Oil Prices in December 2017: WTI & Brent Daily Prices and Monthly Average
At $57.88 per barrel, December 2017's WTI average was the highest monthly average in nominal terms since June 2015, up $1.24 (2.2%) from November 2017. A year earlier, in December 2016, it averaged $51.97, so the price was higher by $5.91 (11.4%) year over year.
Daily spot prices, December 2017
Chart data table (20 rows)
| Period | WTI | Brent |
|---|---|---|
| Dec 29, 2017 | $60.46 | $66.73 |
| Dec 28, 2017 | $59.84 | $66.80 |
| Dec 27, 2017 | $59.67 | $66.03 |
| Dec 26, 2017 | $59.55 | — |
| Dec 22, 2017 | $58.25 | $64.61 |
| Dec 21, 2017 | $58.34 | $64.64 |
| Dec 20, 2017 | $58.09 | $64.43 |
| Dec 19, 2017 | $57.49 | $63.69 |
| Dec 18, 2017 | $57.17 | $64.45 |
| Dec 15, 2017 | $57.29 | $63.81 |
| Dec 14, 2017 | $57.00 | $63.72 |
| Dec 13, 2017 | $56.59 | $63.66 |
| Dec 12, 2017 | $57.12 | $64.96 |
| Dec 11, 2017 | $57.84 | $65.62 |
| Dec 8, 2017 | $57.15 | $63.86 |
| Dec 7, 2017 | $56.50 | $62.37 |
| Dec 6, 2017 | $55.79 | $62.25 |
| Dec 5, 2017 | $57.66 | $63.45 |
| Dec 4, 2017 | $57.48 | $63.45 |
| Dec 1, 2017 | $58.35 | $64.57 |
The month's range ran from $55.79 on Dec 6, 2017 to $60.46 on Dec 29, 2017; the last price was $60.46 on Dec 29, 2017.
Brent averaged $64.37; its premium over WTI on matched dates averaged $6.58, with the daily Brent − WTI difference ranging from +$5.79 to +$7.84.
It was the highest monthly average of 2017. Adjusted with CPI-U, the December 2017 average equals $79.11 in September 2026 dollars.
December 2017 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $57.88 | $64.37 |
| Change vs November 2017 | +$1.24 | +$1.66 |
| Change vs December 2016 | +$5.91 | +$11.06 |
| Highest daily price | $60.46 Dec 29, 2017 | $66.80 Dec 28, 2017 |
| Lowest daily price | $55.79 Dec 6, 2017 | $62.25 Dec 6, 2017 |
| Published daily observations | 20 | 19 |
| Average in September 2026 dollars (CPI-U) | $79.11 | $87.98 |
Monthly averages are EIA's published figures. Real figures use CPI-U for December 2017.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Dec 1, 2017 – Dec 29, 2017 | Dec 29, 2017 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Dec 1, 2017 – Dec 29, 2017 | Dec 29, 2017 |
| 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:2017 daily prices (CSV)