30YearWeather
Sintra
When to avoid visiting Sintra, Portugal
Seasonal Comparison

Least Favorable Months in Sintra

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

November61/100December61/100January63/100

Good news: Sintra has no truly bad months!

With a score of 61/100, even November(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Sintra, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why November is the Least Favorable (But Still Okay) Time to Visit Sintra

Is November a Good Time to Visit Sintra?

👌Good option with minor considerations
Short Answer

November is Sintra's peak season for good reason: 17°C temperatures and 27% rain probability. But expect crowds (87% of annual maximum) and premium prices.

Decision Factors

Vaccinations required

Yellow Fever

Very high humidity

80% average humidity

Peak tourist season

87% of annual peak - expect crowds and high prices

Health precautions needed

Be aware of: Leptospirosis, Leishmaniasis, Zika

Exceptional dining scene

50 Michelin-listed restaurants

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

    80% humidity creates difficult conditions

900 observations30-year historical data
Confidence: 95%

Key Challenges During These Months

Challenging Conditions

Weather conditions may limit outdoor activities and sightseeing options

Months to Avoid: Detailed Breakdown

Worst61

November

Very high humidity, Peak tourist season

View details
2nd Worst61

December

Very high humidity, Peak tourist season

View details
3rd Worst63

January

Very high humidity

View details

Looking for the Best Time Instead?

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

Best Time to Visit Sintra

Frequently Asked Questions

When should I avoid visiting Sintra?

Based on 30 years of data, the most challenging months are November, December, January. Primary concerns include: very high humidity, peak tourist season.

What is the worst month to visit Sintra?

November is typically the most challenging month, scoring only 61/100 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.