Currently: 75 °F. Sunny. (Weather station: Porto / Pedras Rubras, Portugal). See more current weatherMay 2018 Weather in Porto — Graph
°F
Time
Wind
(mph)
(mph)
Temp
(°F)
(°F)
38
42
46
50
54
58
62
66
70
74
78
Tue, May 1
Lo:41
12 am
Hi:46
4
Lo:39
6 am
Hi:57
6
Lo:55
12 pm
Hi:57
11
Lo:52
6 pm
Hi:55
5
Wed, May 2
Lo:50
12 am
Hi:54
8
Lo:50
6 am
Hi:57
11
Lo:57
12 pm
Hi:61
10
Lo:52
6 pm
Hi:59
4
Thu, May 3
Lo:52
12 am
Hi:55
1
Lo:55
6 am
Hi:61
5
Lo:61
12 pm
Hi:64
14
Lo:55
6 pm
Hi:64
11
Fri, May 4
Lo:52
12 am
Hi:57
8
Lo:52
6 am
Hi:64
8
Lo:64
12 pm
Hi:68
12
Lo:55
6 pm
Hi:68
6
Sat, May 5
Lo:59
12 am
Hi:63
10
Lo:57
6 am
Hi:70
12
Lo:66
12 pm
Hi:73
11
Lo:54
6 pm
Hi:66
6
Sun, May 6
Lo:52
12 am
Hi:55
2
Lo:50
6 am
Hi:75
6
Lo:68
12 pm
Hi:70
7
Lo:57
6 pm
Hi:70
3
Mon, May 7
Lo:54
12 am
Hi:57
1
Lo:52
6 am
Hi:68
4
Lo:64
12 pm
Hi:72
6
Lo:57
6 pm
Hi:64
4
Tue, May 8
Lo:55
12 am
Hi:57
4
Lo:57
6 am
Hi:63
4
Lo:61
12 pm
Hi:68
13
Lo:55
6 pm
Hi:61
11
Wed, May 9
Lo:54
12 am
Hi:55
3
Lo:55
6 am
Hi:59
5
Lo:57
12 pm
Hi:61
17
Lo:54
6 pm
Hi:59
16
Thu, May 10
Lo:46
12 am
Hi:54
8
Lo:46
6 am
Hi:64
7
Lo:64
12 pm
Hi:68
12
Lo:54
6 pm
Hi:68
5
Fri, May 11
Lo:54
12 am
Hi:55
4
Lo:54
6 am
Hi:57
4
Lo:57
12 pm
Hi:61
10
Lo:52
6 pm
Hi:55
7
Sat, May 12
Lo:46
12 am
Hi:52
2
Lo:48
6 am
Hi:57
9
Lo:55
12 pm
Hi:57
14
Lo:48
6 pm
Hi:55
9
Sun, May 13
Lo:45
12 am
Hi:48
3
Lo:46
6 am
Hi:57
4
Lo:55
12 pm
Hi:59
9
Lo:54
6 pm
Hi:57
8
Mon, May 14
Lo:54
12 am
Hi:54
2
Lo:54
6 am
Hi:59
8
Lo:59
12 pm
Hi:64
12
Lo:55
6 pm
Hi:61
11
Tue, May 15
Lo:48
12 am
Hi:55
7
Lo:46
6 am
Hi:68
6
Lo:66
12 pm
Hi:68
12
Lo:55
6 pm
Hi:66
7
Wed, May 16
Lo:50
12 am
Hi:55
2
Lo:52
6 am
Hi:77
8
Lo:73
12 pm
Hi:79
11
Lo:57
6 pm
Hi:75
9
Thu, May 17
Lo:55
12 am
Hi:64
4
Lo:59
6 am
Hi:77
7
Lo:72
12 pm
Hi:75
11
Lo:59
6 pm
Hi:72
4
Fri, May 18
Lo:55
12 am
Hi:64
5
Lo:57
6 am
Hi:75
8
Lo:70
12 pm
Hi:73
11
Lo:63
6 pm
Hi:72
7
Sat, May 19
Lo:55
12 am
Hi:64
4
Lo:55
6 am
Hi:72
5
Lo:68
12 pm
Hi:72
9
Lo:59
6 pm
Hi:70
6
Sun, May 20
Lo:55
12 am
Hi:59
4
Lo:57
6 am
Hi:64
8
Lo:61
12 pm
Hi:63
10
Lo:55
6 pm
Hi:61
9
Mon, May 21
Lo:57
12 am
Hi:57
11
Lo:57
6 am
Hi:61
11
Lo:61
12 pm
Hi:63
11
Lo:59
6 pm
Hi:61
5
Tue, May 22
Lo:50
12 am
Hi:59
2
Lo:52
6 am
Hi:64
3
Lo:61
12 pm
Hi:64
7
Lo:57
6 pm
Hi:63
6
Wed, May 23
Lo:55
12 am
Hi:59
4
Lo:55
6 am
Hi:70
4
Lo:68
12 pm
Hi:72
9
Lo:59
6 pm
Hi:68
6
Thu, May 24
Lo:57
12 am
Hi:59
2
Lo:57
6 am
Hi:66
5
Lo:61
12 pm
Hi:64
3
Lo:59
6 pm
Hi:61
4
Fri, May 25
Lo:59
12 am
Hi:61
4
Lo:59
6 am
Hi:61
6
Lo:59
12 pm
Hi:63
6
Lo:59
6 pm
Hi:61
3
Sat, May 26
Lo:59
12 am
Hi:59
2
Lo:59
6 am
Hi:64
4
Lo:64
12 pm
Hi:66
7
Lo:57
6 pm
Hi:66
3
Sun, May 27
Lo:55
12 am
Hi:59
2
Lo:57
6 am
Hi:64
4
Lo:61
12 pm
Hi:63
16
Lo:55
6 pm
Hi:61
12
Mon, May 28
Lo:54
12 am
Hi:57
4
Lo:54
6 am
Hi:63
7
Lo:59
12 pm
Hi:64
16
Lo:57
6 pm
Hi:61
10
Tue, May 29
Lo:57
12 am
Hi:57
4
Lo:57
6 am
Hi:57
3
Lo:57
12 pm
Hi:59
5
Lo:59
6 pm
Hi:59
7
Wed, May 30
Lo:57
12 am
Hi:59
6
Lo:57
6 am
Hi:61
6
Lo:61
12 pm
Hi:64
7
Lo:59
6 pm
Hi:61
3
Thu, May 31
Lo:55
12 am
Hi:59
4
Lo:57
6 am
Hi:61
7
Lo:59
12 pm
Hi:61
7
Lo:54
6 pm
Hi:61
6
Tuesday, May 1, 2018, 12:00 am — 6:00 am
46 / 41 °F
Clear.
Humidity: 91%
Barometer: 30.05 "Hg
N
Wind: 3.728 mph
High & Low Weather Summary for May 2018
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 79 °F (May 16, 1:00 pm) | 100% (May 1, 6:30 am) | 30.30 "Hg (May 1, 6:30 am) |
| Low | 39 °F (May 1, 6:30 am) | 26% (May 16, 1:00 pm) | 29.86 "Hg (May 17, 8:30 pm) |
| Average | 59 °F | 79% | 30.01 "Hg |
| * Reported May 1 12:00 am — May 31 11:30 pm, Porto. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Porto Weather History for May 1, 2018
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 12:00 am Tue, May 1 |  | 46 °F | Clear. | No wind | ↑ | 93% | 30.07 "Hg | 10 mi |
| 12:30 am | | 46 °F | Clear. | 2 mph | ↑ | 87% | 30.07 "Hg | 10 mi |
| 1:00 am | | 46 °F | Clear. | 3 mph | ↑ | 93% | 30.07 "Hg | 10 mi |
| 1:30 am | | 46 °F | Clear. | 6 mph | ↑ | 87% | 30.07 "Hg | 10 mi |
| 2:30 am | | 45 °F | Clear. | 3 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 3:00 am | | 45 °F | Clear. | 5 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 3:30 am | | 45 °F | Clear. | 5 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 4:00 am | | 43 °F | Clear. | 3 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 4:30 am | | 45 °F | Clear. | 6 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 5:00 am | | 45 °F | Clear. | 6 mph | ↑ | 87% | 30.04 "Hg | 10 mi |
| 5:30 am | | 43 °F | Clear. | 3 mph | ↑ | 87% | 30.04 "Hg | 10 mi |
| 6:00 am | | 41 °F | Clear. | 3 mph | ↑ | 93% | 30.04 "Hg | 10 mi |
| 6:30 am | | 39 °F | Clear. | 3 mph | ↑ | 100% | 30.04 "Hg | 10 mi |
| 7:00 am |  | 41 °F | Passing clouds. | 5 mph | ↑ | 87% | 30.04 "Hg | N/A |
| 7:30 am | | 41 °F | Passing clouds. | 3 mph | ↑ | 93% | 30.07 "Hg | N/A |
| 8:30 am | | 48 °F | Passing clouds. | 3 mph | ↑ | 82% | 30.07 "Hg | N/A |
| 9:00 am | | 50 °F | Passing clouds. | 5 mph | ↑ | 76% | 30.07 "Hg | N/A |
| 9:30 am | | 52 °F | Passing clouds. | 6 mph | ↑ | 67% | 30.07 "Hg | N/A |
| 10:00 am | | 54 °F | Passing clouds. | 6 mph | ↑ | 58% | 30.07 "Hg | N/A |
| 10:30 am | | 55 °F | Passing clouds. | 8 mph | ↑ | 59% | 30.07 "Hg | N/A |
| 11:00 am | | 55 °F | Passing clouds. | 8 mph | ↑ | 63% | 30.07 "Hg | N/A |
| 11:30 am | | 55 °F | Passing clouds. | 8 mph | ↑ | 59% | 30.07 "Hg | N/A |
| 12:00 pm | | 57 °F | Passing clouds. | 10 mph | ↑ | 63% | 30.07 "Hg | N/A |
| 12:30 pm | | 57 °F | Passing clouds. | 10 mph | ↑ | 55% | 30.07 "Hg | N/A |
| 1:00 pm | | 57 °F | Passing clouds. | 13 mph | ↑ | 55% | 30.07 "Hg | N/A |
| 1:30 pm | | 57 °F | Passing clouds. | 10 mph | ↑ | 55% | 30.07 "Hg | N/A |
| 2:00 pm | | 57 °F | Passing clouds. | 12 mph | ↑ | 51% | 30.07 "Hg | N/A |
| 2:30 pm | | 57 °F | Passing clouds. | 12 mph | ↑ | 55% | 30.07 "Hg | N/A |
| 3:00 pm | | 57 °F | Passing clouds. | 12 mph | ↑ | 59% | 30.07 "Hg | N/A |
| 3:30 pm | | 57 °F | Passing clouds. | 12 mph | ↑ | 59% | 30.07 "Hg | N/A |
| 4:30 pm | | 55 °F | Passing clouds. | 10 mph | ↑ | 63% | 30.04 "Hg | N/A |
| 5:30 pm | | 57 °F | Passing clouds. | 9 mph | ↑ | 63% | 30.04 "Hg | N/A |
| 6:00 pm | | 55 °F | Passing clouds. | 9 mph | ↑ | 63% | 30.04 "Hg | N/A |
| 6:30 pm | | 55 °F | Passing clouds. | 8 mph | ↑ | 63% | 30.04 "Hg | N/A |
| 7:30 pm | | 54 °F | Passing clouds. | 6 mph | ↑ | 67% | 30.04 "Hg | N/A |
| 8:00 pm | | 54 °F | Passing clouds. | 6 mph | ↑ | 67% | 30.04 "Hg | N/A |
| 8:30 pm | | 54 °F | Passing clouds. | 3 mph | ↑ | 67% | 30.04 "Hg | N/A |
| 9:00 pm |  | 54 °F | Passing clouds. | 3 mph | ↑ | 67% | 30.04 "Hg | N/A |
| 9:30 pm | | 52 °F | Passing clouds. | 3 mph | ↑ | 72% | 30.04 "Hg | N/A |
| 10:00 pm | | 52 °F | Passing clouds. | 5 mph | ↑ | 77% | 30.04 "Hg | N/A |
| 10:30 pm | | 52 °F | Passing clouds. | 3 mph | ↑ | 72% | 30.04 "Hg | N/A |
| 11:00 pm | | 52 °F | Passing clouds. | 3 mph | ↑ | 72% | 30.04 "Hg | N/A |
| 11:30 pm | | 52 °F | Passing clouds. | 3 mph | ↑ | 77% | 30.04 "Hg | N/A |
| Weather by CustomWeather, © 2025 | ||||||||