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Porthmadog (52° 55' N/4° 07' W)
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| Tu 30 | We 31 | Th 01 | Fr 02 | Sa 03 | Su 04 | Mo 05 | Tu 06 | We 07 | Th 08 | Fr 09 | Sa 10 | Su 11 | Mo 12 | |
| Tmin (°F) | 50 | 53 | 59 | 55 | 51 | 53 | 62 | 59 | 53 | 59 | 53 | 53 | 55 | 55 |
| Tmax (°F) | 71 | 75 | 73 | 66 | 62 | 62 | 68 | 64 | 64 | 64 | 64 | 64 | 66 | 64 |
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| a.m. | NE 3 | E 2 | SW 3 | SW 10 | SW 8 | SW 13 | SW 12 | SW 11 | SW 9 | SW 13 | SW 9 | SW 8 | SW 7 | SW 6 |
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| N 5 | SW 5 | SW 7 | SW 14 | SW 11 | SW 14 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 8 | SW 8 | |
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| E 4 | S 2 | SW 5 | SW 13 | SW 9 | SW 13 | SW 9 | SW 8 | SW 10 | SW 9 | SW 6 | SW 8 | SW 7 | SW 6 | |
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| Precipitation (mm) | 0 | 0 | 0.9 | 11.2 | 2.6 | 11.5 | 9.8 | 12.5 | 5.8 | 9.8 | 0 | 0 | 0.6 | 0 |
| Rain risk | 20 % | 5 % | 15 % | 80 % | 55 % | 80 % | 75 % | 75 % | 65 % | 75 % | 35 % | 40 % | 55 % | 40 % |
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| Sunshine hours (hrs) | 8.6 | 5.5 | 8.6 | 0.8 | 7.7 | 0.8 | 0.8 | 4.6 | 4.6 | 1.5 | 6.8 | 5.3 | 4.5 | 4.5 |
| UV index | 5 | 5 | 6 | 4 | 6 | 3 | 3 | 5 | 5 | 4 | 5 | 5 | 5 | 4 |
| Sunrise Sunset |
05:32 21:13 |
05:34 21:11 |
05:36 21:09 |
05:37 21:08 |
05:39 21:06 |
05:40 21:04 |
05:42 21:02 |
05:44 21:00 |
05:45 20:58 |
05:47 20:56 |
05:49 20:54 |
05:50 20:52 |
05:52 20:50 |
05:54 20:48 |
Last updated: Tue 30 Jul 05:08 EDT
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
