July is the hottest month in Peterhof with an average temperature of 18°C (64°F) and the coldest is January at -6°C (21°F) with the most daily sunshine hours at 9 in July. The wettest month is October with an average of 100mm of rain. The best month to swim in the sea is in July when the average sea temperature is 19°C (66°F).
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Sunrise 09:13
Sunset 16:19
Sunrise 09:13
Sunset 16:19