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When is the best time to visit Sintra?

The best time to visit Sintra is between May and October, the most comfortable stretch of the year on these averages.

Sintra has four seasons without a desert summer or a guaranteed freeze. Pack for mixed weather. The good outdoor weeks are real, and so are the grey ones. Sintra is a city in Portugal. This page is about Sintra, not a country average.

Most visitors come for cities, walking and the milder stretch of the year. Treat midwinter as museums and food unless you like weather for its own sake. The monthly table owns the averages. This layer is how Sintra actually feels.

Part of Portugal weather.

Sintra
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Spring

Spring in Sintra is when the year becomes walkable again. March, April and May are mixed: bright days, wet days, and the odd reminder that winter has not fully left.

In Sintra the meteorological summer is June, July and August and winter is December, January and February. This is a good month-range for a city break that wants outdoor hours without betting the packing list on heat. Carry a shell.

Read Sintra in this stretch as its own climate, not as a generic holiday season copied from another destination.

Summer

Summer in Sintra is the most usable stretch of the year: June, July and August. Long days, milder nights, and outdoor weather that makes a city break feel like a holiday.

In Sintra the meteorological summer is June, July and August and winter is December, January and February. It is still a mixed-sky climate. A grey afternoon is not a surprise. Pack for sitting outside and for the hour you duck into a museum because the sky decided otherwise.

Read Sintra in this stretch as its own climate, not as a generic holiday season copied from another destination.

Autumn

Autumn in Sintra is the second spring, then a slide: September, October and November. Early weeks are for walking. Later weeks are for jackets and shorter outdoor plans.

In Sintra the meteorological summer is June, July and August and winter is December, January and February. Rain returns as a planning constraint. Sintra in these months is still a good city-break climate if you pack for weather instead of for a brochure afternoon.

Read Sintra in this stretch as its own climate, not as a generic holiday season copied from another destination.

Winter

Winter in Sintra is grey, wet and short on daylight: December, January and February. Snow is possible and not the identity of the season. Museums, food and walking between showers are the trip.

In Sintra the meteorological summer is June, July and August and winter is December, January and February. A bright winter afternoon in Sintra is worth going out for. The rest of the day is not a failed summer. It is the climate this place actually has.

Read Sintra in this stretch as its own climate, not as a generic holiday season copied from another destination.

Sintra weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

Average temperature and rainfall, month by month

Every figure below is a 1991–2020 climate normal for Sintra, in °C and °F. Open a month for what to expect and what to pack.

Sintra weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January12°C / 53°F104 mm
February13°C / 55°F73 mm
March15°C / 59°F72 mm
April16°C / 61°F67 mm
May19°C / 65°F53 mm
June21°C / 71°F13 mm
July23°C / 73°F3 mm
August24°C / 74°F7 mm
September22°C / 72°F36 mm
October19°C / 66°F108 mm
November15°C / 59°F121 mm
December13°C / 55°F102 mm

Where to stay in Sintra

Dates are a starting point for May.

All hotels in Sintra

Travel guides for Sintra

What to read before you book.

All travel guides in Sintra

Check another month

Now pick a month.

FAQs about Sintra weather

Climate averages for Sintra, 1991–2020.

The best time to visit Sintra is between May and October, the most comfortable stretch of the year on these averages.

August is the hottest month, with an average around 24°C.

November is the wettest month, with about 121 mm of rain.

Sintra has a distinct rainy season from October to April, peaking in November at about 121 mm. The dry season runs from May to September.

January is the coolest month, averaging 12°C (53°F) against 24°C (74°F) in August.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what each month is usually like, which is what you want when booking ahead. For today or the coming week, check a live forecast.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.