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1 YER to STNYemeni Rial → Sao Tomean Dobra
On 2026-10-31, 1 Yemeni Rial (YER) = 0.09493 Sao Tomean Dobra (STN) at the mid-market rate. Conversely, 1 STN = 10.5341 YER. Over the last 30 days the YER/STN rate moved between 0.09204 and 0.09493, a change of +3.14%.
This page shows the live mid-market rate from Yemeni Rial (YER) to Sao Tomean Dobra (STN), its history over the past year and ready-made conversion tables. Rates are updated twice a day; banks and card networks usually add a margin on top.
YER/STN exchange rate chart
YER/STN went from 0.09214 on Oct 1, 2026 to 0.09493 on Oct 31, 2026 (+3.03 %). Highest: 0.09493 (Oct 31, 2026); lowest: 0.09214 (Oct 1, 2026).
YER/STN exchange rate analysis
Over the last 30 days the YER/STN rate rose sharply (+3.03%): the YER strengthened markedly against the STN. Over the past 12 months it ranged from 0.08649 (2026-02-12) to 0.09493 (2026-10-31), with an average of 0.08956. Today's rate is 6.00% above its one-year average: 1 YER buys more STN than usual. Day-to-day movements are moderate (average daily change of 0.51%). The largest daily move of the last 30 days was -1.83% on 2026-10-04.
| Period | Date | 1 YER = | Change |
|---|---|---|---|
| 1 week ago | 0.09255 STN | +2.57% | |
| 1 month ago | 0.09214 STN | +3.03% | |
| 3 months ago | 0.0905 STN | +4.89% | |
| 6 months ago | 0.08889 STN | +6.79% | |
| 1 year ago | 0.08943 STN | +6.15% |
YER/STN · last 10 days
| Date | 1 YER = | 1 STN = |
|---|---|---|
| 0.09493 STN | 10.5341 YER | |
| 0.09367 STN | 10.6763 YER | |
| 0.09382 STN | 10.6590 YER | |
| 0.09391 STN | 10.6490 YER | |
| 0.09356 STN | 10.6889 YER | |
| 0.09303 STN | 10.7490 YER | |
| 0.09277 STN | 10.7795 YER | |
| 0.09255 STN | 10.8053 YER | |
| 0.09315 STN | 10.7348 YER | |
| 0.09304 STN | 10.7482 YER |
Yemeni Rial to Sao Tomean Dobra
Sao Tomean Dobra to Yemeni Rial
Frequently asked questions
How much is 1 YER in STN today?
1 Yemeni Rial is worth 0.09493 Sao Tomean Dobra at the mid-market rate of 2026-10-31. 1 Sao Tomean Dobra is worth 10.5341 Yemeni Rial.
How much is 100 YER in STN?
100 YER = 9.4930 STN, and 100 STN = 1,053.41 YER (rate of 2026-10-31).
How has the YER to STN rate changed over the last month?
Over 30 days the rate went from 0.09204 to 0.09493 (+3.14%). The 30-day high was 0.09493 and the low was 0.09204.
How has the YER to STN rate changed this week?
One week ago 1 YER was worth 0.09255 STN; today it is worth 0.09493 STN (+2.57%).
What was the best YER to STN rate in the past year?
The highest rate of the past 12 months was 1 YER = 0.09493 STN on 2026-10-31; the lowest was 0.08649 STN on 2026-02-12.
Where does this exchange rate come from?
XeConvert publishes daily mid-market reference rates aggregated from public market data and central bank sources. Banks, card issuers and exchange offices add a margin, so the rate you actually get may be slightly different.
Yemeni Rial to other currencies
About the Yemeni Rial (YER)
The Yemeni Rial is the official currency of Yemen. Symbol: YR. ISO 4217 code: YER.
All Yemeni Rial (YER) exchange rates →