Oil Prices in March 2018: WTI & Brent Daily Prices and Monthly Average
WTI average
$62.73
EIA monthly average
vs February 2018
+0.8%
$62.23
vs March 2017
+27.2%
$49.33
Brent average
$66.02
avg daily Brent − WTI +$3.29
WTI averaged $62.73 per barrel in March 2018, little changed from February 2018 ($62.23). The average was 27% above the $49.33 of March 2017.
Daily spot prices, March 2018
Chart data table (21 rows)
| Period | WTI | Brent |
|---|---|---|
| Mar 29, 2018 | $64.87 | $69.02 |
| Mar 28, 2018 | $64.30 | $68.13 |
| Mar 27, 2018 | $65.21 | $68.63 |
| Mar 26, 2018 | $65.49 | $68.81 |
| Mar 23, 2018 | $65.80 | $69.03 |
| Mar 22, 2018 | $64.25 | $68.98 |
| Mar 21, 2018 | $65.10 | $68.15 |
| Mar 20, 2018 | $63.37 | $66.00 |
| Mar 19, 2018 | $62.01 | $64.82 |
| Mar 16, 2018 | $62.29 | $64.68 |
| Mar 15, 2018 | $61.16 | $63.67 |
| Mar 14, 2018 | $60.89 | $63.61 |
| Mar 13, 2018 | $60.69 | $64.20 |
| Mar 12, 2018 | $61.35 | $64.53 |
| Mar 9, 2018 | $62.02 | $65.19 |
| Mar 8, 2018 | $60.13 | $63.87 |
| Mar 7, 2018 | $61.09 | $65.09 |
| Mar 6, 2018 | $62.54 | $65.67 |
| Mar 5, 2018 | $62.49 | $65.78 |
| Mar 2, 2018 | $61.19 | $64.26 |
| Mar 1, 2018 | $60.98 | $64.23 |
Prices rose over the month, from $60.98 on Mar 1, 2018 to $64.87 on Mar 29, 2018.
Brent averaged $66.02; its premium over WTI on matched dates averaged $3.29, with the daily Brent − WTI difference ranging from +$2.39 to +$4.73.
Adjusted with CPI-U, the March 2018 average equals $84.70 in September 2026 dollars.
March 2018 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $62.73 | $66.02 |
| Change vs February 2018 | +$0.50 | +$0.70 |
| Change vs March 2017 | +$13.40 | +$14.43 |
| Highest daily price | $65.80 Mar 23, 2018 | $69.03 Mar 23, 2018 |
| Lowest daily price | $60.13 Mar 8, 2018 | $63.61 Mar 14, 2018 |
| Published daily observations | 21 | 21 |
| Average in September 2026 dollars (CPI-U) | $84.70 | $89.14 |
Monthly averages are EIA's published figures. Real figures use CPI-U for March 2018.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | Mar 1, 2018 – Mar 29, 2018 | Mar 29, 2018 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | Mar 1, 2018 – Mar 29, 2018 | Mar 29, 2018 |
| 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:2018 daily prices (CSV)