30YearWeather
Sydney
When to avoid visiting Sydney, Australia
Seasonal Comparison

Least Favorable Months in Sydney

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

May64/100June64/100March65/100

Good news: Sydney has no truly bad months!

With a score of 64/100, even May(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Sydney, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why May is the Least Favorable (But Still Okay) Time to Visit Sydney

Is May a Good Time to Visit Sydney?

👌Worthwhile timing with some trade-offs
Short Answer

Beach lovers rejoice: Sydney's May features 21°C sea temperatures alongside 19°C air temps. Just 22% rain risk makes this prime swimming season.

Decision Factors

Vaccinations required

Yellow Fever

Rough sea conditions

1.55m average wave height - Surfers Only

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Dengue

Plenty of sunshine

8.2h of sunshine daily

Shoulder season - balanced conditions

52% of peak - good value with moderate crowds

Good For

  • 👨‍👩‍👧‍👦
    Families with children

    Comfortable 18.7°C temperatures and low 22% rain risk

  • 👴
    Elderly travelers

    Comfortable 18.7°C temperature range with manageable humidity

  • 🥾
    Outdoor enthusiasts

    Ideal hiking conditions: 18.7°C, 22% rain chance

  • 📸
    Photographers

    8.2h sunshine, 56% clear skies for golden hour shots

  • 🏛️
    Cultural tourists

    Comfortable conditions for exploring museums and sites

Who Should Avoid

Suitable for most traveler types

930 observations30-year historical data
Confidence: 99%

Key Challenges During These Months

Challenging Conditions

Weather conditions may limit outdoor activities and sightseeing options

Months to Avoid: Detailed Breakdown

Worst64

May

Rough sea conditions

View details
2nd Worst64

June

Less favorable conditions

View details
3rd Worst65

March

Rough sea conditions

View details

Looking for the Best Time Instead?

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

Best Time to Visit Sydney

Frequently Asked Questions

When should I avoid visiting Sydney?

Based on 30 years of data, the most challenging months are May, June, March. Primary concerns include: rough sea conditions.

What is the worst month to visit Sydney?

May is typically the most challenging month, scoring only 64/100 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.