Oil Prices in August 2006: WTI & Brent Daily Prices and Monthly Average
WTI averaged $73.04 per barrel in August 2006, down $1.37 (1.8%) from July 2006. A year earlier, in August 2005, it averaged $64.99, so the price was higher by $8.05 (12.4%) year over year.
Daily spot prices, August 2006
Chart data table (23 rows)
| Period | WTI | Brent |
|---|---|---|
| Aug 31, 2006 | $70.38 | $67.66 |
| Aug 30, 2006 | $70.20 | $67.15 |
| Aug 29, 2006 | $69.74 | $67.01 |
| Aug 28, 2006 | $70.47 | $69.44 |
| Aug 25, 2006 | $72.13 | $72.58 |
| Aug 24, 2006 | $72.02 | $71.40 |
| Aug 23, 2006 | $71.45 | $71.12 |
| Aug 22, 2006 | $72.55 | $72.06 |
| Aug 21, 2006 | $72.45 | $72.42 |
| Aug 18, 2006 | $70.93 | $71.30 |
| Aug 17, 2006 | $70.12 | $70.42 |
| Aug 16, 2006 | $71.64 | $72.67 |
| Aug 15, 2006 | $72.95 | $73.57 |
| Aug 14, 2006 | $73.33 | $73.78 |
| Aug 11, 2006 | $74.38 | $75.19 |
| Aug 10, 2006 | $74.17 | $75.69 |
| Aug 9, 2006 | $76.28 | $78.26 |
| Aug 8, 2006 | $76.29 | $77.93 |
| Aug 7, 2006 | $77.05 | $77.82 |
| Aug 4, 2006 | $74.78 | $76.53 |
| Aug 3, 2006 | $75.59 | $76.28 |
| Aug 2, 2006 | $76.16 | $77.63 |
| Aug 1, 2006 | $74.93 | $76.39 |
Prices fell over the month, from $74.93 on Aug 1, 2006 to $70.38 on Aug 31, 2006.
Brent averaged $73.23, within a dollar of WTI on average across the 23 dates when both were published.
It was the second-highest monthly average of 2006. Adjusted with CPI-U, the August 2006 average equals $120.70 in September 2026 dollars.
August 2006 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $73.04 | $73.23 |
| Change vs July 2006 | −$1.37 | −$0.44 |
| Change vs August 2005 | +$8.05 | +$9.25 |
| Highest daily price | $77.05 Aug 7, 2006 | $78.26 Aug 9, 2006 |
| Lowest daily price | $69.74 Aug 29, 2006 | $67.01 Aug 29, 2006 |
| Published daily observations | 23 | 23 |
| Average in September 2026 dollars (CPI-U) | $120.70 | $121.01 |
Monthly averages are EIA's published figures. Real figures use CPI-U for August 2006.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Aug 1, 2006 – Aug 31, 2006 | Aug 31, 2006 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Aug 1, 2006 – Aug 31, 2006 | Aug 31, 2006 |
| U.S. Bureau of Labor Statistics | CUUR0000SA0 — CPI-U, all items, NSA | index, 1982–84=100 | monthly | September 2026 |
Last updated: Oct 21, 2026, 5:27 PM CDT. Raw values are shown in source units; any conversion is labeled. See methodology and data sources.
Download:2006 daily prices (CSV)