For daily rates, the Mortgage News Daily has a series that tracks the PMMS very well, and is usually updated daily around 3 PM ET. The MND data is based on actual lender rate sheets, and is mostly “the average no-point, no-origination rate for top-tier borrowers with flawless scenarios”. (this tracks the Freddie Mac series).
MND reports that average 30 Year fixed mortgage rates decreased today to 4.18% from 4.20% yesterday.
One year ago, on June 20, 2013, rates were at 4.29% and rising. So rates are down year-over-year!
The spread will be even larger next week. Here is a table from Mortgage News Daily: