July is the hottest month in Washington with an average temperature of 27°C (80°F) and the coldest is January at 4°C (38°F) with the most daily sunshine hours at 11 in July. The wettest month is May with an average of 100mm of rain. The best month to swim in the sea is in August when the average sea temperature is 25°C (77°F).
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Sunrise 06:58
Sunset 16:50
Sunrise 06:58
Sunset 16:50