can reach up to about. The average temperature during this month is around 60.1°f (15.6°c).