San Carlos Weather in September

During September, San Carlos experiences moderate daytime temperatures of 18°C (64°F) and cooler nights around 10°C (50°F). Expect quite a bit of rainfall. Around 96 mm (3.8 in) is typical.

Rainfall in San Carlos in September

You can expect rain on roughly 10 days based on historical data, averaging 96 mm (3.8 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in San Carlos in September

Temperatures in San Carlos in September top out at 18°C (64°F) and drop to 10°C (50°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in San Carlos in September

You can expect a moderate amount of sunlight, with approximately 171 hours. This means a pleasant mix of sun and overcast.

If you prefer enjoying temperate temperatures and rain-free days, January, March, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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 Uruguay, check out our San Carlos's climate page.

San Carlos Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 33%  

Precipitation 96 mm (3.8 in)  

Rainy days 10 days  

Sunshine 171 hours *  

Percentage Sunshine *  

* Data from: Punta del Este, Uruguay (18 KM, 11 Miles).

What to Wear in San Carlos in September

For San Carlos 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in San Carlos in September

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

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

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 Uruguay, check out our San Carlos's climate page.

More climate data for San Carlos

Temperature Rainfall Sunshine

See the full San Carlos climate overview or explore weather in Uruguay.