Guanajuato (León de los Aldama)
September
Weather in Guanajuato for September 2025
Your guide to Guanajuato weather in September - trends and predictions
Until now, September 2025 in Guanajuato has been significantly cooler than historical averages by -2 °C, with average temperature of 24.4 °C.
The forecast for the next days in Guanajuato predicts temperatures to be around 27 °C, close to the historical average.
In general, the average temperature in Guanajuato at the beginning of September is 26.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 27.3 °C by the end of September.
Guanajuato in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 78.1 mm.
Temperatures
Rain 🌧️
14
Dry days
16
Rainy days
0
Snow days
27°/12°
Temperatures
15 km/h
Avg max wind
68 %
Avg humidity
Guanajuato Weather September
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What’s the Weather Like in Guanajuato This September?
Discover the average temperatures and weather trends across Guanajuato’s cities this September.
Temperatures trend during September in Guanajuato
See the weather trend as well as the moving average line
September weather in Guanajuato day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 27° /13° | 2.7 mm | 6 | |
| 2 Sept. |  Partly cloudy | 27° /13° | 43.5 mm | 6 | |
| 3 Sept. |  Fog | 26° /12° | 6.1 mm | 6 | |
| 4 Sept. | Fog | 26° /13° | 2.5 mm | 6 | |
| 5 Sept. | Fog | 27° /14° | 6.4 mm | 6 | |
| 6 Sept. | Fog | 27° /14° | 5.1 mm | 6 | |
| 7 Sept. |  Thundery outbreaks possible | 25° /14° | 2.3 mm | 5 | |
| 8 Sept. | Fog | 27° /12° | 0.3 mm | 6 | |
| 9 Sept. | Mist | 26° /11° | 4.9 mm | 6 | |
| 10 Sept. | Fog | 27° /12° | 26.4 mm | 6 | |
| 11 Sept. | Fog | 26° /13° | 5.2 mm | 6 | |
| 12 Sept. | Mist | 26° /11° | 4.1 mm | 6 | |
| 13 Sept. | Partly cloudy | 25° /11° | 0.6 mm | 6 | |
| 14 Sept. | Partly cloudy | 27° /11° | 0 mm | 2.8 | |
| 15 Sept. | Patchy rain possible | 25° /12° | 2.7 mm | 2.8 | |
| 16 Sept. | Partly cloudy | 25° /15° | 0 mm | 2.5 | |
| 17 Sept. | Partly cloudy | 25° /14° | 0 mm | 2.8 | |
| 18 Sept. |  Sunny | 27° /11° | 0 mm | 2.6 | |
| 19 Sept. | Sunny | 27° /11° | 0 mm | 0 | |
| 20 Sept. | Sunny | 28° /11° | 0 mm | 5 | |
| 21 Sept. | Sunny | 27° /11° | 0 mm | 5 | |
| 22 Sept. | Sunny | 30° /12° | 0 mm | 5 | |
| 23 Sept. | Sunny | 26° /12° | 0 mm | 5 | |
| 24 Sept. | Sunny | 25° /12° | 0 mm | 5 | |
| 25 Sept. | Sunny | 29° /11° | 0 mm | 5 | |
| 26 Sept. | Sunny | 30° /11° | 0 mm | 5 | |
| 27 Sept. | Sunny | 30° /11° | 0 mm | 5 | |
| 28 Sept. | Fog | 24° /12° | 0 mm | 6 | |
| 29 Sept. | Mist | 27° /12° | 0 mm | 6 | |
| 30 Sept. | Fog | 26° /11° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Guanajuato 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 Guanajuato forecast closer to your planned date for the most up-to-date weather information.
Change Month
Guanajuato in September - FAQ
What are the expected maximum and minimum temperatures in Guanajuato during September?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Guanajuato during September?
Moderate rainfall is anticipated in Guanajuato during September, with a total of 78.1 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Guanajuato during September?
The average wind speed in Guanajuato during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Guanajuato
Explore the daily rainfall trends and prepare for Guanajuatos September weather 💧
UV exposure in Guanajuato during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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