Sony announced today with an update to the latest monthly PlayStation Plus post that starting on September 22nd prices for the premium PlayStation service will be increased in North America.
Starting on September 22, 2016, prices for PlayStation Plus memberships will change to $59.99 USD/ $69.99 CAD for twelve months and $24.99 USD/$29.99 CAD for three months. The monthly plan will change to $11.99 CAD in Canada, and remain $9.99 USD in the U.S. If you are a current member, the new prices will take effect if your membership renews on or after this date.
The announcement just mentions that the change “reflects the current market condition” while enabling Sony to “continue providing exceptional value” to members.