Romanshorn is a city of approximately 9,000 people in Thurgau, Switzerland. Located in the Europe/Zurich time zone at 47.6°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Romanshorn recorded a mean annual temperature of 51°F, ranging from 21°F lows in January to 90°F highs in July, with about 47 inches of precipitation across the year.
View historical weather for Romanshorn · More cities in Thurgau