Maratón de la Ciudad de México weather.

Typically 17°C on race morning; rain in 4 of the last 10 years. Race morning (07:00 to 11:00 local time) in Mexico City on race day in each of the last 10 years; the 2027 race is on 29 Aug 2027.

Typical
17°C (63°F)
race-morning average
Coolest
12°C (54°F)
lowest reading, 07:00–11:00
Warmest
22°C (72°F)
highest reading, 07:00–11:00
Wet years
4 of 10
rain, drizzle or worse
Humidity
77%
typical
Wind
3 km/h
typical, at 10 m

Race morning, 07:00–11:00

Year by year

Race dayAverageLow–highHumidityWindRainConditions
30 Aug 202617°C (62°F)14°C (57°F)–20°C (68°F)76%2 km/h0.0 mmPartly cloudy
31 Aug 202516°C (61°F)13°C (56°F)–20°C (67°F)82%5 km/h0.9 mmLight drizzle
1 Sep 202417°C (62°F)14°C (58°F)–20°C (68°F)80%3 km/h0.1 mmOvercast
27 Aug 202317°C (62°F)15°C (59°F)–20°C (67°F)79%7 km/h0.7 mmLight drizzle
28 Aug 202217°C (62°F)13°C (56°F)–21°C (69°F)75%2 km/h0.1 mmOvercast
29 Aug 202115°C (60°F)12°C (54°F)–19°C (65°F)78%3 km/h0.0 mmOvercast
30 Aug 202018°C (64°F)13°C (56°F)–22°C (71°F)74%6 km/h0.0 mmPartly cloudy
1 Sep 201916°C (61°F)12°C (53°F)–21°C (69°F)62%3 km/h0.0 mmClear
26 Aug 201816°C (61°F)13°C (56°F)–19°C (67°F)76%7 km/h0.8 mmLight drizzle
27 Aug 201718°C (64°F)16°C (60°F)–20°C (68°F)79%3 km/h1.3 mmLight drizzle

Each row is the race's date that year where we know it, else the same weekday nearest its usual date. Temperatures and humidity are averaged over 07:00 to 11:00 local time, rain is the total over those hours, and conditions are the commonest over the morning. The marathon starts at 06:00.

Kit and pacing

What it means

  • Warm: adjust your goal pace

    Around 17°C on race morning costs most runners time. Plan to run a few seconds per kilometer slower than in cool weather, take on fluid and salt at every station, and wear light colors and sun cream.

  • Be ready for rain

    It rained on 4 of the last 10 race mornings. A bin bag or cheap poncho keeps you dry in the start pen; anti-chafe balm and socks that don't hold water help over the distance, and a cap keeps rain out of your eyes.

  • Humid mornings

    Humidity is usually around 77%, so sweat evaporates slowly and it feels warmer than the thermometer says. Pace on effort, not just the watch.

General guidance from past years' numbers. Check the forecast in race week.

The course 2027 dates and entry

Weather data by Open-Meteo.com, from its historical weather archive (CC BY 4.0).

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