World Resorts Portugal Sintra Weather

Sintra 14 Days Forecast

17.03
mon
Day
59°F
N 13 mph
Precip.
100%
Night
54°F
SW 6 mph
Precip.
76%
18.03
tue
Day
57°F
NE 13 mph
Precip.
100%
Night
57°F
N 18 mph
Precip.
100%
19.03
wed
Day
55°F
N 27 mph
Precip.
100%
Night
54°F
NE 45 mph
Precip.
100%
20.03
thu
Day
55°F
NE 17 mph
Precip.
100%
Night
50°F
N 7 mph
Precip.
100%
21.03
fri
Day
52°F
SE 4 mph
Precip.
100%
Night
54°F
E 14 mph
Precip.
100%
22.03
sat
Day
61°F
N 13 mph
Precip.
100%
Night
54°F
NW 10 mph
Precip.
100%
23.03
sun
Day
59°F
N 15 mph
Precip.
100%
Night
54°F
NW 9 mph
Precip.
100%
24.03
mon
Day
61°F
NW 13 mph
Precip.
100%
Night
55°F
NW 3 mph
Precip.
0%
25.03
tue
Day
63°F
NW 8 mph
Precip.
0%
Night
54°F
NW 2 mph
Precip.
100%
26.03
wed
Day
61°F
N 9 mph
Precip.
100%
Night
55°F
SE 2 mph
Precip.
0%
27.03
thu
Day
59°F
E 11 mph
Precip.
0%
Night
54°F
SE 9 mph
Precip.
100%
28.03
fri
Day
52°F
SE 17 mph
Precip.
83%
Night
48°F
SE 14 mph
Precip.
100%
29.03
sat
Day
52°F
S 15 mph
Precip.
60%
Night
50°F
S 14 mph
Precip.
0%
30.03
sun
Day
55°F
S 17 mph
Precip.
62%
Night
54°F
S 8 mph
Precip.
0%

Sea water temperature in March, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
53
55
57
59
61
63
65
67

The average sea water temperature in March of 2025 was 58.9°F. The highest and lowest sea temperatures during the month were 59.4°F and 58.5°F.

Air temperature in Sintra, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
104
60.6
64.9
71.8
76.2
78.4
77.9
72.2
68.8
65.2
62.0
60.6
59.0
54.8
58.0
63.3
65.3
65.3
64.5
61.7
58.5
55.8
53.5
52.9
52.5
Day temperature   
Night temperature

Precipitation total in Sintra, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.9
1.3
1.7
2.2
2.6
3.0
2.5
2.5
1.4
0.8
0.1
0.2
0.5
1.3
2.4
2.1
1.4
1.9
* Charts above show average data for the last 3 years.

Best time for vacation in Sintra

Sunniest months:
August 27 days
July 25 days
September 23 days
Warmest months:
August 78.6 °F
July 77.8 °F
September 76.9 °F
Warmest sea temp:
September 64.7 °F
October 64.3 °F
August 63.8 °F
Coldest months:
January 58.9 °F
February 59.6 °F
December 60.8 °F
Rainiest months:
March 4 days
November 4 days
January 4 days
Windiest months:
July 12.8 mph
August 12.5 mph
June 12.2 mph

Sintra on a weather map

Leaflet | Tiles © Esri
Places in Portugal:
Name
°F
Albufeira
+57°F
Algarve
+59°F
Cascais
+57°F
Lagos
+57°F
Lisbon
+54°F
Madeira
+61°F
Ponta Delgada
+59°F
Portimao
+57°F
Porto
+48°F
Porto Santo Island
+59°F
Sao Miguel
+59°F
Setubal
+55°F
Terceira Island
+57°F
Faro
+59°F
Funchal
+61°F
all places
24 Hours Forecast
Sintra
Local time: 09:32
March 17, monday
1200
59°F
N
13 mph
1500
57°F
NW
12 mph
1800
57°F
NW
6 mph
2100
55°F
SW
7 mph
March 18, tuesday
0000
54°F
SW
6 mph
0300
54°F
SE
2 mph
0600
50°F
E
1 mph
0900
55°F
NE
4 mph
Units of measurement: °C / °F