Mexico City Rio de JaneiroTime Converter
Mexico City (CST, UTC−6) is currently 3 hours behind Rio de Janeiro (BRT, UTC−3). Compare live clocks, convert any hour, and find times to meet.
Quick answer
When it's in Mexico City, it's the same day in Rio de Janeiro.
Mexico City (CST) runs 3 hours behind Rio de Janeiro (BRT). Both sides keep standard office hours with a real 9–6 overlap — the highlighted window below works for everyone.
- Time difference
- +3h 00m
- Mexico City
- UTC−6
- Rio de Janeiro
- UTC−3
- Best call window
- 9:00 AM CST
Mexico City to Rio de Janeiro conversion table
The next 12 hours in Mexico City and the matching local time in Rio de Janeiro. The current hour is highlighted; drag the converter's slider and the table follows.
| Mexico City · CST | Rio de Janeiro · BRT |
|---|---|
| NOW Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Best time to meet between Mexico City & Rio de Janeiro
Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.
This time difference never changes
Neither side observes daylight saving against the other, so the gap stays constant all year. Mexico City does not observe daylight saving time. Rio de Janeiro does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair — every combination is a live tool, not an article.
From Mexico City
To Rio de Janeiro
One source of truth — for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Mexico City time in Rio de Janeiro?", it can cite the exact, DST-aware result — not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with IANA zones and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "Mexico City → Rio de Janeiro",
"url": "https://worldclock.pro/en/convert/mexico-city-to-rio-de-janeiro",
"from": {
"name": "Mexico City",
"type": "city",
"abbreviation": "CST",
"daylightAbbreviation": "CDT",
"iana": "America/Mexico_City",
"standardUtcOffset": "-06:00",
"daylightUtcOffset": null,
"referenceCity": "Mexico City"
},
"to": {
"name": "Rio de Janeiro",
"type": "city",
"abbreviation": "BRT",
"daylightAbbreviation": null,
"iana": "America/Sao_Paulo",
"standardUtcOffset": "-03:00",
"daylightUtcOffset": null,
"referenceCity": "Rio de Janeiro"
},
"currentDifferenceMinutes": 180,
"possibleDifferencesMinutes": [
180
],
"note": "The difference is constant year-round."
}
Frequently asked questions
What is the time difference between Mexico City and Rio de Janeiro?
Mexico City is currently 3 hours behind Rio de Janeiro. Mexico City is on CST (UTC−6) and Rio de Janeiro is on BRT (UTC−3). The difference can change when either side starts or ends daylight saving time.
Is Rio de Janeiro ahead of or behind Mexico City?
Rio de Janeiro is currently 3 hours ahead of Mexico City.
When it is 9:00 AM in Mexico City, what time is it in Rio de Janeiro?
When it is 9:00 AM on a Monday in Mexico City, it is 12:00 PM in Rio de Janeiro.
Do Mexico City and Rio de Janeiro observe daylight saving time?
Mexico City does not observe daylight saving time. Rio de Janeiro does not observe daylight saving time.
How do I convert Mexico City time to Rio de Janeiro time?
Add 3 hours to any time in Mexico City to get the time in Rio de Janeiro. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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