Weather in Port of San Jose: May
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Average day temperature: | 87.4°F |
| Average night temperature: | 80.3°F | |
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Sea water temperature: | 86.6°F |
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Number of sunny days: | 3 days |
| Day length: | 12.6 - 12.9 hours | |
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Number of rainy days: | 6 days |
| Precipitation totals: | 3.0 in. | |
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forecast
| Port of San Jose |
temperature
| Port of San Jose |
Air temperature in May, °F
The highest day temperature during May of 2025 was 91°F. At the same time the lowest night temperature was 78°F. Daily and nightly averages during May were 88.4°F and 80.5°F.
Sea water temperature in Port of San Jose in May, °F
The average sea water temperature in May of 2025 was 86.8°F. The highest and lowest sea temperatures during the month were 87.8°F and 86.0°F.
Mostly all days in May are partly cloudy but sunny or cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Port of San Jose in May is 3.0 in. Other months of the year show relatively similar values.
The average wind speed value in May is 6.1 mph
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 May is: 6.1.
Best time for vacation in Port of San Jose
Port of San Jose on a weather map
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