Oil Prices in July 1991: WTI & Brent Daily Prices and Monthly Average
WTI averaged $21.40 per barrel in July 1991, up $1.21 (6.0%) from June 1991. A year earlier, in July 1990, it averaged $18.45, so the price was higher by $2.95 (16.0%) year over year.
Daily spot prices, July 1991
Chart data table (23 rows; WTI on 23, Brent on 23)
| Period | WTI | Brent |
|---|---|---|
| Jul 31, 1991 | $21.70 | $19.65 |
| Jul 30, 1991 | $21.55 | $19.48 |
| Jul 29, 1991 | $21.38 | $19.58 |
| Jul 26, 1991 | $21.48 | $19.73 |
| Jul 25, 1991 | $21.11 | $19.60 |
| Jul 24, 1991 | $21.41 | $19.33 |
| Jul 23, 1991 | $21.25 | $19.58 |
| Jul 22, 1991 | $21.74 | $20.08 |
| Jul 19, 1991 | $22.16 | $20.28 |
| Jul 18, 1991 | $21.97 | $20.28 |
| Jul 17, 1991 | $22.20 | $20.13 |
| Jul 16, 1991 | $21.70 | $19.83 |
| Jul 15, 1991 | $21.50 | $19.60 |
| Jul 12, 1991 | $21.74 | $19.78 |
| Jul 11, 1991 | $21.32 | $19.20 |
| Jul 10, 1991 | $21.43 | $19.23 |
| Jul 9, 1991 | $21.35 | $19.03 |
| Jul 8, 1991 | $21.29 | $18.98 |
| Jul 5, 1991 | $20.91 | $18.70 |
| Jul 4, 1991 | $20.69 | $18.48 |
| Jul 3, 1991 | $20.69 | $18.50 |
| Jul 2, 1991 | $20.92 | $18.55 |
| Jul 1, 1991 | $20.78 | $18.53 |
Prices dipped to $20.69 on Jul 3, 1991, then climbed to $22.20 on Jul 17, 1991 and ended at $21.70.
Brent averaged $19.40, on matched dates $2.01 below WTI on average across 23 dates.
Among the 41 July averages EIA has published, 1991's ranks 13th lowest. Within 1991 it ranks 6th highest of the 12 monthly averages. In October 2026 dollars (CPI-U), the average equals $53.03 and the high of $22.20 equals $55.01.
July 1991 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $21.40 | $19.40 |
| Change vs June 1991 | +$1.21 | +$1.23 |
| Change vs July 1990 | +$2.95 | +$2.23 |
| Highest daily price | $22.20 Jul 17, 1991 | $20.28 Jul 18, 1991 |
| Lowest daily price | $20.69 Jul 3, 1991 | $18.48 Jul 4, 1991 |
| Published daily observations | 23 | 23 |
| Average in October 2026 dollars (CPI-U) | $53.03 | $48.07 |
Monthly averages are EIA's published figures. Real figures use CPI-U for July 1991.
July in other years
| Year | WTI average | vs July 1991 | Real |
|---|---|---|---|
| 2026 | $80.46 | +276.0% | $81.33 |
| 2025 | $68.39 | +219.6% | $71.45 |
| 2024 | $81.80 | +282.2% | $87.77 |
| 2023 | $76.07 | +255.5% | $83.99 |
| 2022 | $101.62 | +374.9% | $115.76 |
| 2021 | $72.49 | +238.7% | $89.62 |
| 2020 | $40.71 | +90.2% | $53.03 |
| 2019 | $57.35 | +168.0% | $75.44 |
| 2018 | $70.98 | +231.7% | $95.06 |
| 2017 | $46.63 | +117.9% | $64.29 |
| 2016 | $44.65 | +108.6% | $62.63 |
| 2015 | $50.90 | +137.9% | $71.98 |
| 2014 | $103.59 | +384.1% | $146.75 |
| 2013 | $104.67 | +389.1% | $151.23 |
| 2012 | $87.90 | +310.7% | $129.49 |
| 2011 | $97.30 | +354.7% | $145.36 |
| 2010 | $76.32 | +256.6% | $118.15 |
| 2009 | $64.15 | +199.8% | $100.54 |
| 2008 | $133.37 | +523.2% | $204.64 |
| 2007 | $74.12 | +246.4% | $120.10 |
| 2006 | $74.41 | +247.7% | $123.41 |
| 2005 | $59.00 | +175.7% | $101.91 |
| 2004 | $40.78 | +90.6% | $72.67 |
| 2003 | $30.76 | +43.7% | $56.45 |
| 2002 | $26.97 | +26.0% | $50.54 |
| 2001 | $26.43 | +23.5% | $50.26 |
| 2000 | $29.70 | +38.8% | $58.01 |
| 1999 | $20.10 | −6.1% | $40.70 |
| 1998 | $14.17 | −33.8% | $29.30 |
| 1997 | $19.66 | −8.1% | $41.34 |
| 1996 | $21.30 | −0.5% | $45.79 |
| 1995 | $17.33 | −19.0% | $38.35 |
| 1994 | $19.66 | −8.1% | $44.71 |
| 1993 | $17.89 | −16.4% | $41.81 |
| 1992 | $21.78 | +1.8% | $52.32 |
| 1991 | $21.40 | — | $53.03 |
| 1990 | $18.45 | −13.8% | $47.75 |
| 1989 | $19.78 | −7.6% | $53.67 |
| 1988 | $15.50 | −27.6% | $44.15 |
| 1987 | $21.34 | −0.3% | $63.29 |
| 1986 | $11.59 | −45.8% | $35.72 |
“—” 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 July 1991.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Jul 1, 1991 – Jul 31, 1991 | Jul 31, 1991 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Jul 1, 1991 – Jul 31, 1991 | Jul 31, 1991 |
| 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:1991 daily prices (CSV)