days of precipitation is May, with an average of 13, but with only of rain or snow. The driest month of the year is March with an average of of precipitation over 12.5 days. Education In Frauenfeld about 68.8% of the population (between age 25–64) have completed either non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule). Frauenfeld is home to the Kantonsbibliothek Thurgau library. The library has () 276,628 books or other media, and loaned out 163,766 items in the same year. It was open a total of 256 days with average of 47 hours per week during that year. Transportation Frauenfeld is a central location in western Thurgau and is served by a railway station and two exits on the A7 motorway. It has a town bus service with 5 bus lines which run every 15 minutes to every corner of the town. Frauenfeld railway station supports a regional train, part of the Zürich S-Bahn, from Weinfelden to Winterthur (S8 and S30) every 30 minutes, as well in the opposite direction and a fast train (InterCity and InterRegio) that travels to Zürich every 30 minutes, as well in the opposite direction to Weinfelden and further to Constance in Germany or Romanshorn. During busy times in the mornings and evenings these trains are supported by another train (called "S") which stops in the bigger towns (like IR/IC). Frauenfeld is also the northern terminus of the narrow-gauge Frauenfeld–Wil line; trains operate from the Bahnhofplatz in front of the main railway station. Trains operate over this line to every half hour. There are plans to increase the frequency to every fifteen minutes. Services on this line, designated as S15 of the St. Gallen S-Bahn, also stop at and . Twin towns Frauenfeld is twinned with the town of Notable people Petrus Dasypodius (ca.1495–1559), author and humanist, teacher and pastor in Zürich Conrad Dasypodius (1532–1600), writer and professor of mathematics in Strasbourg, Alsace Pierre-Gustave Joly de Lotbinière (1798–1865), a French businessman and amateur daguerreotypist Johann Kaspar Mörikofer (1799–1877), a literary and ecclesiastical historian Julius Maggi (1846–1912), an entrepreneur, inventor of precooked soups and Maggi sauce Otto Stoll (1849–1922), a linguist and ethnologist, researched Mayan languages Alfred Ilg (1854–1916), an engineer and confidant to Ethiopian Emperor Menelik II Heinrich Häberlin (1868–1947), a politician, judge and member of the Swiss Federal Council 1920–1934 Walter Rudolf Hess (1881–1973), a physiologist who