USDMXN opened Monday at 17.5391 and closed Friday at 17.5005. The weekly high printed at 17.5429 on Monday and the low reached 17.3719 on Thursday. Net, the pair slipped about 39 pips over the week, a modest peso gain against the dollar despite a strong Thursday rebound.
The first half of the week leaned peso-positive. Price drifted from Monday's 17.5391 open down to a Thursday low of 17.3719 as broad dollar demand stayed soft. The headline flow was dominated by Asia rather than Latin America. Japan core CPI matched forecast in June, and USD/JPY was little changed on the print, which kept the dollar leg quiet.
The PBOC set its USD/CNY reference rate stronger than the Reuters estimate this week, a firmer dollar tone in Asia that coincided with Thursday's sharp reversal in USDMXN. That move lifted price from the 17.3719 low back to a 17.5369 high and a 17.5107 close. Friday held that ground in a tight 17.4943 to 17.5168 range on much thinner volume.
The bundle carries no scheduled high-impact events for the upcoming week. With the calendar light, watch the dollar leg through cross-market cues. If the PBOC continues to fix USD/CNY firmer than estimates, the typical reaction is broad dollar support, which tends to pressure emerging-market currencies like the peso and can push USDMXN higher. If the fix comes in softer than expected, the usual response is dollar weakness, which favours the peso and can drag the pair back toward its weekly lows. The Japanese yen backdrop matters too. A quiet, on-forecast run in Japan data keeps volatility contained, as it did this week.
LHFX client positioning shows 61.9% long and 38.1% short as of 2026-07-24. The book leans toward more dollar upside against the peso. That long skew means a chunk of open interest is already positioned for a higher USDMXN, so any sustained move lower can force long liquidation and accelerate the decline. Contrast that with the calmer positioning you often see in majors such as EUR/USD during a data-light week.
The weekly high at 17.5429 is the first upside reference. If price closes above it, the next round-number focus is the 17.60 area. The Thursday low at 17.3719 marks the downside pivot. If that level gives way, Wednesday's low near 17.3719 stays the reference support zone. Between them, the 17.50 round number is acting as the near-term battleground, and Friday's close sat just above it. If you want to track these levels live and set your own alerts, you can open an account with LHFX and follow USDMXN in real time.
Byline: LHFX Research
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