July is the hottest month in Dartmouth with an average temperature of 17°C (63°F) and the coldest is January at 2°C (36°F) with the most daily sunshine hours at 11 in June. The wettest month is June with an average of 81mm of rain. The best month to swim in the sea is in August when the average sea temperature is 19°C (66°F).
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Sunrise 07:39
Sunset 16:21
Sunrise 07:39
Sunset 16:21