Oil Prices in May 2013: WTI & Brent Daily Prices and Monthly Average
WTI average
$94.51
EIA monthly average
vs April 2013
+2.7%
$92.02
vs May 2012
−0.2%
$94.66
Brent average
$102.56
avg daily Brent − WTI +$8.05
WTI averaged $94.51 per barrel in May 2013, up $2.49 (2.7%) from April 2013. It was close to its level a year earlier ($94.66 in May 2012).
Daily spot prices, May 2013
Chart data table (22 rows)
| Period | WTI | Brent |
|---|---|---|
| May 31, 2013 | $91.93 | $100.43 |
| May 30, 2013 | $93.57 | $101.79 |
| May 29, 2013 | $93.13 | $102.14 |
| May 28, 2013 | $94.65 | $103.77 |
| May 24, 2013 | $93.84 | $101.24 |
| May 23, 2013 | $94.12 | $100.46 |
| May 22, 2013 | $93.98 | $102.14 |
| May 21, 2013 | $95.55 | $103.10 |
| May 20, 2013 | $96.29 | $104.55 |
| May 17, 2013 | $95.72 | $103.83 |
| May 16, 2013 | $94.85 | $104.27 |
| May 15, 2013 | $93.95 | $101.57 |
| May 14, 2013 | $93.96 | $102.70 |
| May 13, 2013 | $94.76 | $102.17 |
| May 10, 2013 | $95.81 | $101.31 |
| May 9, 2013 | $96.09 | $103.59 |
| May 8, 2013 | $96.24 | $103.79 |
| May 7, 2013 | $95.28 | $105.18 |
| May 6, 2013 | $95.80 | $105.00 |
| May 3, 2013 | $95.25 | $104.60 |
| May 2, 2013 | $93.70 | $100.32 |
| May 1, 2013 | $90.74 | $98.34 |
The month's range ran from $90.74 on May 1, 2013 to $96.29 on May 20, 2013; the last price was $91.93 on May 31, 2013.
Brent averaged $102.56; its premium over WTI on matched dates averaged $8.05, with the daily Brent − WTI difference ranging from +$5.50 to +$9.90.
Adjusted with CPI-U, the May 2013 average equals $136.70 in September 2026 dollars.
May 2013 summary
| Measure | WTI | Brent |
|---|---|---|
| Monthly average | $94.51 | $102.56 |
| Change vs April 2013 | +$2.49 | +$0.31 |
| Change vs May 2012 | −$0.15 | −$7.78 |
| Highest daily price | $96.29 May 20, 2013 | $105.18 May 7, 2013 |
| Lowest daily price | $90.74 May 1, 2013 | $98.34 May 1, 2013 |
| Published daily observations | 22 | 22 |
| Average in September 2026 dollars (CPI-U) | $136.70 | $148.35 |
Monthly averages are EIA's published figures. Real figures use CPI-U for May 2013.
Source and methodology
| Provider | Series | Units | Coverage | Latest observation |
|---|---|---|---|---|
| U.S. Energy Information Administration | RWTC — WTI spot price FOB (daily, monthly) | $/bbl | May 1, 2013 – May 31, 2013 | May 31, 2013 |
| U.S. Energy Information Administration | RBRTE — Brent spot price FOB (daily, monthly) | $/bbl | May 1, 2013 – May 31, 2013 | May 31, 2013 |
| 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:2013 daily prices (CSV)