Weather in Dewey Beach: May
Average day temperature: | 64.0°F | |
Average night temperature: | 57.7°F | |
Sea water temperature: | 57.5°F | |
Number of sunny days: | 8 days | |
Day length: | 13.8 - 14.7 hours | |
Number of rainy days: | 1 day | |
Precipitation totals: | 1.0 in. | |
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Dewey Beach |
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Dewey Beach |
Air temperature in May, °F
The highest day temperature during May of 2023 was 71°F. At the same time the lowest night temperature was 45°F. Day and night temperature averages during May were 63.4°F and 56.7°F.
Sea water temperature in Dewey Beach in May, °F
The average sea water temperature in May of 2023 was 59.8°F. The highest and lowest sea temperatures during the month were 63.5°F and 55.8°F.
Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Dewey Beach in May is 1.0 in. Other months of the year show relatively similar values.
The average wind speed value in May is 11.6 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: 7.1.
Best time for vacation in Dewey Beach
Dewey Beach on a weather map
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