About Veltheim, Aargau

Veltheim is a city of approximately 1,400 people in Aargau, Switzerland. Located in the Europe/Zurich time zone at 47.4°N latitude.

In 2025, Veltheim averaged an annual temperature of 51°F, with hottest temperatures reaching 96°F in August and lowest around 21°F in January. The city received approximately 48 inches of precipitation during the year.