July is the hottest month in Saint-Etienne Boutheon with an average temperature of 20°C (68°F) and the coldest is January at 4°C (38°F) with the most daily sunshine hours at 9 in July. The wettest month is June with an average of 70mm of rain..
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Sunrise 08:20
Sunset 17:03
Sunrise 08:20
Sunset 17:03