15.01
thu
thu
Day
57°F
NE 21 mph
Precip.
100%
100%
Night
52°F
SE 10 mph
Precip.
100%
100%
16.01
fri
fri
Day
55°F
SE 18 mph
Precip.
100%
100%
Night
48°F
SE 9 mph
Precip.
100%
100%
17.01
sat
sat
Day
52°F
SE 9 mph
Precip.
100%
100%
Night
46°F
S 7 mph
Precip.
0%
0%
18.01
sun
sun
Day
50°F
SW 2 mph
Precip.
0%
0%
Night
48°F
S 11 mph
Precip.
100%
100%
19.01
mon
mon
Day
54°F
S 12 mph
Precip.
85%
85%
Night
50°F
SE 7 mph
Precip.
61%
61%
20.01
tue
tue
Day
55°F
N 17 mph
Precip.
100%
100%
Night
48°F
W 22 mph
Precip.
100%
100%
21.01
wed
wed
Day
52°F
SW 14 mph
Precip.
0%
0%
Night
48°F
SW 11 mph
Precip.
0%
0%
22.01
thu
thu
Day
54°F
SW 9 mph
Precip.
0%
0%
Night
50°F
SW 6 mph
Precip.
0%
0%
23.01
fri
fri
Day
54°F
W 2 mph
Precip.
0%
0%
Night
50°F
SE 12 mph
Precip.
81%
81%
24.01
sat
sat
Day
54°F
SE 16 mph
Precip.
100%
100%
Night
48°F
S 9 mph
Precip.
82%
82%
25.01
sun
sun
Day
55°F
SE 6 mph
Precip.
86%
86%
Night
48°F
NW 8 mph
Precip.
100%
100%
26.01
mon
mon
Day
54°F
SE 21 mph
Precip.
100%
100%
Night
50°F
SE 21 mph
Precip.
100%
100%
27.01
tue
tue
Day
50°F
SW 13 mph
Precip.
0%
0%
Night
46°F
S 17 mph
Precip.
0%
0%
28.01
wed
wed
Day
46°F
S 14 mph
Precip.
0%
0%
Night
45°F
SE 9 mph
Precip.
100%
100%
Sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 58.1°F. The highest and lowest sea temperatures during the month were 58.6°F and 57.4°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: 22:03
January 16, friday
0000
52°F
SE
10 mph
10 mph
0300
52°F
E
10 mph
10 mph
0600
52°F
E
14 mph
14 mph
0900
52°F
E
15 mph
15 mph
1200
55°F
SE
18 mph
18 mph
1500
54°F
SE
17 mph
17 mph
1800
50°F
SE
16 mph
16 mph
2100
50°F
SE
11 mph
11 mph
