Weather in San Jose: June
| Average day temperature: | 81.6°F | |
| Average night temperature: | 70.0°F | |
| Sea water temperature: | 69.9°F | |
| Number of sunny days: | 28 days | |
| Day length: | 14.5 - 14.7 hours | |
| Number of rainy days: | 0 days | |
| Precipitation totals: | 0.2 in. | |
| more information | ||
14 days
forecast
forecast
| San Jose |
sea water
temperature
temperature
| San Jose |
Air temperature in June, °F
Show year:
2025
2024
2023
The highest day temperature during June of 2025 was 92°F. At the same time the lowest night temperature was 66°F. Daily and nightly averages during June were 83.8°F and 73.0°F.
Sea water temperature in San Jose in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 73.6°F. The highest and lowest sea temperatures during the month were 79.2°F and 69.6°F.
Sunny, partly cloudy and cloudy days
Mostly all days in June are sunny but cloudy days are also possible.
Precipitation total in June, in.
Precipitation total value in San Jose in June is 0.2 in. Other months of the year show relatively similar values.
Wind speed in June, mph
The average wind speed value in June is 8.1 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in June is: 12.8.
Best time for vacation in San Jose
San Jose on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
San Jose
Local time: 02:53
January 10, saturday
0300

52°F
S
5 mph
5 mph
0600

52°F
SW
5 mph
5 mph
0900

54°F
NW
2 mph
2 mph
1200

57°F
NW
2 mph
2 mph
1500

57°F
NW
6 mph
6 mph
1800

54°F
N
5 mph
5 mph
2100

50°F
NW
2 mph
2 mph
January 11, sunday
0000

50°F
E
1 mph
1 mph



























