28.09
mon
mon
Day
81°F
E 9 mph
Precip.
2%
2%
Night
70°F
E 2 mph
Precip.
3%
3%
29.09
tue
tue
Day
82°F
E 8 mph
Precip.
0%
0%
Night
72°F
NE 4 mph
Precip.
3%
3%
30.09
wed
wed
Day
81°F
E 6 mph
Precip.
1%
1%
Night
73°F
E 1 mph
Precip.
4%
4%
01.10
thu
thu
Day
86°F
E 6 mph
Precip.
0%
0%
Night
79°F
SE 2 mph
Precip.
1%
1%
02.10
fri
fri
Day
99°F
E 4 mph
Precip.
0%
0%
Night
88°F
SW 4 mph
Precip.
0%
0%
03.10
sat
sat
Day
99°F
SE 4 mph
Precip.
0%
0%
Night
88°F
SW 3 mph
Precip.
0%
0%
04.10
sun
sun
Day
99°F
E 4 mph
Precip.
0%
0%
Night
90°F
SW 6 mph
Precip.
0%
0%
sea water
temperature
temperature
| Chula Vista |
monthly
weather
weather
| Chula Vista |
current
weather
weather
| Chula Vista |
14 days
forecast
forecast
| Chula Vista |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 73.4°F. The highest and lowest sea temperatures during the month were 74.5°F and 71.8°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 64.9°F. The highest and lowest sea temperatures during the month were 67.1°F and 61.9°F.
Air temperature in Chula Vista, °F
Precipitation total in Chula Vista, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Chula Vista
Chula Vista on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Chula Vista
Local time: 10:56
September 28, monday
1200
81°F
E
9 mph
9 mph
1500
79°F
E
11 mph
11 mph
1800
75°F
E
8 mph
8 mph
2100
70°F
E
5 mph
5 mph
September 29, tuesday
0000
70°F
E
2 mph
2 mph
0300
68°F
E
2 mph
2 mph
0600
68°F
SE
2 mph
2 mph
0900
72°F
S
2 mph
2 mph
