20.07
mon
mon
Day
91°F
NW 12 mph
Precip.
7%
7%
Night
81°F
N 7 mph
Precip.
12%
12%
21.07
tue
tue
Day
88°F
NW 14 mph
Precip.
3%
3%
Night
82°F
N 8 mph
Precip.
19%
19%
22.07
wed
wed
Day
88°F
NW 8 mph
Precip.
4%
4%
Night
82°F
N 11 mph
Precip.
17%
17%
23.07
thu
thu
Day
88°F
W 6 mph
Precip.
4%
4%
Night
79°F
N 7 mph
Precip.
11%
11%
24.07
fri
fri
Day
90°F
NW 3 mph
Precip.
5%
5%
Night
77°F
SE 9 mph
Precip.
33%
33%
25.07
sat
sat
Day
75°F
E 2 mph
Precip.
54%
54%
Night
77°F
NE 4 mph
Precip.
22%
22%
26.07
sun
sun
Day
84°F
E 11 mph
Precip.
8%
8%
Night
77°F
NE 10 mph
Precip.
70%
70%
sea water
temperature
temperature
| St. Augustine |
monthly
weather
weather
| St. Augustine |
current
weather
weather
| St. Augustine |
14 days
forecast
forecast
| St. Augustine |
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 84.5°F. The highest and lowest sea temperatures during the month were 85.6°F and 83.1°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.7°F.
Air temperature in St. Augustine, °F
Precipitation total in St. Augustine, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St. Augustine
St. Augustine on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Augustine
Local time: 21:58
July 21, tuesday
0000
81°F
N
7 mph
7 mph
0300
79°F
N
7 mph
7 mph
0600
77°F
N
7 mph
7 mph
0900
82°F
N
11 mph
11 mph
1200
88°F
NW
14 mph
14 mph
1500
90°F
NW
17 mph
17 mph
1800
88°F
NW
17 mph
17 mph
2100
82°F
N
14 mph
14 mph
