30YearWeather
San Antonio
When to avoid visiting San Antonio, United States
Seasonal Comparison

Least Favorable Months in San Antonio

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

August56/100June59/100July60/100

Good news: San Antonio has no truly bad months!

With a score of 56/100, even August(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in San Antonio, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why August is the Least Favorable (But Still Okay) Time to Visit San Antonio

Is August a Good Time to Visit San Antonio?

👌A reasonable choice for your trip
Short Answer

Expect challenging weather in San Antonio during August - 36°C combined with 61% humidity creates a heat index of 47°C. Air conditioning and strategic planning are essential.

Decision Factors

Extreme heat danger

35.5°C highs, potentially dangerous for outdoor activities

Feels significantly hotter than 35.5°C

Heat index: 47°C due to 61% humidity

Excellent dry conditions

Only 14% rain probability - ideal for outdoor activities

Plenty of sunshine

11.4h of sunshine daily

Shoulder season - balanced conditions

83% of peak - good value with moderate crowds

Exceptional dining scene

15 Michelin-listed restaurants

Good For

  • 📸
    Photographers

    11.4h sunshine, 57% clear skies for golden hour shots

  • 💑
    Honeymoon couples

    Wedding score 88/100 with romantic weather conditions

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 👨‍👩‍👧‍👦
    Families with children

    47°C heat index dangerous for children

  • 👴
    Elderly travelers

    Heat index of 47°C poses health risks

  • 🥾
    Outdoor enthusiasts

    Extreme conditions limit outdoor activity options

  • 🌡️
    Heat-sensitive visitors

    47°C feels-like temperature creates discomfort

930 observations30-year historical data
Confidence: 95%

Key Challenges During These Months

Extreme Heat

Temperatures can become dangerously hot with oppressive humidity

Months to Avoid: Detailed Breakdown

Worst56

August

Extreme heat danger, Feels significantly hotter than 35.5°C

View details
2nd Worst59

June

Very hot conditions, Feels significantly hotter than 33.7°C

View details
3rd Worst60

July

Very hot conditions, Feels significantly hotter than 34.7°C

View details

Looking for the Best Time Instead?

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

Best Time to Visit San Antonio

Frequently Asked Questions

When should I avoid visiting San Antonio?

Based on 30 years of data, the most challenging months are August, June, July. Primary concerns include: extreme heat danger, feels significantly hotter than 35.5°c.

What is the worst month to visit San Antonio?

August is typically the most challenging month, scoring only 56/100 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.