Oil Prices in September 2002: WTI & Brent Daily Prices and Monthly Average
At $29.66 per barrel, September 2002's WTI average was the highest monthly average in nominal terms since November 2000, up $1.27 (4.5%) from August 2002. A year earlier, in September 2001, it averaged $26.20, so the price was higher by $3.46 (13.2%) year over year.
Daily spot prices, September 2002
Chart data table (21 rows)
| Period | WTI | Brent |
|---|---|---|
| Sep 30, 2002 | $30.59 | $29.11 |
| Sep 27, 2002 | $30.53 | $29.00 |
| Sep 26, 2002 | $30.31 | $28.93 |
| Sep 25, 2002 | $30.69 | $29.11 |
| Sep 24, 2002 | $30.79 | $29.47 |
| Sep 23, 2002 | $30.85 | $29.36 |
| Sep 20, 2002 | $29.65 | $28.61 |
| Sep 19, 2002 | $29.49 | $28.45 |
| Sep 18, 2002 | $29.57 | $28.41 |
| Sep 17, 2002 | $29.08 | $27.76 |
| Sep 16, 2002 | $29.14 | $28.38 |
| Sep 13, 2002 | $29.83 | $28.53 |
| Sep 12, 2002 | $28.95 | $27.76 |
| Sep 11, 2002 | $29.77 | $28.68 |
| Sep 10, 2002 | $29.62 | $28.92 |
| Sep 9, 2002 | $29.80 | $28.67 |
| Sep 6, 2002 | $29.51 | $28.36 |
| Sep 5, 2002 | $29.06 | $27.54 |
| Sep 4, 2002 | $28.28 | $27.31 |
| Sep 3, 2002 | $27.76 | $26.58 |
| Sep 2, 2002 | — | $27.45 |
Prices rose over the month, from $27.76 on Sep 3, 2002 to $30.59 on Sep 30, 2002. The largest one-day move was −$1.21 on Sep 3, 2002 (−4.2%).
Brent traded below WTI on average this month: $28.40 for the month, $1.22 under WTI across 20 matched dates.
It was the highest monthly average of 2002. Adjusted with CPI-U, the September 2002 average equals $55.21 in September 2026 dollars.
September 2002 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $29.66 | $28.40 |
| Change vs August 2002 | +$1.27 | +$1.75 |
| Change vs September 2001 | +$3.46 | +$2.78 |
| Highest daily price | $30.85 Sep 23, 2002 | $29.47 Sep 24, 2002 |
| Lowest daily price | $27.76 Sep 3, 2002 | $26.58 Sep 3, 2002 |
| Published daily observations | 20 | 21 |
| Average in September 2026 dollars (CPI-U) | $55.21 | $52.87 |
Monthly averages are EIA's published figures. Real figures use CPI-U for September 2002.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Sep 3, 2002 – Sep 30, 2002 | Sep 30, 2002 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Sep 2, 2002 – Sep 30, 2002 | Sep 30, 2002 |
| 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:2002 daily prices (CSV)