Weather in St. Johns, Florida, United States

7-Day Detailed Weather Forecast for St. Johns

Overnight

Temperature: 75°F

Wind Speed: 2 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a low around 75. Southeast wind around 2 mph.

Monday

Temperature: 94°F

Wind Speed: 2 to 9 mph

Wind Direction: SE

Forecast: Showers and thunderstorms likely after noon. Mostly sunny. High near 94, with temperatures falling to around 89 in the afternoon. Heat index values as high as 107. Southeast wind 2 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Temperature: 76°F

Wind Speed: 2 to 9 mph

Wind Direction: SE

Forecast: Showers and thunderstorms before 11pm. Partly cloudy, with a low around 76. Heat index values as high as 100. Southeast wind 2 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Temperature: 95°F

Wind Speed: 2 to 8 mph

Wind Direction: S

Forecast: A chance of rain showers between 8am and 11am, then showers and thunderstorms between 11am and 5pm, then showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 112. South wind 2 to 8 mph. Chance of precipitation is 80%.

Tuesday Night

Temperature: 75°F

Wind Speed: 2 to 8 mph

Wind Direction: S

Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Mostly cloudy, with a low around 75. South wind 2 to 8 mph. Chance of precipitation is 80%.

Wednesday

Temperature: 94°F

Wind Speed: 2 to 8 mph

Wind Direction: N

Forecast: A chance of rain showers between 8am and 11am, then showers and thunderstorms likely. Mostly sunny, with a high near 94. Chance of precipitation is 70%.

Wednesday Night

Temperature: 76°F

Wind Speed: 2 to 8 mph

Wind Direction: E

Forecast: Showers and thunderstorms likely before 11pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 70%.

Thursday

Temperature: 91°F

Wind Speed: 2 to 9 mph

Wind Direction: NE

Forecast: A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 80%.

Thursday Night

Temperature: 76°F

Wind Speed: 2 to 8 mph

Wind Direction: NE

Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 80%.

Friday

Temperature: 90°F

Wind Speed: 5 to 9 mph

Wind Direction: N

Forecast: A chance of rain showers before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 90%.

Friday Night

Temperature: 76°F

Wind Speed: 3 to 8 mph

Wind Direction: NE

Forecast: Showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 90%.

Saturday

Temperature: 92°F

Wind Speed: 3 to 9 mph

Wind Direction: NE

Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 90%.

Saturday Night

Temperature: 76°F

Wind Speed: 3 to 8 mph

Wind Direction: SE

Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 90%.

Sunday

Temperature: 93°F

Wind Speed: 3 to 9 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 93.