30YearWeather
Sao Paulo
When to avoid visiting Sao Paulo, Brazil
Seasonal Comparison

Least Favorable Months in Sao Paulo

Based on 30 years of NASA satellite data, Sao Paulo enjoys relatively good weather year-round. However, if you're comparing months, January, June, February are the least favorable — though still perfectly visitable.

January60/100June64/100February65/100

Good news: Sao Paulo has no truly bad months!

With a score of 60/100, even January(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Sao Paulo, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why January is the Least Favorable (But Still Okay) Time to Visit Sao Paulo

Is January a Good Time to Visit Sao Paulo?

👌A reasonable choice for your trip
Short Answer

January falls in Sao Paulo's wet season: 62% rain probability with average 6mm rainfall. Pack waterproofs and plan flexible indoor alternatives.

Decision Factors

High rainfall period

62% rain probability, 6mm average

Vaccinations required

Yellow Fever

Very high humidity

84% average humidity

Off-peak season - fewer crowds

Only 25% of peak - better deals and quiet crowds

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Schistosomiasis

Plenty of sunshine

9.1h of sunshine daily

Good For

  • 💰
    Budget travelers

    Off-peak pricing with acceptable weather conditions

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 👴
    Elderly travelers

    84% humidity creates difficult conditions

  • 🥾
    Outdoor enthusiasts

    62% rain probability disrupts outdoor activities

  • 📸
    Photographers

    78% cloud cover limits natural light opportunities

  • 💑
    Honeymoon couples

    Wedding score only 68/100 - better months available

930 observations30-year historical data
Confidence: 95%

Key Challenges During These Months

Heavy Rainfall

Monsoon or rainy season brings frequent downpours and potential flooding

Months to Avoid: Detailed Breakdown

Worst60

January

High rainfall period, Very high humidity

View details
2nd Worst64

June

Very high humidity, Peak tourist season

View details
3rd Worst65

February

Very high humidity

View details

Looking for the Best Time Instead?

Discover the optimal months to visit Sao Paulo with ideal weather conditions, fewer crowds, and better prices.

Best Time to Visit Sao Paulo

Frequently Asked Questions

When should I avoid visiting Sao Paulo?

Based on 30 years of data, the most challenging months are January, June, February. Primary concerns include: high rainfall period, very high humidity.

What is the worst month to visit Sao Paulo?

January is typically the most challenging month, scoring only 60/100 in our travel conditions analysis.

Can I still visit during these months?

Yes, many travelers still visit during challenging months. Come prepared with appropriate gear, flexible bookings, and backup plans. Lower prices and fewer tourists can offset the weather challenges.

Are hotels cheaper during these months?

Often yes. Low season typically means reduced hotel rates, easier reservations, and fewer crowds at popular attractions. Some travelers prefer this trade-off.