U.S. Dollar Effective Exchange Rates for 1991 from the Bank for International Settlements

An historical gauge of the U.S. Dollar’s relative strength against a basket of currencies belonging to the country’s most important trading partners.

Historical Chart of U.S. Dollar: Year 1983 - 2023

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December - 1991

SunMonTueWedThuFriSat
1

2

110.83

3

110.89

4

110.79

5

110.43

6

110.24

7

8

9

109.79

10

109.88

11

110.47

12

110.07

13

110.34

14

15

16

110.02

17

109.84

18

109.77

19

109.69

20

109.81

21

22

23

108.68

24

108.63

25

108.63

26

108.63

27

108.42

28

29

30

108.42

31

108.16

November - 1991

SunMonTueWedThuFriSat
1

112.04

2

3

4

111.03

5

111.37

6

111.27

7

111.15

8

111.6

9

10

11

111.71

12

111.22

13

111.47

14

111.21

15

111.24

16

17

18

110.26

19

110.49

20

110.69

21

110.65

22

110.47

23

24

25

109.88

26

110.29

27

110.92

28

111.04

29

111.43

30

October - 1991

SunMonTueWedThuFriSat
1

112.78

2

112.38

3

112.13

4

111.98

5

6

7

112.22

8

112.54

9

113.05

10

112.4

11

112.83

12

13

14

112.52

15

113

16

112.98

17

112.92

18

112.58

19

20

21

112.59

22

113

23

113.31

24

112.91

25

113.06

26

27

28

113.46

29

113.36

30

112.46

31

112.42

September - 1991

SunMonTueWedThuFriSat
1

2

115.48

3

115.28

4

115.05

5

115.05

6

115.11

7

8

9

114.13

10

113.83

11

113.88

12

113.62

13

113.52

14

15

16

113.44

17

112.98

18

113.52

19

113.47

20

113.81

21

22

23

113.01

24

112.9

25

113.09

26

113.22

27

113.39

28

29

30

112.51

August - 1991

SunMonTueWedThuFriSat
1

115.85

2

116.37

3

4

5

115.53

6

114.81

7

114.76

8

114.67

9

114.9

10

11

12

115.18

13

115.11

14

115.44

15

115.29

16

115.84

17

18

19

117.43

20

116.85

21

116.12

22

115.48

23

115.19

24

25

26

115.73

27

115.71

28

115.75

29

115.19

30

115.4

31

July - 1991

SunMonTueWedThuFriSat
1

117.27

2

117.88

3

118.1

4

118.1

5

118.04

6

7

8

117.6

9

117.68

10

117.9

11

117.59

12

117.8

13

14

15

116.91

16

116.73

17

116.96

18

116.38

19

116.1

20

21

22

116.16

23

116.36

24

116.05

25

115.97

26

116.05

27

28

29

115.97

30

115.96

31

116.01

June - 1991

SunMonTueWedThuFriSat
1

2

3

116.22

4

116.08

5

116.19

6

116.19

7

116.48

8

9

10

117.26

11

117.28

12

117.43

13

118.03

14

117.89

15

16

17

117.89

18

118.28

19

118.12

20

117.29

21

117.24

22

23

24

117.37

25

117.27

26

117.17

27

117.23

28

117.37

29

30

May - 1991

SunMonTueWedThuFriSat
1

115.4

2

115.47

3

115.07

4

5

6

115.92

7

115.44

8

115.57

9

115.89

10

115.76

11

12

13

115.6

14

115.33

15

114.78

16

114.43

17

114.83

18

19

20

114.84

21

115.03

22

115.06

23

115.6

24

114.98

25

26

27

114.97

28

115.04

29

114.5

30

115.05

31

115.31

April - 1991

SunMonTueWedThuFriSat
1

115.94

2

115.33

3

114.27

4

114.4

5

113.75

6

7

8

114.26

9

113.97

10

113.45

11

113.96

12

113.49

13

14

15

113.45

16

113.13

17

113.33

18

114.14

19

115.3

20

21

22

116.47

23

116.25

24

115.56

25

116.18

26

116

27

28

29

116.6

30

115.44

March - 1991

SunMonTueWedThuFriSat
1

110.26

2

3

4

110.58

5

110.29

6

111.1

7

111.06

8

111.46

9

10

11

112.05

12

111.49

13

111.74

14

111.55

15

112.08

16

17

18

113.15

19

113.49

20

114.54

21

113.45

22

113.8

23

24

25

114.58

26

115.11

27

115.52

28

115.96

29

115.95

30

31

February - 1991

SunMonTueWedThuFriSat
1

108.54

2

3

4

107.66

5

107.72

6

107.15

7

107.02

8

107.13

9

10

11

106.95

12

107

13

107.1

14

107.43

15

107.8

16

17

18

108.01

19

108.45

20

108.49

21

108.39

22

108.42

23

24

25

109.26

26

109.74

27

109.48

28

109.37

January - 1991

SunMonTueWedThuFriSat
1

109.89

2

109.35

3

109.09

4

108.91

5

6

7

110.85

8

110.7

9

110.1

10

110.13

11

110.22

12

13

14

110.75

15

110.49

16

110.71

17

109.78

18

109.67

19

20

21

109.09

22

108.53

23

109.05

24

108.51

25

108.61

26

27

28

108.78

29

108.34

30

108.7

31

108.55