The Swedish Aghe is of similar origin as the word å, meaning stream, in this case the Avestafors, a tributary of the river Dalälven.

The present name of the town is identical with that of the ancient Persian language and scriptures, but there is no apparent linguistic connection between them.

The designated coat of arms depict the signs for copper and iron.

Being situated at the foot of the higher areas to its west, summer temperatures are warm because of the relatively low elevation of around 100 metres (330 ft) above sea level.

Precipitation is quite high by standards of Sweden's areas closer to the Baltic Sea, which renders the possibility of heavy snowfall in winter.