12 YER to STD

12 YER = 1,115.95 STD at the rate on 2025-09-10.

﷼1 = 93.00 STD at the rate on 2025-09-10.

The cost of 12 Yemeni Rials in Sao Tomean Dobras today is 1,115.95 STD according to the “Open Exchange Rates”, compared to yesterday, the exchange rate remained unchanged. The exchange rate of the Yemeni Rial in relation to the Sao Tomean Dobra on the chart, the table of the dynamics of the cost as a percentage for the day, week, month and year.

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Yemeni Rial

YER

Yemen

Sao Tomean Dobra

STD

Sao Tome And Principe

With the currency converter, you can convert 12 Yemeni Rials to Dobras and find out how much twelve rials is currently worth in Dobras. Also, you can make a reverse calculation and find out the current value of 12 Dobras in Yemeni Rials.

10 YER to STD	11 YER to STD	12 YER to STD	13 YER to STD	14 YER to STD
929.96 STD	1,022.95 STD	1,115.95 STD	1,208.95 STD	1,301.94 STD

10 YER to STD

11 YER to STD

12 YER to STD

13 YER to STD

14 YER to STD

929.96 STD

1,022.95 STD

1,115.95 STD

1,208.95 STD

1,301.94 STD

Graph of change in 12 Yemeni Rials to Sao Tomean Dobras rate

Select the period for plotting the chart:

The Yemeni Rial to Dobra exchange rate on the chart allows you to track changes over different periods and draw conclusions about possible forecasts of the exchange rate of one currency in relation to another.

Dynamics of the cost changes of 12 Rials (YER) in Dobras (STD)

Changes for the week (7 days)
Date	Day of the week	12 YER to STD	Changes	Changes %
September 4, 2025	Thursday	12 YER = 1,113.39 STD	-0.0006 STD	-0.000050%
September 5, 2025	Friday	12 YER = 1,113.63 STD	+0.23 STD	+0.02%
September 6, 2025	Saturday	12 YER = 1,113.63 STD	-	-
September 7, 2025	Sunday	12 YER = 1,113.63 STD	-	-
September 8, 2025	Monday	12 YER = 1,115.72 STD	+2.09 STD	+0.19%
September 9, 2025	Tuesday	12 YER = 1,115.95 STD	+0.23 STD	+0.02%
September 10, 2025 (today)	Wednesday	12 YER = 1,115.95 STD	-	-
The cost of 12 Rials (YER) in Sao Tomean Dobras for a week (7 days) increased by +2.56 STD (two dobras fifty-six centimos).

Changes for the month (30 days)
Date	Day of the week	12 YER to STD	Changes	Changes %
August 11, 2025	Monday	12 YER = 1,112.82 STD	+1.68 STD	+0.15%
September 10, 2025 (today)	Wednesday	12 YER = 1,115.95 STD	+3.13 STD	+0.28%
The cost of 12 Rials (YER) in Sao Tomean Dobras for a month (30 days) increased by +3.13 STD (three dobras thirteen centimos).

Changes for the year (365 days)
Date	Day of the week	12 YER to STD	Changes	Changes %
September 10, 2024	Tuesday	12 YER = 1,068.03 STD	+0.11 STD	+0.01%
September 10, 2025 (today)	Wednesday	12 YER = 1,115.95 STD	+47.92 STD	+4.29%
The cost of 12 Rials (YER) in Sao Tomean Dobras for a year (365 days) increased by +47.92 STD (forty-seven dobras ninety-two centimos).

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Graph of change in 12 Yemeni Rials to Sao Tomean Dobras rate

Dynamics of the cost changes of 12 Rials (YER) in Dobras (STD)

Cross rate of 12 YER to other currencies