The Reserve Bank of India (RBI) bought $7.46 billion and sold $530 million in the market in November, it said in the bulletin which was released on Saturday
At the interbank foreign exchange market, the rupee opened weak and slipped to the 72-mark
During the week, gold reserves increased by $260 million to $27.392 billion
Silver prices also gained by Rs 21 to Rs 47,781 per kg, compared to Rs 47,760 per kg in the previous trade
The rupee had closed the 2018 year at 69.77 to the US dollar
Since the beginning of the current financial year, the forex kitty has gained by $38.8 billion as of December 3, the largest in recent year, the governor added
The RBI bought has about $18 billion of foreign exchange since the end of September.
The rupee on Monday slipped 19 paise to a near one-month low of 71.47 as fresh concerns over US-China trade deal and Hong Kong unrest kept forex market participants edgy.
The domestic unit on Wednesday snapped its three-session winning streak to end at 70.97, down 28 paise.
The domestic currency on Tuesday dived 31 paise to end at a nearly one-month low of 71.54 due to heavy dollar buying amid fresh concerns over the progress of China-US trade talks.
The domestic unit gave up most of its losses to close down by 3 paise at 71.80 on Thursday.
The domestic currency on Thursday crashed to an over eight-month low of 71.81, dropping 26 paise as tumbling equities and incessant foreign fund outflows weighed on sentiment.
FPIs have turned negative and the budgetary announcement on tax surcharge has been a factor that has restricted their activity
The domestic currency on Tuesday furthered its loss by another 28 paise to close at a new six-month low of 71.71 as economic uncertainties continued to weigh.
The domestic unit on Monday recovered the lost ground and finally settled 23 paise higher at 69.35 amid the weakening of the greenback against major currencies.
Forex dealers say the dollar gained strength after the US and China agreed to put off imposition of higher tariffs from January 1 while entering a 90-day period of talks to bring an end to their trade
The domestic unit on Tuesday surged by 21 paise to close at 69.70 as easing crude prices and a weak dollar ahead of the US central bank's meeting helped the currency snap its three-day losing streak.
The domestic unit on Thursday surged 24 paise to close at a one-week high of Rs 69.44 on the back of a rally in equities.
The domestic unit on Wednesday lost 29 paise to close at 71.77 as fears of an impending global recession prompted investors to stick to safe-haven assets.
This is the highest closing for the home currency since September 13, when it had closed at 64.00