Wetter in Cancún (Riviera Maya) im Mai
Mai in Cancún: drückend heiß, regnerisch, mit sauberer Luft – okay, wenn du damit leben kannst: Nachmittage mit 35°C.
Aktualisiert: September 2026 · Klimanormalwerte aus der ERA5-Reanalyse
Platz 6 von 12 Monaten in Cancún · Platz 375 von 1413 Reisezielen im Mai · Komfort 86/100 (Stufe A)
- Tagsüber
- 31°C
- Nachts
- 25°C
- Regentage
- 11
- Sonne
- 11.7 h
- Luftfeuchte
- 77%
- Tageslicht
- 13 h

So ist der Mai in Cancún
The rains begin: hot, humid and much quieter, and the sargassum season usually starts on the east-facing beaches.
monsoonshoulder
Verlässlichkeit: high
Notizen von Reisenden zu Cancún im Mai
Andere Monate in Cancún
Regulars are consistent this month can turn sunny and hot for a stretch, then briefly cloudy and cool when a cold front passes through, before swinging back to sunny and hot again within a day or two. Our row backs that warm, still-showery read, 27.7C reading as a hot 30C, over 21.5C nights, with 30.1mm of rain across 7.4 days and humidity at 73 percent. Regulars are specific that tropical showers here tend to last only 5-10 minutes rather than settling in, and that packing a light sweater for cooler evenings is worth it even on an otherwise warm trip. The sea sits at a warm, swimmable 26.8C regardless of which version of the day arrives. The record: 9.8 hours of sun, a 20.4 kph wind and AQI 47.
Cancun-forum threads asking about August hurricane season are consistent the odds of an actual storm hitting are low through most of the month, ticking up only toward the very end as the wider season builds toward its September-October peak. A typical day is described as sunny, hot and humid, with forecasts often calling for rain that doesn't necessarily show up - and when it does arrive, it's usually overnight or a brief afternoon burst rather than an all-day washout. Posters call the ocean warm enough to feel almost bath-like, a genuine plus for anyone prioritizing swimming and snorkeling over cooler water. Regulars are consistent that most August trips proceed entirely normally, and recommend simply keeping half an eye on the tropical outlook rather than avoiding the month outright. The record: 31.8C days feeling like a punishing 37C, 25.2C nights, a 28.5C sea and 80 percent humidity.
Cancun-forum threads on September weather confirm it's sunny and hot with high humidity most days, a typical afternoon high around 32C that feels considerably warmer given the moisture in the air. September sits squarely in hurricane season and is one of the two busiest months for tropical activity, but posters are consistent that forecasts calling for rain and storms every day rarely match the actual experience - genuine all-day washouts are called rare, with rain more typically landing overnight or as a brief afternoon burst. Regulars recommend travel insurance covering storms as a sensible precaution, even though the odds of a direct hit on any specific week are described as slim. The clear upside: noticeably lower rates and thinner crowds than the winter high season. The record: 31.3C days feeling like a punishing 37C, 24.8C nights, 175mm across 23.3 days, 82 percent humidity, a 29.9C sea and 10.5 hours of sun.
April in Cancun is dry, hot and squarely inside the worst of the sargassum. Regulars put the peak at April through June, arriving daily and in quantity, varying by the day and by the stretch of beach; their mitigation is geography - it thins going north towards Costa Mujeres, the western shore of Isla Mujeres sees less, and many hotels rake their frontage each morning. Lent can also be very windy here, which our row's 20.9 kph reflects. The other April question is spring break: most American school breaks fall in the last two weeks of March, and the consensus is that Cancun is big enough to dilute them. The record: 29.5C days that feel like 33C, 23.7C nights, 5.7 precipitation days carrying 31.7mm and a 27.2C sea.
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Klimanormalwerte Cancún – Mai
Monatliche Durchschnittswerte aus der ERA5-Reanalyse. Der AQI ist der mittlere US-Luftqualitätsindex des Monats.
Andrang in Cancún im Mai
Wie voll der Ort selbst ist – Schul- und Massenferien, die Monate, die die Redaktion markiert hat, und wie begehrt das Wetter sie macht. Fließt nie in den Komfort-Score ein.
Zwischensaisonzwischen den Hochphasen
HochbetriebViel losZwischensaisonRuhig
Die besten Monate fürs Wetter in Cancún
Gerankt nach dem Klimakomfort-Score dieses Reiseziels übers Jahr – etwas anderes als der Andrang (siehe Andrang oben).
Ordentliches WetterDas Wetter in Cancún schwankt übers Jahr kaum – der Komfort bleibt in jedem Monat recht gleichmäßig.
Was ist los in Cancún im Mai
Wiederkehrende saisonale Events, Naturschauspiele, Schließungen und Feiertage – kuratiert und mit Quelle.
- Regel
Visitor tax and park fees
1. Jan. – 31. Dez.Quintana Roo charges every foreign visitor a state tourism fee, paid online before you fly out, and the marine parks off Isla Mujeres and Cozumel add their own per-day charge on the boat. Quelle ↗
- Saison
Sargassum season
1. Apr. – 30. Sep. · meistRisikoRafts of brown seaweed pile up on the east-facing beaches, worst between May and August. It rots fast and smells, hotels rake it at dawn, and the north-facing beaches at Isla Mujeres usually escape it. Quelle ↗
- Natur
Sea turtle nesting
1. Mai – 31. Okt. · meistLoggerheads and greens come up the hotel-zone beaches at night through the summer and the hatchlings run from August. Beach lighting is dimmed and the nests are fenced; the releases are run by the hotels. Quelle ↗
In der Nähe ist was los
Im Umkreis von 300 km um Cancún – ein Tagesausflug oder ein kurzer Abstecher – mit etwas, das diesen Monat los ist. Fließt nie in den Komfort-Score ein.
Wo liegt Cancún?
Cancún im Mai – häufige Fragen
- Ist der Mai eine gute Reisezeit für Cancún?
- Mai in Cancún: drückend heiß, regnerisch, mit sauberer Luft – okay, wenn du damit leben kannst: Nachmittage mit 35°C. Beim Komfort-Score von SeasonMap liegt der Monat für Cancún auf Platz 6 von 12 (86/100).
- Wie ist das Wetter in Cancún im Mai?
- Im Mai liegen die Tageshöchstwerte in Cancún im Schnitt bei 30.7°C und die Tiefstwerte bei 25.1°C, mit rund 84.2 mm Regen an etwa 11.3 Regentagen.
- Wie ist die Luftqualität in Cancún im Mai?
- Cancún hat im Mai einen mittleren US-Luftqualitätsindex (AQI) von etwa 47.
Im Umkreis von 300 km: Isla Mujeres: Whale shark season, 15. Mai – 17. Sep. und Holbox: Whale shark season, 15. Mai – 17. Sep..