Indian rupee improved marginally against the US dollar on Friday,despite foreign fund outflows and strengthening of dollar against other currencies overseas. Meanwhile, traders avoided taking long positions ahead of a long weekend. Markets will remain closed on Monday due to Christmas. On the global front, the dollar rose against the euro, which came under pressure after snap poll results showed that Catalan separatists kept a slim majority in Parliament, an outcome that spells uncertainty for Europe.
The partially convertible currency is currently trading at 64.04, stronger by 2 paise from its previous close of 64.06 on Thursday. The currency touched a high and low of 64.0850 and 63.8950 respectively. The Reserve Bank of India's (RBI) reference rate for the dollar stood at 64.08 and for Euro stood at 76.03 on December 21, 2017. While the RBI's reference rate for the Yen stood at 56.50, the reference rate for the Great Britain Pound (GBP) stood at 85.62. The reference rates are based on 12 noon rates of a few select banks in Mumbai.
| Date | 1US$ | 1GBP |
| December 21, 2017 | 64.0883 | 85.6284 |
| December 20, 2017 | 64.0577 | 85.7604 |
(RBI-Reference Rate)