Viana Do Castelo-Chafe (Portugal) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius; -
Maximum daytime temperature: 16° Celsius; Minimum nighttime temperature: 9° Celsius;
Maximum daytime temperature: 16 degrees Celsius; Minimum nighttime temperature: 9 degrees Celsius; -
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 7 degrees Celsius;
-
Maximum daytime temperature: 20° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 20 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
Cloudy changing to sunny intervals by late morning.
Sunrise:
Sunset:
M UV
No pollution data.
No pollen data.
7 day forecast for Viana Do Castelo-Chafe
Today (18 March 2026)
| Time |
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
 |
|
|
 |
|
|
|
|
|
 |
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
10%
|
20%
|
30%
|
30%
|
20%
|
20%
|
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature |
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
18°
|
18°
|
19°
|
20°
|
20°
|
20°
|
19°
|
18°
|
16°
|
14°
|
14°
|
14°
|
14°
|
| Feels like temperature (°C) |
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
14°
|
14°
|
16°
|
16°
|
17°
|
18°
|
18°
|
18°
|
19°
|
19°
|
16°
|
14°
|
13°
|
13°
|
13°
|
| Wind direction and speed |
SE
10
|
SE
10
|
SE
10
|
SE
9
|
SE
9
|
SE
8
|
SE
8
|
SE
7
|
SE
9
|
SE
10
|
SE
10
|
SE
9
|
SSE
8
|
SSE
6
|
SE
4
|
ESE
4
|
E
4
|
E
4
|
E
5
|
E
5
|
E
5
|
| Wind gust (mph) |
18
|
18
|
17
|
16
|
15
|
14
|
14
|
18
|
21
|
21
|
20
|
18
|
16
|
13
|
9
|
8
|
8
|
9
|
10
|
11
|
10
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
85%
|
83%
|
83%
|
82%
|
81%
|
81%
|
76%
|
75%
|
65%
|
58%
|
54%
|
49%
|
51%
|
52%
|
57%
|
81%
|
82%
|
84%
|
83%
|
80%
|
79%
|
| UV | - | - | - | 1 | 1 | 1 | 1 | 3 | 4 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Thursday (19 March 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
30%
|
50%
|
40%
|
40%
|
40%
|
40%
|
40%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
11°
|
11°
|
10°
|
10°
|
9°
|
12°
|
14°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
16°
|
15°
|
14°
|
14°
|
14°
|
13°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
11°
|
10°
|
9°
|
9°
|
9°
|
12°
|
14°
|
16°
|
16°
|
17°
|
17°
|
17°
|
18°
|
18°
|
17°
|
16°
|
15°
|
14°
|
14°
|
14°
|
13°
|
| Wind direction and speed (mph) |
E
5
|
E
5
|
ENE
5
|
ENE
5
|
ENE
5
|
ENE
5
|
ENE
4
|
ENE
4
|
ENE
3
|
ENE
3
|
ESE
4
|
SSE
6
|
S
7
|
SSW
6
|
SW
5
|
W
4
|
WNW
4
|
NW
5
|
NW
5
|
NW
4
|
NW
4
|
NNW
4
|
NNW
4
|
NNW
4
|
| Wind gust (mph) |
10
|
9
|
9
|
8
|
8
|
8
|
8
|
7
|
7
|
8
|
11
|
14
|
14
|
13
|
11
|
11
|
10
|
8
|
7
|
7
|
7
|
7
|
8
|
7
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
81%
|
83%
|
85%
|
86%
|
88%
|
90%
|
92%
|
92%
|
86%
|
79%
|
70%
|
71%
|
59%
|
58%
|
58%
|
58%
|
58%
|
66%
|
79%
|
89%
|
90%
|
91%
|
91%
|
92%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 3 | 4 | 3 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Friday (20 March 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
30%
|
40%
|
40%
|
50%
|
50%
|
40%
|
40%
|
40%
|
40%
|
30%
|
30%
|
20%
|
40%
|
30%
|
40%
|
30%
|
30%
|
10%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
14°
|
13°
|
13°
|
13°
|
12°
|
12°
|
| Feels like temperature (°C) |
13°
|
13°
|
12°
|
12°
|
12°
|
12°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
15°
|
15°
|
15°
|
15°
|
14°
|
14°
|
14°
|
13°
|
13°
|
13°
|
12°
|
12°
|
| Wind direction and speed (mph) |
NNW
4
|
N
4
|
N
4
|
NNE
4
|
NE
3
|
ENE
4
|
ENE
3
|
E
3
|
E
3
|
E
3
|
E
3
|
ESE
4
|
SSE
5
|
SSE
5
|
SE
6
|
SE
5
|
ESE
5
|
E
5
|
ENE
5
|
NE
4
|
NE
4
|
NE
4
|
NNE
3
|
NNE
3
|
| Wind gust (mph) |
7
|
7
|
7
|
6
|
6
|
6
|
6
|
5
|
6
|
7
|
8
|
11
|
11
|
12
|
12
|
11
|
10
|
10
|
9
|
8
|
7
|
6
|
6
|
6
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
94%
|
95%
|
96%
|
96%
|
97%
|
97%
|
98%
|
98%
|
97%
|
95%
|
91%
|
88%
|
82%
|
84%
|
83%
|
80%
|
81%
|
83%
|
84%
|
89%
|
92%
|
92%
|
94%
|
96%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - |
Saturday (21 March 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
10°
|
10°
|
10°
|
9°
|
9°
|
12°
|
13°
|
15°
|
16°
|
17°
|
18°
|
19°
|
18°
|
18°
|
17°
|
16°
|
14°
|
12°
|
12°
|
11°
|
10°
|
| Feels like temperature (°C) |
12°
|
10°
|
11°
|
10°
|
10°
|
10°
|
9°
|
9°
|
12°
|
13°
|
15°
|
16°
|
17°
|
18°
|
18°
|
18°
|
17°
|
16°
|
15°
|
13°
|
12°
|
11°
|
11°
|
10°
|
| Wind direction and speed (mph) |
NE
3
|
NE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
2
|
E
2
|
ESE
3
|
SE
4
|
SW
3
|
W
4
|
WNW
5
|
NW
7
|
NW
8
|
NNW
7
|
NNW
6
|
NNW
4
|
NNW
3
|
N
3
|
NNE
3
|
| Wind gust (mph) |
5
|
4
|
5
|
5
|
5
|
5
|
5
|
5
|
5
|
6
|
7
|
10
|
10
|
12
|
12
|
13
|
14
|
13
|
11
|
9
|
6
|
5
|
4
|
4
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
96%
|
97%
|
97%
|
97%
|
97%
|
98%
|
98%
|
98%
|
94%
|
88%
|
75%
|
63%
|
57%
|
56%
|
55%
|
55%
|
57%
|
63%
|
73%
|
87%
|
91%
|
92%
|
93%
|
94%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | - | - | - | - | - |
Sunday (22 March 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
8°
|
8°
|
11°
|
14°
|
16°
|
18°
|
19°
|
20°
|
20°
|
20°
|
20°
|
19°
|
17°
|
15°
|
14°
|
13°
|
12°
|
11°
|
| Feels like temperature (°C) |
10°
|
9°
|
9°
|
8°
|
7°
|
7°
|
7°
|
7°
|
11°
|
14°
|
17°
|
18°
|
18°
|
19°
|
19°
|
18°
|
17°
|
17°
|
16°
|
14°
|
13°
|
12°
|
11°
|
10°
|
| Wind direction and speed (mph) |
NNE
3
|
NE
3
|
NE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
NE
3
|
NNE
2
|
NNW
3
|
W
4
|
WNW
5
|
WNW
6
|
NW
7
|
NW
9
|
NW
9
|
NNW
7
|
NNW
6
|
NNW
5
|
N
6
|
N
5
|
NNE
4
|
| Wind gust (mph) |
4
|
4
|
5
|
5
|
5
|
6
|
6
|
6
|
6
|
6
|
7
|
10
|
12
|
14
|
15
|
16
|
16
|
15
|
12
|
10
|
11
|
10
|
8
|
6
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
M
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
95%
|
96%
|
96%
|
97%
|
98%
|
98%
|
98%
|
98%
|
94%
|
80%
|
69%
|
56%
|
46%
|
42%
|
41%
|
40%
|
41%
|
46%
|
59%
|
81%
|
82%
|
83%
|
84%
|
85%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 1 | 1 | 1 | - | - | - | - | - |
Monday (23 March 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
8°
|
7°
|
13°
|
18°
|
20°
|
17°
|
12°
|
| Feels like temperature (°C) |
10°
|
7°
|
6°
|
13°
|
17°
|
18°
|
16°
|
11°
|
| Wind direction and speed (mph) |
NNE
4
|
NE
4
|
NE
4
|
NE
3
|
NNW
5
|
NW
8
|
NW
7
|
N
4
|
| Wind gust (mph) |
7
|
7
|
7
|
10
|
15
|
16
|
11
|
8
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
86%
|
92%
|
96%
|
73%
|
44%
|
42%
|
69%
|
86%
|
| UV | - | - | 1 | 2 | 5 | 3 | 1 | - |
Tuesday (24 March 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
9°
|
8°
|
13°
|
16°
|
16°
|
15°
|
13°
|
| Feels like temperature (°C) |
10°
|
8°
|
7°
|
12°
|
15°
|
14°
|
13°
|
11°
|
| Wind direction and speed (mph) |
NNE
4
|
NNE
4
|
NE
4
|
NNE
5
|
NNW
7
|
NNW
9
|
NNW
11
|
N
10
|
| Wind gust (mph) |
7
|
7
|
9
|
13
|
17
|
20
|
20
|
19
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
89%
|
93%
|
96%
|
69%
|
46%
|
43%
|
72%
|
86%
|
| UV | - | - | 1 | 2 | 5 | 3 | 1 | - |
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Forecast for 4am (UTC) Wednesday
Updated 00:43 (UTC) on Wed 18 Mar 2026
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