On Friday, 20 states and 32 cities and counties in the US will raise their minimum wage. In 27 of these places, the pay floor will reach or exceed $15 an hour. In New Mexico, the minimum wage will increase to $10.50, up $1.50. And in California, the rate for employers with 26 workers or more will rise from $13 to $14 an hour. In Minnesota, the gain is just 8 cents, to a $10.08 hourly rate.