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Mexico weather

Weather in Mexico for September 2025

Your guide to Mexico weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Mexico at the beginning of September is 30.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30.4 °C by the end of September.

    • Rain 🌧️

  • Mexico experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 328.1 mm.

    • More

  • Is September a good time to visit Mexico? check out the best time to travel to Mexico page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
2
Dry days
Average rainy days
28
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/26°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Mexico in September average weather

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
30°
2
Patchy rain possible
31°
3
Moderate rain at times
31°
4
Moderate or heavy rain shower
30°
5
Patchy rain possible
31°
6
Moderate or heavy rain shower
31°
7
Cloudy
31°
8
Cloudy
31°
9
Moderate or heavy rain shower
30°
10
Moderate or heavy rain shower
30°
11
Patchy rain possible
31°
12
Cloudy
31°
13
Partly cloudy
32°
14
Partly cloudy
31°
15
Patchy rain possible
31°
16
Moderate or heavy rain shower
31°
17
Moderate or heavy rain shower
31°
18
Partly cloudy
31°
19
Partly cloudy
32°
20
Cloudy
31°
21
Moderate or heavy rain shower
31°
22
Moderate or heavy rain shower
31°
23
Moderate or heavy rain shower
31°
24
Moderate or heavy rain shower
31°
25
Moderate or heavy rain shower
30°
26
Moderate or heavy rain shower
31°
27
Moderate rain at times
30°
28
Patchy rain possible
31°
29
Partly cloudy
30°
30
Moderate rain at times
30°
Select a date

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Temperatures trend during September in Mexico

See the weather trend as well as the moving average line
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September weather day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Partly cloudy
Partly cloudy
 30° /26° 6.3 mm 7
2 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 2.9 mm 7
3 Sept. Moderate rain at times
Moderate rain at times
 31° /26° 4.5 mm 7
4 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /26° 7 mm 7
5 Sept. Patchy rain possible
Patchy rain possible
 31° /25° 2.5 mm 7
6 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 3.4 mm 7
7 Sept. Cloudy
Cloudy
 31° /26° 2.5 mm 7
8 Sept. Cloudy
Cloudy
 31° /26° 6.2 mm 7
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 12.5 mm 7
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 13.4 mm 7
11 Sept. Patchy rain possible
Patchy rain possible
 31° /25° 2.6 mm 7
12 Sept. Cloudy
Cloudy
 31° /26° 0.7 mm 7
13 Sept. Partly cloudy
Partly cloudy
 32° /26° 2 mm 7
14 Sept. Partly cloudy
Partly cloudy
 31° /26° 3.9 mm 8
15 Sept. Patchy rain possible
Patchy rain possible
 31° /26° 2.6 mm 7
16 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 6.3 mm 7
17 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 16.4 mm 7
18 Sept. Partly cloudy
Partly cloudy
 31° /26° 2.5 mm 8
19 Sept. Partly cloudy
Partly cloudy
 32° /26° 0.9 mm 8
20 Sept. Cloudy
Cloudy
 31° /26° 10.4 mm 7
21 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 6.8 mm 7
22 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 7.4 mm 7
23 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 4.3 mm 7
24 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 8.5 mm 7
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 147.4 mm 7
26 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /25° 16.2 mm 7
27 Sept. Moderate rain at times
Moderate rain at times
 30° /25° 13.1 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
 31° /25° 2.2 mm 7
29 Sept. Partly cloudy
Partly cloudy
 30° /25° 3.2 mm 7
30 Sept. Moderate rain at times
Moderate rain at times
 30° /25° 9.5 mm 6
Next
Important Notice
Our weather forecast for Mexico in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mexico forecast closer to your planned date for the most up-to-date weather information.

Guide for Mexico in September

In September, Mexico experiences a transition from the rainy season to the drier months, resulting in varied weather conditions across the country.

At the beginning of the month, coastal areas such as Cancun and Puerto Vallarta typically see warm and humid conditions with temperatures averaging around 28° during the day and 24° at night. However, there is a higher chance of rainfall and occasional thunderstorms during this time.

Towards the end of September, the weather in Mexico begins to shift as the rainy season starts to taper off. In Mexico City, the temperatures tend to be milder, with daytime highs averaging around 22° and cooler evenings around 14°.

The capital city also experiences less rainfall towards the end of the month, making it an ideal time to explore the city and its attractions.

In general, September marks the transition from the wet season to the dry season in Mexico, offering travelers the opportunity to enjoy the country's diverse landscapes and cultural experiences.

However, it's important to stay updated on local weather forecasts and potential tropical storms, especially in coastal regions.

Have you visited Mexico in September? Share your experience by writing a review.

Mexico in September - FAQ

Is September a good time to visit Mexico?
You can travel to Mexico in September, but there are probably better months doing so, read more about the best time to visit Mexico
What are the expected maximum and minimum temperatures in Mexico during September?
During September, expect a variety of temperatures with highs around 30° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Mexico during September?
Significant rainfall exceeding 328.1 mm is expected in Mexico during September, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Mexico during September?
The average wind speed in Mexico during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Mexico in September?

As you prepare for your trip to Mexico in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Mexico, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
    • Sandals/Flip-flops: Comfortable for warm climates
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips
    • Insect Repellent: For destinations with mosquitos or other insects

September rainfall patterns in Mexico

Explore the daily rainfall trends and prepare for Mexicos September weather 💧

UV exposure in Mexico during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Regions in Mexico
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Baja CaliforniaBaja California SurChihuahuaGuanajuatoJaliscoMexico CityPueblaQuerétaroQuintana Roo
Top locations in Mexico
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Cabo San LucasCancúnCiudad JuárezCozumelEcatepec de MorelosEnsenadaGuadalajaraHolbox IslandIztapalapaLeón de los AldamaMexico CityPueblaPuerto VallartaSantiago de QuerétaroTijuanaTulumZapopan
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Location coordinates Where is Mexico?

Get accurate weather forecasts for Mexico, located at latitude 21.174 and longitude -86.847. Stay updated with localized weather information tailored for Mexico.

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