Weather in Cancun in August 2018

Expect 33°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Cancun in August. Check more long-term weather averages for Cancun in August before you book your next holiday to Cancun & Riviera Maya in 2018.

Key weather averages for Cancun in August

  • 33°C maximum daytime temperature in August in Cancun33
    33°C max day temperature
  • 7 hours of sunshine per day (55% of daylight hours) in August in Cancun7
    7 hours of sunshine per day
  • 13 days with some rainfall in August in Cancun13
    13 days with some rainfall
  • 23°C minimum night-time temperature in August in Cancun23
    23°C min night temperature
  • 13 hours of daylight per day in August in Cancun13
    13 hours of daylight per day
  • Very high heat & humidity in August in CancunVH
    Very High heat & humidity
  • 148 mm monthly rainfall in August in Cancun148
    148 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Cancun11
    11+ (Extreme) UV index
  • 29°C sea temperature in August in Cancun29
    29°C sea temperature

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

Metric (°C / mm)  |  Imperial (°F / inches)

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Guide to Cancun weather in August

The average maximum daytime temperature in Cancun in August is a hot 33°C (91°F) with very high heat & humidity. The average night-time temperature is usually a warm 23°C (73°F). There are usually 7 hours of bright sunshine each day, which represents 55% of the 13 hours of daylight.

Expect 148mm (5.8 inches) of rainfall across the whole of August with 13 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Cancun in August is 29°C (84°F).

The weather in Cancun in August is represented by Cancun.

Cancun sunrise & sunset times for August 2018

Browse the sunrise & sunset times for Cancun in August 2018. Select a month to view Cancun sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st August 2018 06:21 19:26
Thursday, 2nd August 2018 06:21 19:26
Friday, 3rd August 2018 06:22 19:25
Saturday, 4th August 2018 06:22 19:24
Sunday, 5th August 2018 06:23 19:24
Monday, 6th August 2018 06:23 19:23
Tuesday, 7th August 2018 06:23 19:23
Wednesday, 8th August 2018 06:24 19:22
Thursday, 9th August 2018 06:24 19:21
Friday, 10th August 2018 06:24 19:21
Saturday, 11th August 2018 06:25 19:20
Sunday, 12th August 2018 06:25 19:19
Monday, 13th August 2018 06:25 19:19
Tuesday, 14th August 2018 06:26 19:18
Wednesday, 15th August 2018 06:26 19:17
Thursday, 16th August 2018 06:26 19:17
Friday, 17th August 2018 06:27 19:16
Saturday, 18th August 2018 06:27 19:15
Sunday, 19th August 2018 06:27 19:14
Monday, 20th August 2018 06:28 19:13
Tuesday, 21st August 2018 06:28 19:13
Wednesday, 22nd August 2018 06:28 19:12
Thursday, 23rd August 2018 06:29 19:11
Friday, 24th August 2018 06:29 19:10
Saturday, 25th August 2018 06:29 19:09
Sunday, 26th August 2018 06:29 19:09
Monday, 27th August 2018 06:30 19:08
Tuesday, 28th August 2018 06:30 19:07
Wednesday, 29th August 2018 06:30 19:06
Thursday, 30th August 2018 06:30 19:05
Friday, 31st August 2018 06:31 19:04
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  • FREE kids places & low deposits also available
  • Say Hello to TUI - the new name in holidays

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Cancun weather by month

Check Cancun weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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