What is the weather like in Sintra throughout the year?

Sintra experiences varying weather throughout the year. The warmest month is August with average highs of 24°C. The coolest month is January.

What is the weather like in Sintra in June?

Sintra in June scores 66/100 based on 30 years of climate data. Solid choice for most travelers.

Who should visit Sintra in June?

June in Sintra is ideal for: Outdoor enthusiasts, Photographers, Cultural tourists, Honeymoon couples, Business travelers.

Best Time to Visit Sintra | 30-Year Weather Analysis

Why June is the Best Time to Visit Sintra

Is June a Good Time to Visit Sintra?

👍Solid choice for most travelers(66/100)

Short Answer

Sintra's June delivers on its reputation: 21°C, 8% rain, 12.6h sunshine. The trade-off? Peak crowds and prices at 100% capacity.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

100% of annual peak - expect crowds and peak prices

Ideal temperature range

21.2°C - perfect for sightseeing and outdoor activities

Excellent dry conditions

Only 8% rain probability - ideal for outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Leishmaniasis, Zika

Plenty of sunshine

12.6h of sunshine daily

Good For

🥾
Outdoor enthusiasts
Ideal hiking conditions: 21.2°C, 8% rain chance
📸
Photographers
12.6h sunshine, 62% clear skies for golden hour shots
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 100/100 with romantic weather conditions
💼
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

Warmest

August

24°C avg

Coolest

January

14°C avg

Driest

July

1% rain

Wettest

December

27% rain

Planning Your Trip to Sintra, Portugal

Wondering when is the best time to visit Sintra? Based on our analysis of 30 years of NASA satellite weather data, the ideal months to travel to Sintra are June, July, August. During these months, you'll experience optimal temperatures around 21°C with only 8% chance of rain.

The Sintra climate varies throughout the year. August is the hottest month with average highs of 24°C, while January is the coldest at 14°C. If you're planning outdoor activities or sightseeing in Sintra, avoid December when rainfall peaks at 27% probability.

For the best Sintra weather experience, we recommend visiting during July for the driest conditions or the shoulder months of June and July for a perfect balance of weather and fewer crowds.

Sintra Weather by Month: Climate Guide

Click any month to explore detailed daily forecasts for Sintra

🏆 85-100: Excellent👍 70-84: Great👌 55-69: Good🤔 40-54: Fair⚠️ 0-39: Challenging

When to Visit Sintra: Travel Style Guide

Personalized Sintra travel recommendations based on 30-year weather data

Budget Travelers

Shoulder season with good weather and lower prices

FebruaryAprilMay

Avoiding Crowds

Fewer tourists with acceptable weather conditions

JanuaryMarchNovember

Photography

Best light conditions with clear skies

JulyAugustJune

Honeymoon

Perfect conditions for a romantic getaway

FebruaryAprilMay

Sintra Weather FAQ: Your Questions Answered

What is the best time to visit Sintra?

Based on 30 years of weather data, the best months to visit Sintra are June, July, August. These months offer the optimal combination of pleasant temperatures (21°C avg) and low rainfall (8% chance).

When is the hottest time of year in Sintra?

August is historically the warmest month in Sintra with average highs of 24°C. If you prefer cooler weather, consider visiting in January when temperatures average around 14°C.

When is the rainy season in Sintra?

December typically sees the most rainfall in Sintra with a 27% chance of rain. For the driest conditions, plan your visit in July when rain probability drops to just 1%.

How accurate is the Sintra weather forecast?

Our Sintra climate analysis is based on 30 years of NASA POWER satellite observations (1995-2024), providing highly accurate historical averages. While weather can vary year to year, these long-term patterns are excellent indicators for planning your trip to Sintra.

What should I pack for Sintra?

Packing depends on when you visit. In August (warmest month), pack light summer clothes for 24°C weather. In January (coolest month), bring layers for 14°C temperatures.

Is Sintra good for a destination wedding?

Yes! The best months for an outdoor wedding in Sintra are July (only 1% rain chance) and June for optimal weather conditions. Avoid December when rain probability peaks at 27%.