Weather in Rochester: May
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Average day temperature: | 62.5°F |
| Average night temperature: | 50.4°F | |
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Sea water temperature: | 47.1°F |
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Number of sunny days: | 9 days |
| Day length: | 14.1 - 15.1 hours | |
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Number of rainy days: | 1 day |
| Precipitation totals: | 0.8 in. | |
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forecast
| Rochester |
temperature
| Rochester |
Air temperature in May, °F
The highest day temperature during May of 2025 was 80°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during May were 62.0°F and 50.5°F.
Sea water temperature in Rochester in May, °F
The average sea water temperature in May of 2025 was 42.2°F. The highest and lowest sea temperatures during the month were 47.1°F and 37.6°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 Rochester in May is 0.8 in. Other months of the year show relatively similar values.
The average wind speed value in May is 7.8 mph It makes May one of the least 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 Rochester
Rochester on a weather map
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