21.05
thu
thu
Day
61°F
SE 6 mph
Precip.
0%
0%
Night
52°F
NW 3 mph
Precip.
0%
0%
22.05
fri
fri
Day
61°F
NE 6 mph
Precip.
0%
0%
Night
54°F
NE 3 mph
Precip.
0%
0%
23.05
sat
sat
Day
57°F
E 6 mph
Precip.
0%
0%
Night
52°F
NE 1 mph
Precip.
0%
0%
24.05
sun
sun
Day
57°F
NE 2 mph
Precip.
0%
0%
Night
54°F
NW 4 mph
Precip.
0%
0%
25.05
mon
mon
Day
61°F
N 8 mph
Precip.
0%
0%
Night
55°F
N 8 mph
Precip.
0%
0%
26.05
tue
tue
Day
63°F
N 13 mph
Precip.
0%
0%
Night
57°F
N 12 mph
Precip.
0%
0%
27.05
wed
wed
Day
63°F
N 12 mph
Precip.
0%
0%
Night
55°F
N 6 mph
Precip.
0%
0%
sea water
temperature
temperature
| San Antonio |
monthly
weather
weather
| San Antonio |
current
weather
weather
| San Antonio |
14 days
forecast
forecast
| San Antonio |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 53.8°F. The highest and lowest sea temperatures during the month were 54.7°F and 52.5°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 53.8°F. The highest and lowest sea temperatures during the month were 55.0°F and 52.5°F.
Air temperature in San Antonio, °F
Precipitation total in San Antonio, in.
* Charts above show average data for the last 3 years.
Best time for vacation in San Antonio
San Antonio on a weather map
Places in Chile:
Name
°F
24 Hours Forecast
San Antonio
Local time: 09:57
May 21, thursday
1200
61°F
SE
6 mph
6 mph
1500
61°F
SE
6 mph
6 mph
1800
54°F
E
3 mph
3 mph
2100
54°F
NW
2 mph
2 mph
May 22, friday
0000
52°F
NW
3 mph
3 mph
0300
52°F
NW
4 mph
4 mph
0600
52°F
NW
3 mph
3 mph
0900
55°F
N
4 mph
4 mph
