Weather in Charlestown: April
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Average day temperature: | 51.3°F |
Average night temperature: | 44.1°F | |
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Sea water temperature: | 45.2°F |
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Number of sunny days: | 8 days |
Day length: | 12.7 - 14.0 hours | |
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Number of rainy days: | 3 days |
Precipitation totals: | 1.5 in. | |
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Charlestown |
temperature
Charlestown |
Air temperature in April, °F
Day temperature | Night temperature |
The highest day temperature during April of 2024 was 59°F. At the same time the lowest night temperature was 36°F. Daily and nightly averages during April were 48.1°F and 44.3°F.
Sea water temperature in Charlestown in April, °F
The average sea water temperature in April of 2024 was 44.8°F. The highest and lowest sea temperatures during the month were 48.0°F and 41.5°F.
Sunny days | |
Partly cloudy days | |
Cloudy days |
Number of sunny, partly cloudy and cloudy days in April is almost equal.
Precipitation total in April, in.
Precipitation total value in Charlestown in April is 1.5 in. Other months of the year show relatively similar values.
The average wind speed value in April is 11.4 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 April is: 6.7.
Best time for vacation in Charlestown
Charlestown on a weather map

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