Vejret i Cancún (Riviera Maya) i august
Cancún i august: trykkende hedt, regnfuldt, med ren luft — fint, hvis du kan klare 20 regnvejrsdage.
Opdateret september 2026 · klimanormaler fra ERA5-reanalysen
Nr. 9 af 12 måneder i Cancún · Nr. 666 af 1413 rejsemål at besøge i august · komfort 80/100 (niveau A)
- Dage
- 32°C
- Nætter
- 25°C
- Våde dage
- 20
- Sol
- 11.2 h
- Luftfugtighed
- 80%
- Dagslys
- 13 h

Sådan er august i Cancún
One of the wettest months, hot and humid, with a real hurricane risk and the lowest prices of the year.
typhoonlow season
sikkerhed: high
Noter fra rejsende om Cancún i august
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.
Andre måneder i 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 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.
March on the Cancun forum comes down to three variables. Weather is the easy one: sunny, 85 to 89F, very little falling from the sky. Wind is the one people underrate - late March starts the surada, the run of strong southerlies that peaks across March, April and May, and a windy week changes the beach more than the forecast does. Sargassum season opens late February or early March, but March amounts are usually light to moderate and not every day; April to June is when it arrives in quantity. Spring break lands the weeks of about 23 and 30 March, and regulars say it spreads thin and stays in its own places. The record: 28.5C days feeling like 31C, 22.6C nights, 6 precipitation days, a 26.6C sea, a 21 kph wind.
Noterne for hele året findes på oversigten over Cancún. Tilføj din egen note fra Cancún på kortet.
Klimanormaler for Cancún — august
Månedsgennemsnit fra ERA5-reanalysen. AQI er det gennemsnitlige amerikanske luftkvalitetsindeks for måneden.
Travlhed i Cancún i august
Hvor travlt der er på selve stedet — skoleferier og masseferier, de måneder en redaktør har markeret, og hvor eftertragtet vejret gør dem. Aldrig en del af komfortscoren.
Stilleredaktionens stille måned, Mexican summer holidays, skoleferie på 3 af de markeder, der fylder stedet
TætpakketTravltSkuldersæsonStille
Bedste måneder for vejret i Cancún
Rangeret efter dette rejsemåls egen klimakomfortscore året igennem — noget andet end, hvor travlt der bliver (se Travlhed ovenfor).
Pænt vejrVejret i Cancún svinger ikke meget året igennem — komforten holder sig nogenlunde stabil hver måned.
Det sker i Cancún i august
Tilbagevendende sæsonbegivenheder, naturfænomener, lukninger og helligdage — kurateret og med kilder.
- Regel
Visitor tax and park fees
1. jan. – 31. dec.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. Kilde ↗
- Sæson
Sargassum season
1. apr. – 30. sep. · normaltRisikoRafts 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. Kilde ↗
- Natur
Sea turtle nesting
1. maj – 31. okt. · normaltLoggerheads 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. Kilde ↗
- Risiko
Hurricane season
1. jun. – 30. nov.The Atlantic season runs June to November, with most activity between mid-August and mid-October. Kilde ↗
- Natur
Whale sharks off Isla Mujeres
15. jun. – 15. sep.DykkersæsonBook tidligtHundreds of whale sharks gather to feed north of Isla Mujeres and the permitted swim season runs from mid-June to mid-September, July being the densest. It is a three-hour boat day in open water, often a rough one. Kilde ↗
- Helligdag
Mexican summer holidays
15. jul. – 31. aug. · normaltSkoleferieTætpakketDomestic school holidays fill the hotel zone with Mexican families, which is a different and cheaper crowd than spring break but the same queue at Xcaret. Kilde ↗
Lige i nærheden sker der noget
Inden for 300 km fra Cancún — en dagstur eller et kort hop — hvor der sker noget denne måned. Aldrig en del af komfortscoren.
Hvor ligger Cancún?
Cancún i august — ofte stillede spørgsmål
- Er august et godt tidspunkt at besøge Cancún?
- Cancún i august: trykkende hedt, regnfuldt, med ren luft — fint, hvis du kan klare 20 regnvejrsdage. Måneden ligger nr. 9 ud af 12 for Cancún på SeasonMaps komfortscore (80/100).
- Hvordan er vejret i Cancún i august?
- I august har Cancún i gennemsnit en dagtemperatur på 31.8 °C og en nattemperatur på 25.2 °C, med omkring 149.5 mm regn fordelt på cirka 20.4 regnvejrsdage.
- Hvordan er luftkvaliteten i Cancún i august?
- Cancún har et gennemsnitligt amerikansk luftkvalitetsindeks på omkring 48 i august.
Inden for 300 km: Isla Mujeres' Whale shark season, 15. maj – 17. sep. og Holbox's Whale shark season, 15. maj – 17. sep..