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MexicoThe weather in September in San Miguel Allende
It's warm in September in San Miguel Allende with an average temperature of 24°C. Temperatures this month range from a low of 22°C to a high of 25°C. At night, you can expect temperatures between 10°C and 12°C.
Looking for sun? September isn’t a good month to be in San Miguel Allende. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for San Miguel Allende, Mexico. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2018, San Miguel Allende reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 17°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 14°C.
Rainfall amount
In September, there is an average of 117 mm of precipitation, spread over 15 days. The wind speed is around 4 Bft, mostly coming from the East.
Daily weather in September for San Miguel Allende
Click on any day in September to get detailed info about the usual weather on that day in San Miguel Allende. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| San Miguel Allende | New York | |
|---|---|---|
| Average temperature | 24°C | 27°C |
| Max. temperature | 25°C | 31°C |
| Min. temperature | 10°C | -5°C |
| Total precipitation | 117 mm | 57 mm |
| Rainy days | 15 days | 9 days |
Start of September
The month of September starts in San Miguel Allende with warm temps, averaging around 24°C during the day and nights around 12°C.
Mid September
By mid-September, daytime temps stay steady at around 24°C, with nights around 11°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in San Miguel Allende is around 24°C, while nighttime temps are about 11°C. A shower might pop up, but overall, the weather will be dry and sunny.
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
The hurricane season in San Miguel Allende runs from June to November.
Check out the climate of San Miguel Allende for all months and discover the best travel time
Curious about the weather in other parts of Mexico? Check out the climate and weather for spots like Cancún, Mexico City, Playa del Carmen, or explore other destinations in Mexico.
Temperature charts
These charts show the average temperatures in September in San Miguel Allende, Mexico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in San Miguel Allende
Temperature in September in San Miguel Allende over the years
Precipitation charts
These charts show the average amount of precipitation in September in San Miguel Allende, Mexico. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in San Miguel Allende
Total precipitation in September in San Miguel Allende over the years
Daily UV index in September in San Miguel Allende
This chart shows the average daily UV index in September in San Miguel Allende, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in San Miguel Allende
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Average weather in San Miguel Allende by month
Click on a month below to see detailed weather info for San Miguel Allende. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.