Oil Prices in December 2003: WTI & Brent Daily Prices and Monthly Average
WTI averaged $32.13 per barrel in December 2003, up $1.02 (3.3%) from November 2003. A year earlier, in December 2002, it averaged $29.46, so the price was higher by $2.67 (9.1%) year over year.
Daily spot prices, December 2003
Chart data table (21 rows)
| Period | WTI | Brent |
|---|---|---|
| Dec 31, 2003 | $32.51 | $30.30 |
| Dec 30, 2003 | $33.01 | $30.10 |
| Dec 29, 2003 | $32.51 | $29.17 |
| Dec 24, 2003 | $32.99 | $29.45 |
| Dec 23, 2003 | $32.03 | $28.30 |
| Dec 22, 2003 | $31.71 | $28.78 |
| Dec 19, 2003 | $32.81 | $31.03 |
| Dec 18, 2003 | $33.72 | $30.79 |
| Dec 17, 2003 | $33.36 | $31.01 |
| Dec 16, 2003 | $32.94 | $30.64 |
| Dec 15, 2003 | $33.17 | $30.89 |
| Dec 12, 2003 | $33.06 | $30.24 |
| Dec 11, 2003 | $32.01 | $29.79 |
| Dec 10, 2003 | $31.92 | $30.02 |
| Dec 9, 2003 | $31.72 | $30.27 |
| Dec 8, 2003 | $32.08 | $30.52 |
| Dec 5, 2003 | $30.68 | $28.87 |
| Dec 4, 2003 | $31.24 | $29.25 |
| Dec 3, 2003 | $30.61 | $29.26 |
| Dec 2, 2003 | $30.74 | $29.10 |
| Dec 1, 2003 | $29.89 | $28.17 |
Prices rose over the month, from $29.89 on Dec 1, 2003 to $32.51 on Dec 31, 2003. The largest one-day move was +$1.40 on Dec 8, 2003 (+4.6%).
Brent traded below WTI on average this month: $29.81 for the month, $2.32 under WTI across 21 matched dates.
Adjusted with CPI-U, the December 2003 average equals $58.74 in September 2026 dollars.
December 2003 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $32.13 | $29.81 |
| Change vs November 2003 | +$1.02 | +$1.06 |
| Change vs December 2002 | +$2.67 | +$1.48 |
| Highest daily price | $33.72 Dec 18, 2003 | $31.03 Dec 19, 2003 |
| Lowest daily price | $29.89 Dec 1, 2003 | $28.17 Dec 1, 2003 |
| Published daily observations | 21 | 21 |
| Average in September 2026 dollars (CPI-U) | $58.74 | $54.50 |
Monthly averages are EIA's published figures. Real figures use CPI-U for December 2003.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Dec 1, 2003 – Dec 31, 2003 | Dec 31, 2003 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Dec 1, 2003 – Dec 31, 2003 | Dec 31, 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)