Cancun Weather in September
In September, Cancun averages a high of 33°C (92°F) and a low of 23°C (74°F), from 38 years of daily records (1971–2012).
33°C
Average high
92°F
23°C
Average low
74°F
38°C
Record high
101°F · September 3, 2004
17°C
Record low
62°F · September 4, 1987
What September Is Like in Cancun
- 8 of the 10 warmest Septembers on record in Cancun have come since 1998.
- A typical September brings 8.5 days above 35°C (95°F).
- September in Cancun has become 1.4°C (2.4°F) warmer on average: the 1998–2012 average against 1970–1989.
- The warmest September in the record was 2006; the coldest was 1979.
At least 1 mm of rain falls on 38% of September days, and the month averages 166 mm in total.
Warmest: 2006 (36.1°C)Latest: 2012 (33.6°C)10-year averageLong-run average (33.2°C)
Look Up a Day in September
See the weather in Cancun on any September date, year by year.
Source: NOAA GHCN-Daily, Cancun (1988–2012); Puerto Morelos (1971–1998). The stations near Cancun stopped reporting in 2012, so these figures end there. Averages cover 1971–2012. How we compute this