Measurements:
°C
°F
CURRENT WEATHER
23:37
San Jose
50°F
SE 3 mph
Feels like: 50°F
Precip: 11%
World Resorts USA San Jose Weather

7 Day Weather Forecast

10.26
mon
DAY
70°F
S 6 mph
precip
2%
NIGHT
50°F
SE 3 mph
precip
11%
10.27
tue
DAY
66°F
SE 4 mph
precip
7%
NIGHT
48°F
NE 2 mph
precip
23%
10.28
wed
DAY
68°F
S 5 mph
precip
6%
NIGHT
50°F
NE 1 mph
precip
17%
10.29
thu
DAY
70°F
SW 1 mph
precip
10%
NIGHT
52°F
NE 2 mph
precip
23%
10.30
fri
DAY
66°F
SE 5 mph
precip
1%
NIGHT
46°F
SE 2 mph
precip
17%
10.31
sat
DAY
62°F
SE 5 mph
precip
12%
NIGHT
44°F
S 1 mph
precip
10%
11.01
sun
DAY
64°F
S 4 mph
precip
1%
NIGHT
48°F
W 1 mph
precip
1%

San Jose Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for San Jose was 17.8°F. The maximum and minimum values were 16.6°F and 20.0°F respectively.

San Jose on the Weather Map

Best Time to Visit San Jose
The most sunny months:
July 29 days
August 28 days
June 25 days
The most warm months:
July 89.5 °F
August 89.2 °F
September 84.4 °F
Warmest sea temperature:
September 65.2 °F
August 64.9 °F
July 64.6 °F
The most cold months:
December 57.5 °F
January 58.9 °F
February 60.6 °F
The most rainy months:
February 3 days
January 3 days
March 3 days
The most windy months:
May 6 mph
April 6 mph
June 6 mph
more details