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Sintra Weather in July
July is one of the excellent months to visit Sintra, with daytime temperatures of 23°C (73°F) and lows of 18°C (64°F) at night. It is also the driest month of the year.
Rainfall in Sintra in July
With the driest weather of the year, this month is ideal for outdoor fun. Based on our climate data of the past 30 years, about 2 days of rain are anticipated, with 3.7 mm (0.1 in) on average. The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Sintra in July
July is a excellent month in Sintra, with 23°C (73°F) during the day and 18°C (64°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Sintra in July
The city usually sees around 385 hours of sunlight, indicating many sunny days , a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August, September and October typically offer the best weather for Sintra.
Sintra Temperature in July
Min Temperature
18°C (64°F)
Max Temperature
23°C (73°F)
Chance of Rain
7%
Precipitation
3.7 mm (0.1 in)
Rainy days
2 days
Humidity
71% *
Sunshine
385 hours *
Percentage Sunshine
85% *
* Data from: Cascais, Portugal (11 KM, 7 Miles).
Sintra Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sintra - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sintra typically stay consistent throughout July, with daily highs averaging around 23°C (73°F). Nights are pleasant, with lows around 17°C (63°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather records for Sintra in July
Browse day-by-day weather records for Sintra spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sintra historical weather extremes in July
Based on 50 years of weather observations in Sintra between 1976 and 2026, these are the recorded extremes.
- Sintra recorded its highest July temperature of 41°C (106°F) on July 23, 1995.
- Sintra experienced its chilliest July day on July 4, 1982, reaching only 19°C (66°F).
- The lowest overnight temperature recorded in July was 12°C (54°F) (July 3, 2008).
Best Places in Portugal in July
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in July →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Sintra in July
For Sintra in July, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Sintra in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Barbeque9/10 -
Camping10/10 -
Outdoor sports10/10
Sintra 3-Day Forecast
More climate data for Sintra
Temperature Rainfall Sunshine Humidity
See the full Sintra climate overview or explore weather in Portugal.
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