30YearWeather
St. John's
When to avoid visiting St. John's, Antigua and Barbuda
Seasonal Comparison

Least Favorable Months in St. John's

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

July50/100August51/100September51/100

Good news: St. John's has no truly bad months!

With a score of 50/100, even July(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in St. John's, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why July is the Least Favorable (But Still Okay) Time to Visit St. John's

Is July a Good Time to Visit St. John's?

👌A reasonable choice for your trip
Short Answer

⚠️ July falls in St. John's's typhoon season. While daily weather averages 29°C with 32% 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

29.4°C with 76% humidity - challenging conditions

Vaccinations required

Yellow Fever

Feels significantly hotter than 29.4°C

Heat index: 35°C due to 76% humidity

Warm tropical seas

29.1°C sea temperature - Hot Soup

Seismically active region

7 earthquakes recorded in this month (30-year data)

Good For

  • 🏖️
    Beach lovers

    29.1°C warm seas and 32% rain probability

  • 📸
    Photographers

    11.6h sunshine, 51% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

  • 🎯
    Adventure seekers

    1.05m waves - good for surfing and water sports

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

  • 👴
    Elderly travelers

    76% humidity creates difficult conditions

  • 💼
    Business travelers

    Storm season may cause flight disruptions

  • 🌡️
    Heat-sensitive visitors

    35°C feels-like temperature creates discomfort

930 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

Worst50

July

Atlantic Hurricane season active, Oppressive heat and humidity

View details
2nd Worst51

August

Atlantic Hurricane season active, Oppressive heat and humidity

View details
3rd Worst51

September

Atlantic Hurricane season active, Oppressive heat and humidity

View details

Looking for the Best Time Instead?

Discover the optimal months to visit St. John's with ideal weather conditions, fewer crowds, and better prices.

Best Time to Visit St. John's

Frequently Asked Questions

When should I avoid visiting St. John's?

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

What is the worst month to visit St. John's?

July is typically the most challenging month, scoring only 50/100 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.