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Monthly weather forecast in Porto
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
4
+23
+18
4 August, sun
+23
+18
Feels like
+23
759 mmHg
67%
4.1
m/s
NW
+19
4 August, Sunday. day, 23°; night, 18°; clear
5
+23
+18
5 August, mon
+23
+18
Feels like
+23
759 mmHg
64%
4.5
m/s
NW
+19
5 August, Monday. day, 23°; night, 18°; clear
6
+23
+19
6 August, tue
+23
+19
Feels like
+23
760 mmHg
61%
4.4
m/s
NW
+19
6 August, Tuesday. day, 23°; night, 19°; clear
7
+25
+20
7 August, wed
+25
+20
Feels like
+24
760 mmHg
56%
4.6
m/s
NW
+19
7 August, Wednesday. day, 25°; night, 20°; clear
8
+27
+22
8 August, thu
+27
+22
Feels like
+26
760 mmHg
47%
4.5
m/s
N
+19
8 August, Thursday. day, 27°; night, 22°; clear
9
August
+26
+19
9 August, fri
+26
+19
Feels like
+25
757 mmHg
76%
4.1
m/s
W
+17
Climate normal
+27
+22
9 August, Friday. day, 26°; night, 19°; mostly clear
10
+25
+19
10 August, sat
+25
+19
Feels like
+26
755 mmHg
76%
3.5
m/s
W
+18
Climate normal
+26
+20
10 August, Saturday. day, 25°; night, 19°; partly cloudy
11
+22
+19
11 August, sun
+22
+19
Feels like
+22
754 mmHg
86%
4.3
m/s
SW
+18
Climate normal
+25
+20
11 August, Sunday. day, 22°; night, 19°; partly cloudy
12
+23
+18
12 August, mon
+23
+18
Feels like
+21
755 mmHg
81%
5.8
m/s
NW
+18
Climate normal
+24
+19
12 August, Monday. day, 23°; night, 18°; partly cloudy
13
+22
+18
13 August, tue
+22
+18
Feels like
+19
757 mmHg
76%
6.7
m/s
NW
+18
Climate normal
+24
+19
13 August, Tuesday. day, 22°; night, 18°; partly cloudy
14
+24
+18
14 August, wed
+24
+18
Feels like
+20
758 mmHg
74%
6.9
m/s
NW
+17
Climate normal
+23
+18
14 August, Wednesday. day, 24°; night, 18°; clear
15
+27
+18
15 August, thu
+27
+18
Feels like
+23
757 mmHg
62%
5.1
m/s
NW
+17
Climate normal
+23
+18
15 August, Thursday. day, 27°; night, 18°; clear
16
+27
+19
16 August, fri
+27
+19
Feels like
+22
756 mmHg
61%
5.6
m/s
NW
+18
Climate normal
+23
+18
16 August, Friday. day, 27°; night, 19°; partly cloudy
17
+26
+19
17 August, sat
+26
+19
Feels like
+22
757 mmHg
66%
4.6
m/s
NW
+18
Climate normal
+23
+18
17 August, Saturday. day, 26°; night, 19°; partly cloudy
18
+25
+19
18 August, sun
+25
+19
Feels like
+21
756 mmHg
62%
5.1
m/s
NW
+16
Climate normal
+24
+19
18 August, Sunday. day, 25°; night, 19°; mostly clear
19
+28
+19
19 August, mon
+28
+19
Feels like
+22
757 mmHg
60%
5.1
m/s
W
Climate normal
+25
+20
19 August, Monday. day, 28°; night, 19°; partly cloudy
20
+25
+18
20 August, tue
+25
+18
Feels like
+20
755 mmHg
68%
5.1
m/s
NW
Climate normal
+24
+18
20 August, Tuesday. day, 25°; night, 18°; partly cloudy
21
+25
+19
21 August, wed
+25
+19
Feels like
+21
755 mmHg
74%
4.7
m/s
W
Climate normal
+23
+19
21 August, Wednesday. day, 25°; night, 19°; partly cloudy
22
+23
+18
22 August, thu
+23
+18
Feels like
+19
732 mmHg
67%
4.6
m/s
NW
Climate normal
+22
+18
22 August, Thursday. day, 23°; night, 18°; clear
23
+23
+18
23 August, fri
+23
+18
Feels like
+19
733 mmHg
68%
3.9
m/s
SW
Climate normal
+22
+17
23 August, Friday. day, 23°; night, 18°; clear
24
+21
+16
24 August, sat
+21
+16
Feels like
+19
734 mmHg
75%
4.1
m/s
NW
Climate normal
+23
+18
24 August, Saturday. day, 21°; night, 16°; mostly clear
25
+18
+15
25 August, sun
+18
+15
Feels like
+15
733 mmHg
85%
5.3
m/s
NW
Climate normal
+23
+18
25 August, Sunday. day, 18°; night, 15°; light rain
26
+20
+17
26 August, mon
+20
+17
Feels like
+15
733 mmHg
63%
4.8
m/s
NW
Climate normal
+24
+18
26 August, Monday. day, 20°; night, 17°; partly cloudy
27
+21
+17
27 August, tue
+21
+17
Feels like
+17
732 mmHg
65%
3.9
m/s
W
Climate normal
+23
+20
27 August, Tuesday. day, 21°; night, 17°; mostly clear
28
+21
+17
28 August, wed
+21
+17
Feels like
+17
734 mmHg
74%
5.2
m/s
NW
Climate normal
+25
+20
28 August, Wednesday. day, 21°; night, 17°; clear
29
+23
+19
29 August, thu
+23
+19
Feels like
+17
735 mmHg
64%
6.3
m/s
NW
Climate normal
+26
+20
29 August, Thursday. day, 23°; night, 19°; clear
30
+25
+18
30 August, fri
+25
+18
Feels like
+20
735 mmHg
60%
5.3
m/s
NW
Climate normal
+25
+19
30 August, Friday. day, 25°; night, 18°; clear
31
+24
+16
31 August, sat
+24
+16
Feels like
+18
733 mmHg
63%
4.3
m/s
NW
Climate normal
+24
+19
31 August, Saturday. day, 24°; night, 16°; clear
1 September
+21
+18
1 September, sun
+21
+18
Feels like
+17
732 mmHg
81%
3.7
m/s
SW
Climate normal
+24
+19
1 September, Sunday. day, 21°; night, 18°; partly cloudy
2
+19
+16
2 September, mon
+19
+16
Feels like
+14
732 mmHg
67%
7.2
m/s
NW
Climate normal
+23
+19
2 September, Monday. day, 19°; night, 16°; mostly clear
3
+19
+17
3 September, tue
+19
+17
Feels like
+13
733 mmHg
67%
6.5
m/s
N
Climate normal
+23
+18
3 September, Tuesday. day, 19°; night, 17°; mostly clear
4
+21
+17
4 September, wed
+21
+17
Feels like
+16
731 mmHg
69%
5.3
m/s
NE
Climate normal
+23
+19
4 September, Wednesday. day, 21°; night, 17°; mostly clear
5
+20
+17
5 September, thu
+20
+17
Feels like
+17
732 mmHg
66%
3.4
m/s
SW
Climate normal
+24
+19
5 September, Thursday. day, 20°; night, 17°; mostly clear
6
+19
+16
6 September, fri
+19
+16
Feels like
+15
733 mmHg
79%
4.9
m/s
S
Climate normal
+25
+19
6 September, Friday. day, 19°; night, 16°; rain
7
+19
+14
7 September, sat
+19
+14
Feels like
+17
735 mmHg
85%
3.4
m/s
SW
Climate normal
+23
+18
7 September, Saturday. day, 19°; night, 14°; partly cloudy
Average for 30 days
16
sunny days
2
days with precipitation
12
cloudy days
16 sunny days; 2 days with precipitation; 12 cloudy days;
71
%
air humidity
5
m/s
Wind
NW
2
mm of precipitation
(1% of annual average)
+18
°C
Water temperature
air humidity 71%; 2 millimeters of precipitation (1% of annual average); Wind north-westerly 5 Meters per second; Water temperature +18°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
SW
NW
NW
NW
NW
NW
NW
NW
W
NW
W
NW
SW
NW
NW
NW
W
NW
NW
NW
NW
SW
NW
N
NE
SW
S
SW
9
Average data for 10 years
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
4
5
6
7
Daytime temperature
Night-time temperature
