Sintra weather in May
In May, Sintra sees average daytime highs of 17°C and overnight lows near 15°C, with 40 mm of rain across 5.4 wet days and about 14.1 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 55% of the time in May, and the air most often feels dry.
Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Sintra's 5th-clearest and 7th-windiest month. For the whole year in context, see Sintra's year-round climate.
- Daytime high
- 17°
- 6th warmest
- Overnight low
- 15°
- 7th coldest
- Rainfall
- 40 mm
- 5.4 wet days
- Daylight
- 14 h 06 min
- 5:31 AM – 7:37 PM
- Cloud cover
- 40%
- 5th clearest
- Wind
- 24 km/h
- 7th windiest
- Solar energy
- 6.8 kWh/m²
- Travel score
- 6.1
- out of 10
Sintra is town seat of Sintra municipality, Lisbon District, Portugal.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Day-to-day highs hold fairly steady near 17°C through the month.
A typical May day in Sintra reaches about 17°C in the afternoon and slips back to 15°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 18°C. Set against its neighbours, May runs about 1°C warmer than April and about 2°C cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 |
| Avg low (°C) | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 16 | 14 |
| 2 | 16 | 14 |
| 3 | 16 | 14 |
| 4 | 16 | 14 |
| 5 | 16 | 15 |
| 6 | 16 | 15 |
| 7 | 16 | 15 |
| 8 | 16 | 15 |
| 9 | 16 | 15 |
| 10 | 16 | 15 |
| 11 | 16 | 15 |
| 12 | 16 | 15 |
| 13 | 16 | 15 |
| 14 | 16 | 15 |
| 15 | 16 | 15 |
| 16 | 16 | 15 |
| 17 | 17 | 15 |
| 18 | 17 | 15 |
| 19 | 17 | 15 |
| 20 | 17 | 15 |
| 21 | 17 | 15 |
| 22 | 17 | 16 |
| 23 | 17 | 16 |
| 24 | 17 | 16 |
| 25 | 17 | 16 |
| 26 | 17 | 16 |
| 27 | 17 | 16 |
| 28 | 17 | 16 |
| 29 | 17 | 16 |
| 30 | 17 | 16 |
| 31 | 17 | 16 |
Sintra weather by month
How May compares with the rest of the year at a glance. May is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 14° / 12° | 81 | 10.2 | 9.6 | 4.3 |
| Feb | 14° / 12° | 60 | 8.2 | 10.5 | 4.3 |
| Mar | 15° / 13° | 56 | 8.1 | 11.7 | 4.7 |
| Apr | 15° / 14° | 50 | 7.8 | 13 | 5.1 |
| May | 17° / 15° | 40 | 5.4 | 14.1 | 6.1 |
| Jun | 18° / 17° | 8 | 1.8 | 14.7 | 7.5 |
| Jul | 19° / 18° | 2 | 0.6 | 14.4 | 8.2 |
| Aug | 19° / 18° | 4 | 0.8 | 13.5 | 8.2 |
| Sep | 19° / 18° | 27 | 3.8 | 12.3 | 7.5 |
| Oct | 19° / 17° | 80 | 9 | 11 | 6.3 |
| Nov | 17° / 15° | 95 | 10.6 | 9.9 | 5.3 |
| Dec | 15° / 13° | 89 | 10.6 | 9.3 | 4.6 |
Cloud cover in May
The sky is clear or mostly clear about 55% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 28%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 67 | 68 | 68 | 68 | 69 | 69 | 68 | 69 | 69 | 70 | 69 | 70 | 70 | 71 | 71 | 72 | 72 | 72 | 73 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 74 |
| Cloudier (%) | 33 | 32 | 32 | 32 | 31 | 31 | 32 | 31 | 31 | 30 | 31 | 30 | 30 | 29 | 29 | 28 | 28 | 28 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 67 | 33 |
| 2 | 68 | 32 |
| 3 | 68 | 32 |
| 4 | 68 | 32 |
| 5 | 69 | 31 |
| 6 | 69 | 31 |
| 7 | 68 | 32 |
| 8 | 69 | 31 |
| 9 | 69 | 31 |
| 10 | 70 | 30 |
| 11 | 69 | 31 |
| 12 | 70 | 30 |
| 13 | 70 | 30 |
| 14 | 71 | 29 |
| 15 | 71 | 29 |
| 16 | 72 | 28 |
| 17 | 72 | 28 |
| 18 | 72 | 28 |
| 19 | 73 | 27 |
| 20 | 74 | 26 |
| 21 | 74 | 26 |
| 22 | 75 | 25 |
| 23 | 75 | 25 |
| 24 | 75 | 25 |
| 25 | 75 | 25 |
| 26 | 75 | 25 |
| 27 | 75 | 25 |
| 28 | 75 | 25 |
| 29 | 75 | 25 |
| 30 | 75 | 25 |
| 31 | 74 | 26 |
Chance of precipitation in May
Sintra gets around 40 mm of rain over 5.4 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 17% and peaks near 23% on the wettest days. The odds ease toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 11 | 11 |
| Rain chance (%) | |
|---|---|
| 1 | 23 |
| 2 | 22 |
| 3 | 22 |
| 4 | 22 |
| 5 | 22 |
| 6 | 22 |
| 7 | 21 |
| 8 | 21 |
| 9 | 20 |
| 10 | 20 |
| 11 | 19 |
| 12 | 19 |
| 13 | 18 |
| 14 | 18 |
| 15 | 18 |
| 16 | 17 |
| 17 | 17 |
| 18 | 16 |
| 19 | 16 |
| 20 | 16 |
| 21 | 15 |
| 22 | 15 |
| 23 | 14 |
| 24 | 14 |
| 25 | 14 |
| 26 | 13 |
| 27 | 13 |
| 28 | 12 |
| 29 | 12 |
| 30 | 11 |
| 31 | 11 |
Humidity in May
Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the dry band about 48% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 68 | 67 | 66 | 65 | 64 | 64 | 63 | 61 | 59 | 58 | 57 | 55 | 53 | 52 | 51 | 49 | 47 | 45 | 43 | 42 | 40 | 38 | 36 | 35 | 33 | 32 | 30 | 29 | 28 | 27 | 26 |
| Comfortable (%) | 31 | 32 | 32 | 33 | 34 | 34 | 35 | 37 | 38 | 39 | 40 | 42 | 43 | 44 | 45 | 46 | 48 | 49 | 50 | 50 | 52 | 53 | 54 | 54 | 55 | 55 | 56 | 56 | 55 | 55 | 55 |
| Humid (%) | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 17 | 18 | 19 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 68 | 31 | 1 |
| 2 | 67 | 32 | 1 |
| 3 | 66 | 32 | 2 |
| 4 | 65 | 33 | 2 |
| 5 | 64 | 34 | 2 |
| 6 | 64 | 34 | 2 |
| 7 | 63 | 35 | 2 |
| 8 | 61 | 37 | 2 |
| 9 | 59 | 38 | 3 |
| 10 | 58 | 39 | 3 |
| 11 | 57 | 40 | 3 |
| 12 | 55 | 42 | 3 |
| 13 | 53 | 43 | 4 |
| 14 | 52 | 44 | 4 |
| 15 | 51 | 45 | 4 |
| 16 | 49 | 46 | 5 |
| 17 | 47 | 48 | 5 |
| 18 | 45 | 49 | 6 |
| 19 | 43 | 50 | 7 |
| 20 | 42 | 50 | 8 |
| 21 | 40 | 52 | 8 |
| 22 | 38 | 53 | 9 |
| 23 | 36 | 54 | 10 |
| 24 | 35 | 54 | 11 |
| 25 | 33 | 55 | 12 |
| 26 | 32 | 55 | 13 |
| 27 | 30 | 56 | 14 |
| 28 | 29 | 56 | 15 |
| 29 | 28 | 55 | 17 |
| 30 | 27 | 55 | 18 |
| 31 | 26 | 55 | 19 |
Wind in May
Winds average 24 km/h in May.
Across May, daily wind ranges from about 23 km/h on the calmest days to 24 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 24 | breezy |
| 2 | 24 | breezy |
| 3 | 24 | breezy |
| 4 | 24 | breezy |
| 5 | 24 | breezy |
| 6 | 24 | breezy |
| 7 | 24 | breezy |
| 8 | 24 | breezy |
| 9 | 24 | breezy |
| 10 | 24 | breezy |
| 11 | 24 | breezy |
| 12 | 24 | breezy |
| 13 | 24 | breezy |
| 14 | 24 | breezy |
| 15 | 24 | breezy |
| 16 | 24 | breezy |
| 17 | 24 | breezy |
| 18 | 24 | breezy |
| 19 | 24 | breezy |
| 20 | 24 | breezy |
| 21 | 24 | breezy |
| 22 | 23 | breezy |
| 23 | 23 | breezy |
| 24 | 23 | breezy |
| 25 | 23 | breezy |
| 26 | 23 | breezy |
| 27 | 23 | breezy |
| 28 | 23 | breezy |
| 29 | 23 | breezy |
| 30 | 23 | breezy |
| 31 | 23 | breezy |
Sunrise & sunset in May
Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 54 minutes over May. Sunrise moves from 5:47 AM to 5:20 AM, and sunset from 7:23 PM to 7:50 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.6 | 13.6 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 14.0 | 14.0 | 14.0 | 14.0 | 14.1 | 14.1 | 14.1 | 14.2 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 |
| Sunrise (AM) | 5:47 | 5:45 | 5:44 | 5:43 | 5:42 | 5:41 | 5:40 | 5:38 | 5:37 | 5:36 | 5:35 | 5:34 | 5:33 | 5:32 | 5:31 | 5:31 | 5:30 | 5:29 | 5:28 | 5:27 | 5:26 | 5:26 | 5:25 | 5:24 | 5:24 | 5:23 | 5:22 | 5:22 | 5:21 | 5:21 | 5:20 |
| Sunset (PM) | 7:23 | 7:24 | 7:25 | 7:26 | 7:27 | 7:28 | 7:29 | 7:30 | 7:30 | 7:31 | 7:32 | 7:33 | 7:34 | 7:35 | 7:36 | 7:37 | 7:38 | 7:39 | 7:40 | 7:41 | 7:41 | 7:42 | 7:43 | 7:44 | 7:45 | 7:46 | 7:46 | 7:47 | 7:48 | 7:49 | 7:50 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.6 | 5:47 | 7:23 |
| 2 | 13.6 | 5:45 | 7:24 |
| 3 | 13.7 | 5:44 | 7:25 |
| 4 | 13.7 | 5:43 | 7:26 |
| 5 | 13.7 | 5:42 | 7:27 |
| 6 | 13.8 | 5:41 | 7:28 |
| 7 | 13.8 | 5:40 | 7:29 |
| 8 | 13.9 | 5:38 | 7:30 |
| 9 | 13.9 | 5:37 | 7:30 |
| 10 | 13.9 | 5:36 | 7:31 |
| 11 | 14.0 | 5:35 | 7:32 |
| 12 | 14.0 | 5:34 | 7:33 |
| 13 | 14.0 | 5:33 | 7:34 |
| 14 | 14.0 | 5:32 | 7:35 |
| 15 | 14.1 | 5:31 | 7:36 |
| 16 | 14.1 | 5:31 | 7:37 |
| 17 | 14.1 | 5:30 | 7:38 |
| 18 | 14.2 | 5:29 | 7:39 |
| 19 | 14.2 | 5:28 | 7:40 |
| 20 | 14.2 | 5:27 | 7:41 |
| 21 | 14.3 | 5:26 | 7:41 |
| 22 | 14.3 | 5:26 | 7:42 |
| 23 | 14.3 | 5:25 | 7:43 |
| 24 | 14.3 | 5:24 | 7:44 |
| 25 | 14.4 | 5:24 | 7:45 |
| 26 | 14.4 | 5:23 | 7:46 |
| 27 | 14.4 | 5:22 | 7:46 |
| 28 | 14.4 | 5:22 | 7:47 |
| 29 | 14.4 | 5:21 | 7:48 |
| 30 | 14.5 | 5:21 | 7:49 |
| 31 | 14.5 | 5:20 | 7:50 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.8 kWh/m².
For context, solar energy here swings from a low near 2.01 kWh/m² to a high of 7.51 kWh/m² in July across the year — May's 6.8 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 | 6.7 | 6.7 | 6.7 | 6.8 | 6.8 | 6.8 | 6.8 | 6.9 | 6.9 | 6.9 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.4 | Intense |
| 2 | 6.4 | Intense |
| 3 | 6.4 | Intense |
| 4 | 6.5 | Intense |
| 5 | 6.5 | Intense |
| 6 | 6.5 | Intense |
| 7 | 6.5 | Intense |
| 8 | 6.6 | Intense |
| 9 | 6.6 | Intense |
| 10 | 6.6 | Intense |
| 11 | 6.7 | Intense |
| 12 | 6.7 | Intense |
| 13 | 6.7 | Intense |
| 14 | 6.8 | Intense |
| 15 | 6.8 | Intense |
| 16 | 6.8 | Intense |
| 17 | 6.8 | Intense |
| 18 | 6.9 | Intense |
| 19 | 6.9 | Intense |
| 20 | 6.9 | Intense |
| 21 | 7.0 | Intense |
| 22 | 7.0 | Intense |
| 23 | 7.0 | Intense |
| 24 | 7.0 | Intense |
| 25 | 7.0 | Intense |
| 26 | 7.0 | Intense |
| 27 | 7.1 | Intense |
| 28 | 7.1 | Intense |
| 29 | 7.1 | Intense |
| 30 | 7.1 | Intense |
| 31 | 7.1 | Intense |
Hazard calendar for Sintra
None of Sintra's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Sintra's rainy season runs October–April, when most of the year's rain falls.
Is May a good time to visit Sintra?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a reasonable time to visit Sintra for sightseeing.
What to pack for Sintra in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Sintra sees daytime highs around 17°C and nights near 15°C. Pack sun protection. Worth having: a warm layer and a windbreaker. About 5 days see rain.
Sea temperature near Sintra in May
The nearest coast averages about 16°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in September at about 19°C and coldest in February near 15°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 15 | 15 | 15 | 16 | 18 | 18 | 19 | 19 | 18 | 17 | 16 |
| Comfort | Cool | Bracing | Bracing | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Cool |
| Feb | 15 | Bracing |
| Mar | 15 | Bracing |
| Apr | 15 | Cool |
| May | 16 | Cool |
| Jun | 18 | Cool |
| Jul | 18 | Cool |
| Aug | 19 | Cool |
| Sep | 19 | Cool |
| Oct | 18 | Cool |
| Nov | 17 | Cool |
| Dec | 16 | Cool |
UV index in Sintra in May
Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sintra peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 2 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 6 | 8 | 7 | 9 | 9 | 9 | 6 | 5 | 3 | 2 |
| Level | Low | Moderate | High | Very high | Very high | Very high | Very high | Very high | High | High | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 6 | High |
| Apr | 8 | Very high |
| May | 7 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 6 | High |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Where is Sintra?
Sintra sits at 38.8°N, 9.4°W, 197 m above sea level, in Portugal. The nearest listed city is Algueirão, 3.0 km away.
Topography around Sintra
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sintra.
Within 3 km, the terrain around Sintra has significant variations in elevation — a maximum elevation change of 460 m around an average of 198 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 513 m; within 80 km, large variations in elevation — a maximum elevation change of 651 m.
The land around Sintra is covered by trees (49%), grassland (27%) and artificial surfaces (22%) within 3 km, water (28%), grassland (27%) and trees (24%) within 16 km, and water (47%) and grassland (24%) within 80 km.
Portugal travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / E / F
- 230 V · 50 Hz
- Prices
- ≈ 60% of US
- price level, 2025
- GDP per capita
- $32,082
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 95%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2022
- Road deaths
- 8.2
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 612
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Sintra (38.801°, -9.3783°, elevation 197 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).