World Resorts Mexico Cancun Weather

Cancun weather in September

Weather in Cancun: September

Average day temperature: 87.4°F
Average night temperature: 79.5°F
Sea water temperature: 84.8°F
Number of sunny days: 9 days
Day length: 12.0 - 12.5 hours
Number of rainy days: 8 days
Precipitation totals: 4.3 in.

Air temperature in September, °F

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2024
2023
2022
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0
15
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45
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75
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105
120
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 92°F. At the same time the lowest night temperature was 77°F. Daily and nightly averages during September were 88.0°F and 80.4°F.

Sea water temperature in Cancun in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
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80
82
84
86
88
90
92

The average sea water temperature in September of 2024 was 86.0°F. The highest and lowest sea temperatures during the month were 86.9°F and 84.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
20%
47%
33%

Mostly all days in September are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.2
2.3
3.5
4.7
5.9
7.0
8.2
2.2
3.9
6.8
3.8
2.9
6.1
4.4
1.9
1.0
1.5
3.1
2.2
3.9
6.8
4.7
3.8
2.9
6.1
4.4
1.9
1.0
1.5
3.1

Precipitation total value in Cancun in September is 4.7 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.9
3.8
5.7
7.6
9.5
11.4
13.3
15.2
8.5
8.6
8.4
8.1
7.9
9.8
10.0
10.6
11.0
10.3
9.7
8.5
8.6
8.4
7.1
8.1
7.9
9.8
10.0
10.6
11.0
10.3
9.7

The average wind speed value in September is 7.1 mph It makes September lest windy month of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.4
2.8
4.2
5.6
7.0
8.4
9.8
4.7
5.0
6.0
7.1
7.7
6.8
8.1
8.0
6.5
5.5
4.7
4.7
5.0
6.0
6.4
7.1
7.7
6.8
8.1
8.0
6.5
5.5
4.7

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 6.4.

Best time for vacation in Cancun

Sunniest months:
July 15 days
April 15 days
May 14 days
Warmest months:
August 88.7 °F
July 88.6 °F
September 87.4 °F
Warmest sea temp:
August 85.0 °F
September 84.8 °F
July 84.4 °F
Coldest months:
January 78.9 °F
February 80.6 °F
December 80.9 °F
Rainiest months:
October 8 days
September 8 days
June 8 days
Windiest months:
March 11.8 mph
April 11.5 mph
May 10.9 mph

Cancun on a weather map

Leaflet | Tiles © Esri
Places in Mexico:
Name
°F
+82°F
+82°F
+95°F
+86°F
+91°F
+75°F
+93°F
+84°F
+88°F
+86°F
+88°F
24 Hours Forecast
Cancun
Local time: 13:42
March 31, monday
1500
86°F
NW
12 mph
1800
81°F
NW
11 mph
2100
79°F
NW
7 mph
April 01, tuesday
0000
77°F
NW
11 mph
0300
77°F
NW
11 mph
0600
77°F
NW
11 mph
0900
79°F
NW
12 mph
1200
84°F
NW
14 mph
Units of measurement: °C / °F