Saint Johns, FL

Current conditions, hourly and 7-day forecast, and live radar for Saint Johns, FL 32259. Right now: partly cloudy, 76°F. Data from the National Weather Service.

• Overnight: Partly cloudy. Low around 76, with temperatures rising to around 77 overnight. Southeast wind around 5 mph.
• Thursday: A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 93, with temperatures falling to around 86 in the afternoon. Heat index values as high as 103. Southeast wind 2 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
• Thursday Night: A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 76. South wind 2 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
• Friday: A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Mostly sunny. High near 93, with temperatures falling to around 86 in the afternoon. Heat index values as high as 106. South wind 2 to 7 mph. Chance of precipitation is 80%.
• Friday Night: Showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 76. South wind 2 to 6 mph. Chance of precipitation is 80%.
• Saturday: A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 80%.