Gontenschwil, in Aargau, Switzerland, is home to roughly 2,100 people in the Europe/Zurich time zone at 47.3°N latitude.
In 2025, Gontenschwil averaged an annual temperature of 50°F, with hottest temperatures reaching 91°F in August and lowest around 20°F in December. The city received approximately 48 inches of precipitation during the year.
View historical weather for Gontenschwil · More cities in Aargau