Weather in Galveston Island: May
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Average day temperature: | 81.9°F |
| Average night temperature: | 74.0°F | |
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Sea water temperature: | 78.9°F |
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Number of sunny days: | 9 days |
| Day length: | 13.3 - 13.9 hours | |
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Number of rainy days: | 4 days |
| Precipitation totals: | 2.0 in. | |
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forecast
| Galveston Island |
temperature
| Galveston Island |
Air temperature in May, °F
The highest day temperature during May of 2024 was 84°F. At the same time the lowest night temperature was 74°F. Day and night temperature averages during May were 79.2°F and 77.8°F.
Sea water temperature in Galveston Island in May, °F
The average sea water temperature in May of 2024 was 79.9°F. The highest and lowest sea temperatures during the month were 84.0°F and 75.0°F.
Number of sunny, partly cloudy and cloudy days in May is almost equal.
Precipitation total in May, in.
Precipitation total value in Galveston Island in May is 2.0 in. Other months of the year show relatively similar values.
The average wind speed value in May is 11.0 mph It makes May one of the most windy months of the year.
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: 7.5.
Best time for vacation in Galveston Island
Galveston Island on a weather map
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