27.04
mon
mon
Day
70°F
S 4 mph
Precip.
0%
0%
Night
63°F
S 10 mph
Precip.
0%
0%
28.04
tue
tue
Day
66°F
S 7 mph
Precip.
0%
0%
Night
59°F
SE 6 mph
Precip.
69%
69%
29.04
wed
wed
Day
61°F
NE 7 mph
Precip.
83%
83%
Night
57°F
NE 9 mph
Precip.
100%
100%
30.04
thu
thu
Day
63°F
N 11 mph
Precip.
63%
63%
Night
59°F
E 6 mph
Precip.
0%
0%
01.05
fri
fri
Day
63°F
E 6 mph
Precip.
0%
0%
Night
59°F
S 8 mph
Precip.
0%
0%
02.05
sat
sat
Day
63°F
NE 7 mph
Precip.
0%
0%
Night
59°F
NE 10 mph
Precip.
0%
0%
03.05
sun
sun
Day
64°F
NE 9 mph
Precip.
0%
0%
Night
59°F
S 5 mph
Precip.
0%
0%
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 59.1°F. The highest and lowest sea temperatures during the month were 61.3°F and 57.7°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 61.7°F. The highest and lowest sea temperatures during the month were 63.3°F and 59.7°F.
Air temperature in Sintra, °F
Precipitation total in Sintra, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sintra
Sintra on a weather map
Places in Portugal:
Name
°F
24 Hours Forecast
Sintra
Local time: 18:58
April 27, monday
2100
63°F
S
11 mph
11 mph
April 28, tuesday
0000
63°F
S
10 mph
10 mph
0300
61°F
S
7 mph
7 mph
0600
59°F
S
8 mph
8 mph
0900
61°F
S
8 mph
8 mph
1200
66°F
S
7 mph
7 mph
1500
66°F
SE
8 mph
8 mph
1800
63°F
SE
11 mph
11 mph
