San Juan del Río Weather in September

San Juan del Río in September averages 25°C (77°F) during the day and 14°C (57°F) at night. This is the wettest month of the year.

Rainfall in San Juan del Río in September

It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. Records from the past 30 years suggest around 8 days of rain, with 136 mm (5.4 in) average for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in San Juan del Río in September

Temperatures in San Juan del Río in September top out at 25°C (77°F) and drop to 14°C (57°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in San Juan del Río in September

The days are predominantly sunny, with an estimated total of around 209 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

September in San Juan del Río has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit Mexico, check out our San Juan del Río's climate page.

San Juan del Río Temperature in September

Min Temperature 14°C (57°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 28%  

Precipitation 136 mm (5.4 in)  

Rainy days 8 days  

Sunshine 209 hours *  

Percentage Sunshine *  

* Data from: Bernal, Mexico (40 KM, 24 Miles).

What to Wear in San Juan del Río in September

For San Juan del Río in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in San Juan del Río in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Mexico, check out our San Juan del Río's climate page.

More climate data for San Juan del Río

Temperature Rainfall Sunshine

See the full San Juan del Río climate overview or explore weather in Mexico.