Our verdict
The best time to visit Sintra is April-June
The very hottest temperatures in Sintra get to around 26℃ (79℉) in the height of summer. In the winter months, it can get down to as low as 8℃ (47℉) at night.
The longest days between sunrise and sunset in Sintra are usually in July, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. On average it rains the most days in November, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.
Keep reading to find out when the best times to travel to Sintra are for whatever trip you’re planning. By the time you finish, you’ll have all the info you need, and you’ll be ready to start booking. Don’t know where to look or who to book with? Don’t stress! We’ve hand-picked our favourite online travel tools we use, know and love so you can rest assured you’re in safe hands. Happy reading!
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Sintra seasons
Before you continue, it’s important to know when the seasons are in Sintra as they might be different to yours depending on where in the world you’re travelling from. Sintra is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Sintra
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Sintra for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Sintra climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Sintra for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Sintra in January
- Average temperature: 13℃ (55℉)
- Average high temperature: 15℃ (58℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 76%
- Average sunny days: 16 days
- Average rainfall: 40mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in January, make sure you pack a warm jacket or coat.
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Sintra in February
- Average temperature: 13℃ (55℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 11℃ (52℉)
- Average humidity: 74%
- Average sunny days: 17 days
- Average rainfall: 29mm (1") over 10 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in February, make sure you pack a warm jacket or coat.
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Sintra in March
- Average temperature: 14℃ (57℉)
- Average high temperature: 16℃ (61℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 75%
- Average sunny days: 16 days
- Average rainfall: 34mm (1") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in March, make sure you pack a warm jacket or coat.
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Sintra in April
- Average temperature: 15℃ (59℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 13℃ (56℉)
- Average humidity: 76%
- Average sunny days: 15 days
- Average rainfall: 41mm (2") over 13 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in April, make sure you pack a light jumper or hoodie.
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Sintra in May
- Average temperature: 17℃ (63℉)
- Average high temperature: 20℃ (68℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 74%
- Average sunny days: 21 days
- Average rainfall: 24mm (1") over 9 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in May, make sure you pack a light jumper or hoodie.
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Sintra in June
- Average temperature: 19℃ (66℉)
- Average high temperature: 21℃ (71℉)
- Average low temperature: 17℃ (63℉)
- Average humidity: 75%
- Average sunny days: 22 days
- Average rainfall: 8mm (0") over 5 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in June, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Sintra in July
- Average temperature: 20℃ (68℉)
- Average high temperature: 23℃ (73℉)
- Average low temperature: 18℃ (65℉)
- Average humidity: 77%
- Average sunny days: 27 days
- Average rainfall: 2mm (0") over 3 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Sintra in August
- Average temperature: 21℃ (70℉)
- Average high temperature: 24℃ (75℉)
- Average low temperature: 19℃ (65℉)
- Average humidity: 75%
- Average sunny days: 28 days
- Average rainfall: 3mm (0") over 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in August, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
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Sintra in September
- Average temperature: 21℃ (69℉)
- Average high temperature: 23℃ (74℉)
- Average low temperature: 18℃ (65℉)
- Average humidity: 75%
- Average sunny days: 24 days
- Average rainfall: 18mm (1") over 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in September, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.
Sintra in October
- Average temperature: 19℃ (67℉)
- Average high temperature: 22℃ (71℉)
- Average low temperature: 17℃ (63℉)
- Average humidity: 73%
- Average sunny days: 19 days
- Average rainfall: 42mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in October, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Sintra in November
- Average temperature: 16℃ (60℉)
- Average high temperature: 17℃ (63℉)
- Average low temperature: 14℃ (58℉)
- Average humidity: 74%
- Average sunny days: 13 days
- Average rainfall: 67mm (3") over 15 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in November, make sure you pack a light jumper or hoodie.
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Sintra in December
- Average temperature: 14℃ (57℉)
- Average high temperature: 16℃ (60℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 75%
- Average sunny days: 19 days
- Average rainfall: 52mm (2") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Sintra in December, make sure you pack a light jumper or hoodie.
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