Oil Prices in October 2021: WTI & Brent Daily Prices and Monthly Average
WTI jumped in October 2021: the monthly average rose to $81.48, up $9.83 (13.7%) from September 2021, the highest monthly average in nominal terms since October 2014. The average was 107% above the $39.40 of October 2020.
Daily spot prices, October 2021
Chart data table (21 rows)
| Period | WTI | Brent |
|---|---|---|
| Oct 29, 2021 | $83.50 | $83.10 |
| Oct 28, 2021 | $82.78 | $83.40 |
| Oct 27, 2021 | $82.66 | $84.12 |
| Oct 26, 2021 | $85.64 | $85.11 |
| Oct 25, 2021 | $84.64 | $84.85 |
| Oct 22, 2021 | $84.53 | $85.43 |
| Oct 21, 2021 | $82.64 | $84.58 |
| Oct 20, 2021 | $84.40 | $85.76 |
| Oct 19, 2021 | $83.19 | $85.02 |
| Oct 18, 2021 | $82.62 | $84.13 |
| Oct 15, 2021 | $82.39 | $84.67 |
| Oct 14, 2021 | $81.43 | $83.86 |
| Oct 13, 2021 | $80.67 | $83.53 |
| Oct 12, 2021 | $80.75 | $83.53 |
| Oct 11, 2021 | $80.64 | $83.75 |
| Oct 8, 2021 | $79.55 | $82.17 |
| Oct 7, 2021 | $78.46 | $82.34 |
| Oct 6, 2021 | $77.66 | $81.39 |
| Oct 5, 2021 | $79.17 | $82.72 |
| Oct 4, 2021 | $77.68 | $81.44 |
| Oct 1, 2021 | $76.01 | $79.40 |
Prices rose over the month, from $76.01 on Oct 1, 2021 to $83.50 on Oct 29, 2021, with gains on 17 of 21 trading days.
Brent averaged $83.54; its premium over WTI on matched dates averaged $2.06, with the daily Brent − WTI difference ranging from −$0.53 to +$3.88.
It was the highest monthly average of 2021. Adjusted with CPI-U, the October 2021 average equals $99.26 in September 2026 dollars.
October 2021 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $81.48 | $83.54 |
| Change vs September 2021 | +$9.83 | +$9.05 |
| Change vs October 2020 | +$42.08 | +$43.35 |
| Highest daily price | $85.64 Oct 26, 2021 | $85.76 Oct 20, 2021 |
| Lowest daily price | $76.01 Oct 1, 2021 | $79.40 Oct 1, 2021 |
| Published daily observations | 21 | 21 |
| Average in September 2026 dollars (CPI-U) | $99.26 | $101.77 |
Monthly averages are EIA's published figures. Real figures use CPI-U for October 2021.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Oct 1, 2021 – Oct 29, 2021 | Oct 29, 2021 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Oct 1, 2021 – Oct 29, 2021 | Oct 29, 2021 |
| 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:2021 daily prices (CSV)