St Augustine weather live forecast

Today's maximum temperature in St Augustine is expected to be 31°C. Select a day from the live weather forecast for St Augustine, Florida, USA for more weather parameters.

Sunday
2nd Aug
31

25

4

8
Monday
3rd Aug
29

25

4

7
Tuesday
4th Aug
30

25

6

7
Wednesday
5th Aug
31

25

2

9
Thursday
6th Aug
29

25

6

8

5-day weather forecast updated at 04:01 on Monday 3rd August 2026 GMT

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The 5-day weather forecast for Florida (St Augustine) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St Augustine weather forecast by day

Below are the detailed weather forecasts for St Augustine for the next 5 days.

St Augustine weather for Sunday 2nd August 2026

Expect isolated thunderstorms in St Augustine, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 91% chance of some rain and a moderate breeze of 22 kph from the south-west.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
8
UV index (Very High)
91
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from SW

St Augustine weather for Monday 3rd August 2026

Expect isolated thunderstorms in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 21 kph from the south-west.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
63
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from SW

St Augustine weather for Tuesday 4th August 2026

Expect isolated thunderstorms in St Augustine, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 72% chance of some rain and a gentle breeze of 14 kph from the south.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
72
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from S

St Augustine weather for Wednesday 5th August 2026

Expect broken clouds in St Augustine, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

31
°C maximum temperature
25
°C minimum temperature
broken clouds
2
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from SE

St Augustine weather for Thursday 6th August 2026

Expect isolated thunderstorms in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 15 kph from the east.