Rio Claro Weather in September

With daytime temperatures of 30°C (86°F) and nighttime lows of 16°C (61°F), September in Rio Claro brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 76 mm (3 in) falls on average.

Rainfall in Rio Claro in September

Climate statistics over the past 30 years suggest around 9 days of rain, with 76 mm (3 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Rio Claro in September

September in Rio Claro brings typical temperatures with highs around 30°C (86°F) and lows of 16°C (61°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Rio Claro in September

The city usually sees around 212 hours of sunlight, indicating many sunny days — a great month for sightseeing.

If you prefer enjoying temperate temperatures and rain-free days, April, May, June, July and August 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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For a detailed overview over the year and the best time to visit Brazil, check out our Rio Claro's climate page.

Rio Claro Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 30%  

Precipitation 76 mm (3 in)  

Rainy days 9 days  

Humidity 54% *  

Sunshine 212 hours *  

Percentage Sunshine *  

* Data from: São Carlos, Brazil (54 KM, 34 Miles).

What to Wear in Rio Claro in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Rio Claro in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Brazil, check out our Rio Claro's climate page.

More climate data for Rio Claro

Temperature Rainfall Sunshine Humidity

See the full Rio Claro climate overview or explore weather in Brazil.