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St Johns County, FL Weather Forecast
St Johns County, FL Weather Forecast Dated: 1108 PM Fri Sep 25 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Friday, September 25, 2026
Mid-Morning
68°F 20°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Scattered Showers
Early-Evening
71°F 22°C
Sunny
Pleasant near 79°F 26°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the NNW to the NE at 6 mph 9 km/h.
Saturday, September 26, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
72°F 23°C
Sunny
Balmy with temperatures reaching 83°F 28°C, sunny throughout the day, with steady humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
69°F 20°C
Overcast
Mid-Afternoon
87°F 31°C
Overcast
Early-Evening
78°F 26°C
Overcast
Quite warm around 87°F 31°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
88°F 31°C
Cloudy
Early-Evening
81°F 27°C
Cloudy
Warm temperatures up to 88°F 31°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
76°F 25°C
Sunny
Mid-Afternoon
92°F 33°C
Overcast
Early-Evening
79°F 26°C
Overcast
Very hot with a high of 92°F 33°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
90°F 32°C
Partly Cloudy
Early-Evening
80°F 27°C
Partly Cloudy
Very hot with temperatures reaching 90°F 32°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure.
Thursday, October 1, 2026
Mid-Morning
78°F 26°C
Sunny
Mid-Afternoon
89°F 32°C
Partly Cloudy
Early-Evening
81°F 28°C
Partly Cloudy
Warm and summery around 89°F 32°C (feels like 93°F 34°C), sunny in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the ESE to the E at 8 mph 12 km/h.
Friday, October 2, 2026
Mid-Morning
80°F 27°C
Overcast
Mid-Afternoon
85°F 30°C
Scattered Showers
Early-Evening
81°F 27°C
Scattered Showers
Quite warm reaching 85°F 30°C, feeling like 91°F 33°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds ESE at 9 mph 15 km/h.
Saturday, October 3, 2026
Mid-Morning
80°F 27°C
Light Showers
Mid-Afternoon
91°F 33°C
Overcast
Early-Evening
81°F 27°C
Light Showers
Very hot with a high of 91°F 33°C, feeling closer to 97°F 36°C in the humidity, passing showers during morning and evening, with a dry break midday, with steady humidity and steady pressure. Thunderstorms possible in the afternoon and evening.
Sunday, October 4, 2026
Mid-Morning
80°F 27°C
Partly Cloudy
Mid-Afternoon
90°F 32°C
Partly Cloudy
Early-Evening
82°F 28°C
Overcast
Sizzling hot near 90°F 32°C with a heat index reaching 95°F 35°C, cloudy throughout the day, with steady humidity and steady pressure. Winds swinging from the ESE to the E at 7 mph 11 km/h.
Monday, October 5, 2026
Mid-Morning
77°F 25°C
Scattered Showers
Mid-Afternoon
88°F 31°C
Overcast
Early-Evening
82°F 28°C
Cloudy
Quite warm reaching 88°F 31°C, feeling like 94°F 35°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure.
Tuesday, October 6, 2026
Mid-Morning
76°F 25°C
Sunny
Mid-Afternoon
91°F 33°C
Overcast
Early-Evening
80°F 27°C
Overcast
Hot and sweltering around 91°F 33°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Wednesday, October 7, 2026
Mid-Morning
76°F 24°C
Overcast
Mid-Afternoon
79°F 26°C
Scattered Showers
Early-Evening
75°F 24°C
Scattered Showers
Enjoyable around 79°F 26°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds shifting from the SE to the NE at 7 mph 11 km/h.
Thursday, October 8, 2026
Mid-Morning
74°F 24°C
Light Showers
Mid-Afternoon
84°F 29°C
Scattered Showers
Early-Evening
78°F 26°C
Overcast
Quite warm reaching 84°F 29°C, feeling like 87°F 30°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure.
St Johns County, FL Weather Radar Map
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