Weather Forecast for
Saint Johns County, FL

Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Mostly cloudy, with a low around 75. South wind 3 to 8 mph. Chance of precipitation is 40%.

Friday: A slight chance of showers, then showers and thunderstorms likely after noon. Partly sunny, with a high near 94. Heat index values as high as 106. Light southwest wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 2am. Mostly cloudy, with a low around 75. South wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

Saturday: Showers and possibly a thunderstorm after 2pm. High near 93. Heat index values as high as 109. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 80%.

Saturday Night: Showers and possibly a thunderstorm before 8pm. Low around 76. South wind 3 to 6 mph. Chance of precipitation is 80%.

Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 76.

Monday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.

Monday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.

Tuesday: A 50 percent chance of showers and thunderstorms after 8am. Partly sunny, with a high near 90.

Tuesday Night: A chance of thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 30%.

Wednesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Breezy.

Wednesday Night: A chance of thunderstorms. Partly cloudy, with a low around 75. Chance of precipitation is 30%.

Thursday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.

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