Current Sea Water Temperature:
+54.2°F
| Maximum Sea Water Temperature in October: | 58.4°F |
| Minimum Sea Water Temperature in October: | 52.0°F |
| Average water temperature in October: | 55.1°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| October 08 | 54.2°F | October 03 | 55.0°F |
| October 07 | 55.2°F | October 02 | 55.0°F |
| October 06 | 55.4°F | October 01 | 53.8°F |
| October 05 | 55.0°F | September 30 | 54.6°F |
| October 04 | 55.0°F | September 29 | 55.4°F |
When is the Warmest Sea for San Antonio?
According to our data for the last three years for San Antonio the highest average sea water temperature was in February, January and March.
Average Water Temperature by Month, °F
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
10
20
30
40
50
60
70
80
59
56.1
55.1
54.8
54.7
54.8
55.3
55.8
57.3
61.5
63.2
61.9
Sea Water Temperature in February
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
56
59
62
65
68
71
74
The average sea surface temperature in February 2025 for San Antonio was 62.5°F. The maximum and minimum values were 60.8°F and 64.2°F respectively.
Sea Water Temperature in January
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
56
59
62
65
68
71
74
The average sea surface temperature in January 2025 for San Antonio was 63.3°F. The maximum and minimum values were 60.2°F and 67.4°F respectively.
Sea Water Temperature in March
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
52
55
58
61
64
67
70
73
The average sea surface temperature in March 2025 for San Antonio was 61.9°F. The maximum and minimum values were 58.0°F and 65.4°F respectively.
Chile Resorts:
NAME
F°
| Algarrobo |  |
+52 |
| Antofagasta | |
+54 |
| Arica | |
+62 |
| Chiloe |  |
+48 |
| Concepcion |  |
+54 |
| Concon | |
+52 |
| Easter Island |  |
+70 |
| Iquique | |
+58 |
| La Serena | |
+58 |
| Puerto Montt | |
+50 |
| Puerto Natales | |
+36 |
| Punta Arenas | |
+36 |
| Torres del Paine |  |
+28 |
| Valparaiso | |
+52 |
| Vina del Mar | |
+52 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
San Antonio
Local time: 21:35
09 oct, thursday
| 0000 |  |
54°F | N 7 mph |
| 0300 |  |
52°F | N 7 mph |
| 0600 | |
52°F | N 6 mph |
| 0900 |  |
60°F | NE 7 mph |
| 1200 | |
62°F | NE 13 mph |
| 1500 | |
60°F | NE 12 mph |
| 1800 | |
56°F | N 11 mph |
| 2100 | |
52°F | N 7 mph |