Cancun, Mexico: Annual Weather Averages

June is the hottest month in Cancun with an average temperature of 28°C (82°F) and the coldest is January at 23°C (73°F) with the most daily sunshine hours at 11 in August. The wettest month is September with an average of 270mm of rain. The best month to swim in the sea is in July when the average sea temperature is 29°C (84°F).

Average Temperature: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 23 23 25 26 27 28 28 28 28 27 25 24
°F 73 73 77 79 81 82 82 82 82 81 77 75

Average High/Low Temperature: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
High °C 28 29 30 32 33 33 33 34 33 31 30 28
Low °C 21 21 22 23 24 25 25 25 25 24 23 21
High °F 82 84 86 90 91 91 91 93 91 88 86 82
Low °F 70 70 72 73 75 77 77 77 77 75 73 70

Average Day/Night Temperature: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Day °C 25 26 27 28 29 29 29 30 29 28 27 26
Night °C 22 23 24 26 26 27 27 27 27 25 23 23
Day °F 77 79 80 82 83 84 85 85 84 82 80 79
Night °F 72 73 75 78 79 80 80 81 80 78 74 74

Average Rainfall: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 43 46 40 27 28 109 115 181 270 177 104 87
Days 7 5 4 3 5 8 5 6 10 11 8 7

Average Daily Sunshine Hours: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hours 8 9 10 10 11 10 11 11 9 8 8 8

Average Sea Temperature: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27 26 26 27 28 28 29 29 29 29 28 27
°F 81 79 79 81 82 82 84 84 84 84 82 81

Chance of windy day: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
% 11 12 22 32 25 16 5 3 4 6 4 8

Chance of cloudy day: Cancun

Loading weather data. Please wait…

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
% 13 12 5 9 18 34 19 16 26 28 18 14

Holiday Weather Blog

Your Holiday Weather Settings

Show temperature in:
Show distance in: