10-Year Treasury Yield in 1966
The US 10-year Treasury yield fell 0.01 percentage points in 1966, from 4.65% at the end of 1965 to 4.64%. Its highest close was 5.51% on Aug 29, and its lowest 4.56% on Jan 12.
10-Year Treasury Yield, daily closes 1966
Numbers mark the events belowKey Events in 1966
What happened, and how the 10Y yield moved — on the day (or the next trading day) and about a month later.
- 1
Monday, January 31 From the data10Y yield sets the first of 30 record closing highs this year, at 4.69%.
- 2
Monday, August 29 From the dataLast record close of the year: 5.51%.
Month by month
| Month | Close | Change |
|---|---|---|
| Jan | 4.69% | +0.04 pp |
| Feb | 5.02% | +0.33 pp |
| Mar | 4.71% | −0.31 pp |
| Apr | 4.79% | +0.08 pp |
| May | 4.80% | +0.01 pp |
| Jun | 4.97% | +0.17 pp |
| Jul | 5.05% | +0.08 pp |
| Aug | 5.36% | +0.31 pp |
| Sep | 5.02% | −0.34 pp |
| Oct | 4.97% | −0.05 pp |
| Nov | 5.12% | +0.15 pp |
| Dec | 4.64% | −0.48 pp |
Other Markets in 1966
Change over the calendar year.
| Market | Change | Year-end |
|---|---|---|
| 10-Year Treasury Yield | −0.01 pp | 4.64% |
| Dow Jones Industrial Average in 1966 | −18.9% | 785.69 |
| S&P 500 in 1966 | −13.1% | 80.33 |
10-Year Treasury Yield in 1966: FAQ
How much did the US 10-year Treasury yield fall in 1966?
The US 10-year Treasury yield fell 0.01 percentage points in 1966, from 4.65% at the end of 1965 to 4.64%. Its highest close was 5.51% on Aug 29, and its lowest 4.56% on Jan 12.
What were the highest and lowest closes of the US 10-year Treasury yield in 1966?
Highest: 5.51% on August 29, 1966. Lowest: 4.56% on January 12, 1966. It closed higher on 115 of 250 trading days.
Did the US 10-year Treasury yield reach a record high in 1966?
Yes — 30 record closing highs, the last at 5.51% on August 29, 1966.
Data: 10-year constant-maturity Treasury yield (Federal Reserve H.15 via FRED). Inflation: US CPI-U. Events marked "From the data" are found automatically from the closing prices; the others are researched, with the source linked. Not investment advice.
Cite this page
For essays, articles and research. Prices on this page update daily, so the citations include today's date as the date you accessed it.
@misc{corgano202610yeartreasuryyieldin, author = {{Corgano}}, title = {10-Year Treasury Yield in 1966}, howpublished = {\url{https://goldprice.corgano.com/market-history/us-10y/1966}}, year = {2026}, note = {Corgano Gold Price, accessed 2026-10-31}}