Month guide · Sintra, Portugal
Sintra in July: weather and what to expect
In July, Sintra averages highs of 21°C and lows of 17°C, with about 1 rainy day and 4 mm of rain. Highs are 2°C warmer than in June and about the same as in August. Our rules rate it good for walking and cycling. Crowds in the Lisbon area are at their peak.
Is July a good time to visit?
Good for
- Walking and cyclingHighs of 21°C with about 1 rainy day
Not ideal for
Nothing stands out as a weaker fit.
Daily highs through July
Town-level · ERA5-Land 1991-2020Highs climb about 1°C over the month. A day above 25°C happens in roughly 1 July in 2; nights below 15°C in about 1 in 5.
July in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in July 2027
No national or regional public holidays.
Local (municipal) holidays are not included.
Warmer in July
Where is warm in July →| Place | High | Rain days | From Sintra |
|---|---|---|---|
| Marinhais, Alentejo | 31°C | 1 | 65 km |
| Poceirão, Alentejo | 31°C | 1 | 51 km |
| Bemfica, Alentejo | 30°C | 1 | 71 km |
| Benavente, Alentejo | 30°C | 1 | 53 km |
| Salvaterra de Magos, Alentejo | 30°C | 1 | 57 km |
The nearest towns with a warmer July. Distances are in a straight line.
How July is changing
Town-level · ERA5-LandJuly highs are about the same as in 1991-2000 (2016-2025 against 1991-2000). Days above 25°C in July went from 1.1 to 0.9 a year on average.
Questions about Sintra in July
Is July a good time to visit Sintra?
Our rules rate July good for walking and cycling (highs of 21°C with about 1 rainy day).
How warm is Sintra in July?
Average highs are 21°C and lows 17°C. June averages 20°C and August 22°C.
Does it rain much in Sintra in July?
About 1 day has at least 1 mm of rain, with 4 mm in total over the month.
Is Sintra busy in July?
In July 2025, nights booked through online platforms in the Lisbon area were about 90% of the busiest month, which we count as peak. The figure is for the whole region and leaves out hotels.
How long are the days in Sintra in July?
About 14 h 39 min from sunrise to sunset in the middle of the month.
Sources
Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology