Oil Prices in September 1993: WTI & Brent Daily Prices and Monthly Average
At $17.50 per barrel, September 1993's WTI average was the lowest monthly average in nominal terms since June 1990, down $0.51 (2.8%) from August 1993. A year earlier, in September 1992, it averaged $21.88, so the price was lower by $4.38 (20.0%) year over year.
Daily spot prices, September 1993
Chart data table (22 rows; WTI on 21, Brent on 22)
| Period | WTI | Brent |
|---|---|---|
| Sep 30, 1993 | $18.72 | $17.23 |
| Sep 29, 1993 | $18.73 | $16.78 |
| Sep 28, 1993 | $18.07 | $16.40 |
| Sep 27, 1993 | $17.52 | $16.10 |
| Sep 24, 1993 | $17.52 | $16.10 |
| Sep 23, 1993 | $17.52 | $15.88 |
| Sep 22, 1993 | $17.53 | $15.88 |
| Sep 21, 1993 | $18.12 | $16.25 |
| Sep 20, 1993 | $17.68 | $16.03 |
| Sep 17, 1993 | $17.10 | $15.55 |
| Sep 16, 1993 | $16.85 | $15.43 |
| Sep 15, 1993 | $16.85 | $15.35 |
| Sep 14, 1993 | $16.94 | $15.58 |
| Sep 13, 1993 | $16.98 | $15.43 |
| Sep 10, 1993 | $16.74 | $15.43 |
| Sep 9, 1993 | $16.97 | $15.73 |
| Sep 8, 1993 | $17.00 | $15.65 |
| Sep 7, 1993 | $17.14 | $15.85 |
| Sep 6, 1993 | — | $16.23 |
| Sep 3, 1993 | $17.72 | $16.33 |
| Sep 2, 1993 | $17.97 | $16.50 |
| Sep 1, 1993 | $17.92 | $16.55 |
Prices dipped to $16.74 on Sep 10, 1993, then climbed to $18.73 on Sep 29, 1993 and ended at $18.72.
Brent averaged $16.01, on matched dates $1.50 below WTI on average across 21 dates.
Among the 41 September averages EIA has published, 1993's ranks 5th lowest. Within 1993 it ranks 3rd lowest of the 12 monthly averages. In October 2026 dollars (CPI-U), the average equals $40.71 and the high of $18.73 equals $43.57.
September 1993 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $17.50 | $16.01 |
| Change vs August 1993 | −$0.51 | −$0.69 |
| Change vs September 1992 | −$4.38 | −$4.26 |
| Highest daily price | $18.73 Sep 29, 1993 | $17.23 Sep 30, 1993 |
| Lowest daily price | $16.74 Sep 10, 1993 | $15.35 Sep 15, 1993 |
| Published daily observations | 21 | 22 |
| Average in October 2026 dollars (CPI-U) | $40.71 | $37.24 |
Monthly averages are EIA's published figures. Real figures use CPI-U for September 1993.
September in other years
| Year | WTI average | vs September 1993 | Real |
|---|---|---|---|
| 2026 | $97.31 | +456.1% | $97.47 |
| 2025 | $63.96 | +265.5% | $66.46 |
| 2024 | $70.24 | +301.4% | $75.19 |
| 2023 | $89.43 | +411.0% | $98.07 |
| 2022 | $84.26 | +381.5% | $95.82 |
| 2021 | $71.65 | +309.4% | $88.16 |
| 2020 | $39.63 | +126.5% | $51.39 |
| 2019 | $56.95 | +225.4% | $74.86 |
| 2018 | $70.23 | +301.3% | $93.90 |
| 2017 | $49.82 | +184.7% | $68.13 |
| 2016 | $45.18 | +158.2% | $63.16 |
| 2015 | $45.48 | +159.9% | $64.51 |
| 2014 | $93.21 | +432.6% | $132.17 |
| 2013 | $106.29 | +507.4% | $153.21 |
| 2012 | $94.51 | +440.1% | $137.84 |
| 2011 | $85.52 | +388.7% | $127.22 |
| 2010 | $75.24 | +329.9% | $116.25 |
| 2009 | $69.41 | +296.6% | $108.47 |
| 2008 | $104.11 | +494.9% | $160.61 |
| 2007 | $79.92 | +356.7% | $129.38 |
| 2006 | $63.80 | +264.6% | $106.13 |
| 2005 | $65.59 | +274.8% | $111.35 |
| 2004 | $45.94 | +162.5% | $81.65 |
| 2003 | $28.31 | +61.8% | $51.59 |
| 2002 | $29.66 | +69.5% | $55.31 |
| 2001 | $26.20 | +49.7% | $49.59 |
| 2000 | $33.88 | +93.6% | $65.83 |
| 1999 | $23.80 | +36.0% | $47.84 |
| 1998 | $15.03 | −14.1% | $31.01 |
| 1997 | $19.80 | +13.1% | $41.46 |
| 1996 | $23.97 | +37.0% | $51.27 |
| 1995 | $18.23 | +4.2% | $40.16 |
| 1994 | $17.45 | −0.3% | $39.42 |
| 1993 | $17.50 | — | $40.71 |
| 1992 | $21.88 | +25.0% | $52.26 |
| 1991 | $21.89 | +25.1% | $53.85 |
| 1990 | $33.51 | +91.5% | $85.23 |
| 1989 | $19.59 | +11.9% | $52.89 |
| 1988 | $14.54 | −16.9% | $40.96 |
| 1987 | $19.53 | +11.6% | $57.32 |
| 1986 | $14.87 | −15.0% | $45.54 |
“—” in the real column means BLS has published no CPI-U for that month. The comparison column shows how far that year's average was from September 1993.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Sep 1, 1993 – Sep 30, 1993 | Sep 30, 1993 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Sep 1, 1993 – Sep 30, 1993 | Sep 30, 1993 |
| U.S. Bureau of Labor Statistics | CUUR0000SA0 — CPI-U, all items, NSA | index, 1982–84=100 | monthly | October 2026 |
Last updated: Nov 10, 2026, 7:01 PM CST. Raw values are shown in source units; any conversion is labeled. See methodology and data sources.
Download:1993 daily prices (CSV)