The weekly average yield to maturity of The Bond Buyer Municipal Bond Index, which is based on 40 long-term bond prices, fell to 4.06% from 4.09% the week before.
The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields increased one basis point to 4.24% from 4.23% in the previous week. It is at its highest level since Nov. 21, when it was at 4.26%.
The 11-bond GO Index of higher-grade 11-year GOs was one basis point higher to 3.71% from 3.70% in the previous week. It is at its highest level since 11 weeks ago, when it was at 3.73%.
The Bond Buyer's Revenue Bond Index rose one basis point to 4.71% from 4.70% the week before. It is at its highest level since Nov. 21, when it was at 4.75%.
The yield on the U.S. Treasury's 10-year note increased to 2.67% from 2.65%, while the yield on the 30-year Treasury nudged up to 3.01% from 2.99%.