Mean monthly temperatures range from around 53 F in January to 82 F in July. High temperatures average 64 to 92 °F (18 to 33 °C) throughout the year. High heat indices are common for the summer months in the area, with indices above 110 °F (43.3 °C) possible. The highest temperature recorded was 104 °F (40 °C) on July 11, 1879 and July 28, 1872. It is common for thunderstorms to erupt during a typical summer afternoon. These are caused by the rapid heating of the land relative to the water, combined with extremely high humidity.
What is Jacksonville's hottest month on average?
July July July