What is the weather like in Sintra in January?

Expect temperatures between 9°C and 14°C with 24% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Sintra in January?

Sintra in January scores 63/100 based on 30 years of climate data. Good option with minor considerations.

Who should visit Sintra in January?

January in Sintra is ideal for: Cultural tourists, Honeymoon couples, Business travelers.

Sintra Weather in January | 30-Year Forecast

Avg High

14°C

Hottest around day 1

Avg Low

9°C

Coolest around day 13

Rainy Days

11days

24% avg rain chance

Sunshine

8hrs/day

Winter season

Sintra January Weather Calendar

Click any day to see detailed weather information

Day 1

Cloudy

14°C23%

Day 2

Cloudy

14°C27%

Day 3

Cloudy

14°C29%

Day 4

Cloudy

14°C27%

Day 5

Cloudy

14°C26%

Day 6

Cloudy

14°C27%

Day 7

Cloudy

14°C26%

Day 8

Cloudy

14°C22%

Day 9

Cloudy

14°C22%

Day 10

Cloudy

14°C22%

Day 11

Nice

14°C19%

Day 12

Nice

14°C17%

Day 13

Nice

14°C20%

Day 14

Cloudy

14°C21%

Day 15

Cloudy

14°C23%

Day 16

Cloudy

14°C25%

Day 17

Cloudy

14°C29%

Day 18

Cloudy

14°C30%

Day 19

Cloudy

14°C30%

Day 20

Cloudy

14°C31%

Day 21

Cloudy

14°C28%

Day 22

Cloudy

14°C23%

Day 23

Cloudy

14°C21%

Day 24

Cloudy

14°C21%

Day 25

Cloudy

14°C21%

Day 26

Cloudy

14°C21%

Day 27

Cloudy

14°C24%

Day 28

Cloudy

14°C24%

Day 29

Cloudy

14°C25%

Day 30

Cloudy

14°C23%

Day 31

Cloudy

14°C22%

Essential Travel Info for Sintra

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

EUR

€ Euro

Language

Portuguese

Driving

Right side

Safety

Very High Safety

GPI: 1.301

Travel Intelligence

Exclusive flight analytics & health data for Sintra

Smart Flight Estimator

Airport-to-Airport Logistics

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Add your home location in settings to see airport details.

Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Well Connected

63/ 100

Traffic Index

Popular destination

Peak Daily Arrivals

slots per day

Peak

Jun

Low

Jul

Monthly Traffic Distribution

262

Jan

304

Feb

304

Mar

322

Apr

340

May

343

Jun

209

Jul

297

Aug

297

Sep

297

Oct

297

Nov

297

Dec

Traffic Level

Low Season

Key Connections

Madrid Adolfo Suárez –Barajas (MAD)

Funchal Madeira (FNC)

Paris Orly (ORY)

Barcelona (BCN)

Porto Francisco de Sá Carneiro (OPO)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Portugal. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Portugal.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Portugal.If rabies exposures occur while in Portugal, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is January a Good Time to Visit Sintra?

👌Good option with minor considerations(63/100)

Short Answer

January is excellent for visiting Sintra: comfortable 14°C temperatures, only 24% rain risk, and 7h of daily sunshine create ideal conditions for exploration.

Decision Factors

Vaccinations required

Yellow Fever

Very high humidity

80% average humidity

Health precautions needed

Be aware of: Leptospirosis, Leishmaniasis, Zika

Shoulder season - balanced conditions

76% of peak - good value with moderate crowds

Exceptional dining scene

50 Michelin-listed restaurants

Good For

🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 90/100 with romantic weather conditions
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

👴
Elderly travelers
80% humidity creates difficult conditions

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Sintra in January averages 14°C with 24% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Sintra in January

What are the temperatures in Sintra in January?

Daytime highs average 14°C, nights drop to 9°C. Temperatures remain fairly consistent.

How many rainy days in Sintra in January?

Expect around 11 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Sintra in January?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is January peak season in Sintra?

This is shoulder season—moderate prices and manageable crowds.

Sintra Weather in January

Sintra January Weather Calendar

Essential Travel Info for Sintra

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Hepatitis A

Hepatitis B

Measles

Rabies

Yellow Fever

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: Sintra in January

What are the temperatures in Sintra in January?

How many rainy days in Sintra in January?

What to wear in Sintra in January?

Is January peak season in Sintra?