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Get the monthly weather forecast for St. Petersburg, FL, including daily high/low, historical averages, to help you plan ahead.
December Weather in St. Petersburg. Florida, United States. Daily high temperatures decrease by 4°F, from 74°F to 70°F, rarely falling below 60°F or exceeding 81°F. Daily low temperatures decrease by 5°F, from 62°F to 57°F, rarely falling below 46°F or exceeding 71°F.
Check accurate weather in December in St Petersburg (FL). Expect St Petersburg December temperature around 23°C (73°F). Read clothing tips & recommended activities.
The weather in St. Petersburg in December is mildly cool with a gentle breeze, with average highs of 72°F (22°C) and lows of 59°F (15°C).
Weather.com brings you the most accurate monthly weather forecast for St. Petersburg, FL with average/record and high/low temperatures, precipitation and more.
December's beginning in Saint Petersburg signals an average high-temperature of an agreeable 71.4°F (21.9°C), barely different from November's 75.6°F (24.2°C). Saint Petersburg cools down to an average low-temperature of 59.9°F (15.5°C) throughout the month of December.
