McLean, Virginia-based mortgage-buyer, Freddie Mac announced earlier today, that according to it’s latest survey, the average rate on the 30-year fixed mortgage remaind firm at 3.55% this week. The lowest ever rate for this loan is 3.49%, and it was recorded back in July. As for the 15-year FRM, the national average rate inched down to 2.85%, a 1 basis point improvement from last week’s 2.86% rate.

Regarding adjustable rate loans, the 5/1 ARM averaged 2.72% this week, falling from the previous 2.75%. On the other hand, the 1-year ARM currently stands at 2.61%.

The results of Freddie Mac’s weekly mortgage survey are based on information regarding rates and fees for popular mortgage loans being offered by different lenders.

Looking at today’s domestic economic data, the latest figures from the Labor Department showed that applications for unemployment benefits rose by 15,000 to a seasonally adjusted 382,000 in the week ended September 8. This marks the biggest gain in jobless claims in almost two months. Economists surveyed by Bloomberg had forecasted a reading of 370,000.

Following a spike in fixed mortgages at Bank of America (NYSE:BAC) yesterday, the 30-year FRM is now available at a lower rate this Thursday. Bank of America offers the aforementioned mortgage loan at a rate of 3.750% with an APR amounting to 3.899%. The shorter-term, 15-year fixed loan for home refinancing can be locked in at a rate of 3.000% plus an APR sum of 3.299%.

The initial rate on the 7/1 ARM is holding steady at 2.625% and features an annual percentage rate of 3.163%. Meanwhile, those who want to take their chances on the 5/1 adjustable rate loan can expect to pay 2.250% in interest and 3.148% by way of APR.

A similar picture can be seen at Chase (NYSE:JPM) as far as mortgage rates are concerned, with the standard 30-year fixed loan being offered at a rate of 3.750% and an APR variable of 3.821%. Those looking to take advantage of the low mortgage rate carried by the 15-year FRM, will see today’s level at 3.000% and an APR figure of 3.107%.

Chase 7/1 adjustable rate mortgage is being up for grabs at a rate of 2.750% and yields to an APR sum of 3.098%. The 5/1 ARM, on the other hand, is available at a rate of 2.375% and it’s accompanied by an annual percentage rate of 3.047%.

Another major U.S. lender, Citibank (NYSE:C) offers the 30-year fixed refinance package at a rate of 3.625% and comes with an APR sum of 3.777%. The 15-year version of this type of loan looks quite competitive as well compared other lenders’ offerings, as it demands only 2.875% in interest and 3.177% by way of annual percentage rate.