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Cancún weather

Quintana Roo · 888,797 inhabitants · Thursday, October 29 · updated 13:36

Air: Good Moderate storm risk · Today, Tomorrow, Sat

28°

Rain showers

Feels like 38°C

Wind

9 km/h

Gusts

9 km/h

Humidity

77 %

Pressure

1013 hPa

Clouds

9 %

Storm

Low

Rise 06:48 Set 18:13 Day 11 h 24 min UV 8 · Very high

Morning, afternoon, evening

Trend

Afternoon

Rain showers

28°

Feels like 38°

Wind ↑ E 11 km/h

Humidity 74 %

💧 2.0 mm

⚡ storm

Evening

Rain showers

28°26°

Feels like 38°

Wind ↑ E 14 km/h

Humidity 75 %

💧 0.2 mm

13:00

28°

1.9mm

NE 9

16:00

28°

0.1mm

E 11

Cancún forecast in charts · next 7 days

The week ahead: highs and lows

≈ A week close to the usual temperatures

Highs Lows Usual for the season (1991–2020 average)

Hourly detail

Temperature (°C) Rain (mm) Wind (km/h)

Cancún climate: what a normal year looks like

The hottest stretch is August, when afternoons average 31 °C; the coldest is January, when nights average 21 °C.

Afternoons reach 30 °C or more from July to September; the typical peak is 31 °C in August.

A normal year brings roughly 1,270 mm of rain — more than 66% of the towns of 20,000+ people we compared it with.

Forecast highs for the coming week average 28 °C, 1 °C cooler than a normal October (29 °C).

30-year averages (1991–2020)
Month	Typical high	Typical low	Rainfall
Jan	26 °C	21 °C	65 mm
Feb	27 °C	22 °C	40 mm
Mar	27 °C	22 °C	36 mm
Apr	29 °C	24 °C	42 mm
May	30 °C	25 °C	99 mm
Jun	30 °C	26 °C	174 mm
Jul	30 °C	26 °C	116 mm
Aug	31 °C	26 °C	147 mm
Sep	30 °C	25 °C	208 mm
Oct	29 °C	24 °C	197 mm
Nov	27 °C	23 °C	87 mm
Dec	26 °C	22 °C	61 mm
Whole year	28 °C	24 °C	1,270 mm

Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 21.17° N, 86.85° W, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.

Air you breathe in Cancún: pollution and pollen

1/6

Good

European Air Quality Index (EAQI), from Copernicus CAMS

PM2.58µg/m³

PM1012µg/m³

Copernicus CAMS model, updated several times a day.

Rain radar around Cancún

Rain observed over the last two hours by official weather radars around Cancún, followed by the radar forecast for the next hour where the weather service provides one.

Full-screen rain radar and next-hour rain on RainAtlas

Rain radar Last two hours, then forecast where available · drag the timeline

No open weather radar covers Cancún yet: the map shows our hour-by-hour rain forecast (ICON, GFS).

Moon over Cancún

Waning gibbous

87 % illuminated · 18.3 days

Rise 19:12 Set 08:27

Fri 30/10 79%

Sat 31/10 69%

Sun 1/11 59%

Mon 2/11 49% Last quarter

Tue 3/11 38%

Wed 4/11 28%

Thu 5/11 19%

Fri 6/11 12%

Sat 7/11 6%

Sun 8/11 2%

Mon 9/11 0%

Tue 10/11 1% New moon

Moonrise and moonset in local time (America/Cancun); phase and lit fraction from a synodic calculation.

Look up a past day in Cancún

Curious about the weather in Cancún on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.

Cancún weather at a glance

This page gathers everything about the weather in Cancún, Quintana Roo: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “rain showers”, it is 28 °C (feels like 38 °C) and the wind blows at 9 km/h.

Expected range today: 24 °C to 28 °C and around 4 mm of rain; keep an eye on thunderstorms. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.

Cancún weather data for developers

Use the Cancún forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.

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Where does this forecast come from? Our engine, checked every day against 1125 weather stations