Richterswil is a city of approximately 10,200 people in Zurich, Switzerland. Located in the Europe/Zurich time zone at 47.2°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Richterswil recorded a mean annual temperature of 51°F, ranging from 23°F lows in December to 91°F highs in August, with about 53 inches of precipitation across the year.
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