Travel Weather Fairy🎊 Featured event
Riviera Maya cultural-event season
📅 Around October–November
Cultural events and resort travel demand can overlap across Cancún and the Riviera Maya, especially around major holiday periods.
Check official source →🇲🇽 Mexico · Quintana Roo · Cancun
Cancun Weather in September
Wet season · Hurricane riskFor Cancun, September typically brings hot daytime weather and warm nights: the 10-year average high is about 31°C (87°F), while the average low is 25°C (78°F). The 10-year average shows around 23 rainy days and about 181 mm of monthly precipitation, so rain is a major part of trip planning.
Avg high87.0°F 30.6°CAvg low77.6°F 25.3°CRainy days~22.6 daysMonthly rain181.4 mm
🧳 Packing guide
What to wear in Cancun in September
Packing for Cancun in September is easiest with layers: light, breathable clothes work best, with sun protection for long outdoor days. A compact rain shell is useful, and the latest typhoon and transport updates matter more than long-range averages close to departure.
Travel takeaway: This can still be a rewarding time to visit, but keep outdoor plans flexible and recheck the short-range forecast before travel.
🗓️ Travel timing at a glance
Cancun: 12-month travel weather
Cancun is generally drier from November to April and wetter from May to October. Atlantic hurricane season runs June–November.
JanDry seasonFebDry seasonMarDry seasonAprHot dry seasonMayWet season beginsJunWet season · Hurricane riskJulWet season · HeatAugWet season · Hurricane riskSepWet season · Hurricane riskOctWet season · Hurricane riskNovTransition to dry seasonDecDry season
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
Cancun 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
⚠️ Busy / closure period
Atlantic hurricane season
📅 Jun 1–Nov 30
Tropical weather can disrupt flights, resorts and marine tours. Flexible bookings are especially useful during this period.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
Cancun in September · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ September 2025 · latest complete year☔ 26 days · 164 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
34.2°C/25.7°C
No rain
2
33.3°C/23.2°C
🌧️ 4.9 mm
3
34.4°C/23.8°C
🌧️ 4.3 mm
4
34.4°C/24.9°C
🌧️ 2 mm
5
33.6°C/24.6°C
🌧️ 2.8 mm
6
32.6°C/25.4°C
🌧️ 4.1 mm
7
32°C/23.9°C
🌧️ 9.1 mm
8
32.3°C/23.1°C
🌧️ 3.4 mm
9
32.3°C/24.3°C
🌧️ 1.3 mm
10
32.7°C/26.1°C
🌧️ 2.2 mm
11
32.8°C/24.9°C
🌧️ 1.2 mm
12
30.6°C/23.5°C
🌧️ 11.7 mm
13
31.6°C/23.7°C
🌧️ 1.1 mm
14
31.3°C/23.1°C
🌧️ 5.4 mm
15
31.7°C/23.8°C
🌧️ 6.9 mm
16
26.9°C/24.2°C
🌧️ 13.7 mm
17
30.7°C/24°C
🌧️ 18.5 mm
18
30.4°C/25.5°C
🌧️ 3.4 mm
19
30.2°C/24.1°C
🌧️ 16.2 mm
20
31°C/25.3°C
🌧️ 9.2 mm
21
30.6°C/24.7°C
🌧️ 1.3 mm
22
31.2°C/25.8°C
🌧️ 16.9 mm
23
30°C/24.3°C
🌧️ 7.5 mm
24
32.2°C/27.1°C
No rain
25
31.9°C/26.8°C
No rain
26
31.9°C/25.5°C
🌧️ 1.1 mm
27
32.5°C/24.2°C
🌧️ 2.9 mm
28
32.2°C/23.7°C
No rain
29
33°C/24.4°C
🌧️ 7.1 mm
30
31.9°C/23.9°C
🌧️ 4.7 mm
September 2024☔ 25 days · 381.1 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
32.5°C/23.6°C
🌧️ 14.5 mm
2
29.7°C/24.4°C
🌧️ 31 mm
3
29.9°C/25°C
🌧️ 13.1 mm
4
31.6°C/24.7°C
🌧️ 9.7 mm
5
32.2°C/26.1°C
🌧️ 2.3 mm
6
31.1°C/25.3°C
🌧️ 12.8 mm
7
31.6°C/26.1°C
🌧️ 3.8 mm
8
31.1°C/27.2°C
🌧️ 2.8 mm
9
31.4°C/26.6°C
🌧️ 10.2 mm
10
31.9°C/26.7°C
No rain
11
32.1°C/26.3°C
🌧️ 2.9 mm
12
32.3°C/25.6°C
No rain
13
32.4°C/24.7°C
No rain
14
32.2°C/25.7°C
🌧️ 1.6 mm
15
32.8°C/25.9°C
🌧️ 3.8 mm
16
32.4°C/26.2°C
🌧️ 8.1 mm
17
32.4°C/26°C
🌧️ 16.9 mm
18
31.5°C/25.5°C
🌧️ 5.1 mm
19
32.3°C/25.7°C
🌧️ 1.5 mm
20
32.1°C/23.4°C
🌧️ 13.8 mm
21
31.9°C/24.2°C
🌧️ 9 mm
22
31.3°C/24.6°C
No rain
23
31.3°C/26°C
🌧️ 2.5 mm
24
29.5°C/24.2°C
🌧️ 26.3 mm
25
25.2°C/23.6°C
🌧️ 141.1 mm
26
32.3°C/24.6°C
🌧️ 2.4 mm
27
31.5°C/23.8°C
🌧️ 3.7 mm
28
31.3°C/24.5°C
🌧️ 5 mm
29
31.3°C/26.7°C
No rain
30
28.5°C/24.7°C
🌧️ 35.1 mm
September 2023☔ 17 days · 86.8 mm
Sun
Mon
Tue
Wed
Thu
Fri
Sat
1
31.6°C/26.5°C
No rain
2
31.4°C/25.5°C
🌧️ 7.2 mm
3
31.5°C/26°C
No rain
4
31.3°C/25.6°C
🌧️ 4.5 mm
5
30.1°C/25.6°C
🌧️ 2 mm
6
31.8°C/26.9°C
🌧️ 2.7 mm
7
32°C/25.3°C
🌧️ 5.8 mm
8
31.9°C/23.7°C
🌧️ 2 mm
9
32°C/22.9°C
🌧️ 4.7 mm
10
31.9°C/23.8°C
🌧️ 5.1 mm
11
31.3°C/25.3°C
No rain
12
31.7°C/25.6°C
No rain
13
31.7°C/27.1°C
No rain
14
31.6°C/26.1°C
No rain
15
31.5°C/25.7°C
No rain
16
31.6°C/24.9°C
No rain
17
32.1°C/24.8°C
🌧️ 1.2 mm
18
31.2°C/24°C
🌧️ 1.6 mm
19
32.4°C/24.7°C
🌧️ 1.2 mm
20
32.8°C/25.2°C
No rain
21
32.6°C/25.1°C
🌧️ 4.5 mm
22
32.6°C/24.1°C
No rain
23
32.8°C/23.4°C
No rain
24
31.6°C/22.3°C
🌧️ 7.5 mm
25
29.8°C/22.7°C
🌧️ 10.8 mm
26
29.6°C/23.7°C
🌧️ 4.7 mm
27
29.8°C/24.1°C
🌧️ 7.9 mm
28
31.4°C/24.3°C
🌧️ 8.5 mm
29
31.6°C/24.5°C
No rain
30
31.9°C/26.7°C
No rain
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
✈️ Traveling soon?
Current Cancun weather and 7-day forecast
When departure is close, the latest forecast matters more than long-term averages.
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Forecast data: MET Norway · CC BY 4.0 · cached by Travel Weather Fairy
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Cancun weather in other months
Switch months to compare the seasonal pattern.