St Augustine weather live forecast

Today's maximum temperature in St Augustine is expected to be 29°C. Select a day from the live weather forecast for St Augustine, Florida, USA for more weather parameters.

Saturday
16th May
29

22

10

8
Sunday
17th May
29

24

8

8
Monday
18th May
29

23

7

9
Tuesday
19th May
29

23

9

9
Wednesday
20th May
29

23

7

9

5-day weather forecast updated at 04:01 on Saturday 16th May 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 Saturday 16th May 2026

Expect scattered clouds in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-east.

29
°C maximum temperature
22
°C minimum temperature
scattered clouds
10
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from SE

St Augustine weather for Sunday 17th May 2026

Expect broken clouds in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-east.

29
°C maximum temperature
24
°C minimum temperature
broken clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from SE

St Augustine weather for Monday 18th May 2026

Expect broken clouds in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.

29
°C maximum temperature
23
°C minimum temperature
broken clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from E

St Augustine weather for Tuesday 19th May 2026

Expect scattered clouds in St Augustine, Florida with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.