Oil Prices in June 2003: WTI & Brent Daily Prices and Monthly Average
WTI averaged $30.66 per barrel in June 2003, up $2.55 (9.1%) from May 2003. A year earlier, in June 2002, it averaged $25.52, so the price was higher by $5.14 (20.1%) year over year.
Daily spot prices, June 2003
Chart data table (21 rows)
| Period | WTI | Brent |
|---|---|---|
| Jun 30, 2003 | $30.15 | $28.88 |
| Jun 27, 2003 | $29.18 | $27.45 |
| Jun 26, 2003 | $28.97 | $27.06 |
| Jun 25, 2003 | $31.65 | $27.34 |
| Jun 24, 2003 | $30.05 | $26.96 |
| Jun 23, 2003 | $30.22 | $27.13 |
| Jun 20, 2003 | $30.63 | $27.13 |
| Jun 19, 2003 | $29.86 | $26.21 |
| Jun 18, 2003 | $30.28 | $26.43 |
| Jun 17, 2003 | $31.08 | $27.14 |
| Jun 16, 2003 | $31.14 | $27.50 |
| Jun 13, 2003 | $30.63 | $27.39 |
| Jun 12, 2003 | $31.41 | $28.48 |
| Jun 11, 2003 | $32.17 | $28.97 |
| Jun 10, 2003 | $31.72 | $28.44 |
| Jun 9, 2003 | $31.36 | $28.62 |
| Jun 6, 2003 | $31.26 | $28.38 |
| Jun 5, 2003 | $30.84 | $28.16 |
| Jun 4, 2003 | $29.81 | $27.49 |
| Jun 3, 2003 | $30.78 | $27.99 |
| Jun 2, 2003 | $30.72 | $27.56 |
Prices peaked at $32.17 on Jun 11, 2003, then fell to $28.97 on Jun 26, 2003 and ended at $30.15. The largest one-day move was −$2.68 on Jun 26, 2003 (−8.5%).
Brent traded below WTI on average this month: $27.65 for the month, $3.01 under WTI across 21 matched dates.
Adjusted with CPI-U, the June 2003 average equals $56.24 in September 2026 dollars.
June 2003 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $30.66 | $27.65 |
| Change vs May 2003 | +$2.55 | +$1.79 |
| Change vs June 2002 | +$5.14 | +$3.57 |
| Highest daily price | $32.17 Jun 11, 2003 | $28.97 Jun 11, 2003 |
| Lowest daily price | $28.97 Jun 26, 2003 | $26.21 Jun 19, 2003 |
| Published daily observations | 21 | 21 |
| Average in September 2026 dollars (CPI-U) | $56.24 | $50.72 |
Monthly averages are EIA's published figures. Real figures use CPI-U for June 2003.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Jun 2, 2003 – Jun 30, 2003 | Jun 30, 2003 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Jun 2, 2003 – Jun 30, 2003 | Jun 30, 2003 |
| 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:2003 daily prices (CSV)