30YearWeather
Charleston
When to avoid visiting Charleston, United States
Seasonal Comparison

Least Favorable Months in Charleston

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

June52/100July52/100August52/100

Good news: Charleston has no truly bad months!

With a score of 52/100, even June(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Charleston, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why June is the Least Favorable (But Still Okay) Time to Visit Charleston

Is June a Good Time to Visit Charleston?

👌Good option with minor considerations
Short Answer

⚠️ June falls in Charleston's typhoon season. While daily weather averages 29°C with 37% rain, tropical storms can disrupt travel. Flexible bookings recommended.

Decision Factors

Atlantic Hurricane season active

Atlantic zone - expect potential atlantic hurricane activity

Oppressive heat and humidity

29.1°C with 78% humidity - challenging conditions

Feels significantly hotter than 29.1°C

Heat index: 35°C due to 78% humidity

Warm tropical seas

27.2°C sea temperature - Hot Soup

Peak tourist season

93% of annual peak - expect crowds and peak prices

Plenty of sunshine

11.4h of sunshine daily

Good For

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

  • 👴
    Elderly travelers

    78% humidity creates difficult conditions

  • 💼
    Business travelers

    Storm season may cause flight disruptions

  • 🌡️
    Heat-sensitive visitors

    35°C feels-like temperature creates discomfort

900 observations30-year historical data
Confidence: 99%

Key Challenges During These Months

Extreme Heat

Temperatures can become dangerously hot with oppressive humidity

Storm Season

Typhoons or hurricanes can disrupt travel and cause dangerous conditions

Months to Avoid: Detailed Breakdown

Worst52

June

Atlantic Hurricane season active, Oppressive heat and humidity

View details
2nd Worst52

July

Atlantic Hurricane season active, Oppressive heat and humidity

View details
3rd Worst52

August

Atlantic Hurricane season active, Oppressive heat and humidity

View details

Looking for the Best Time Instead?

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

Best Time to Visit Charleston

Frequently Asked Questions

When should I avoid visiting Charleston?

Based on 30 years of data, the most challenging months are June, July, August. Primary concerns include: atlantic hurricane season active, oppressive heat and humidity.

What is the worst month to visit Charleston?

June is typically the most challenging month, scoring only 52/100 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.