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Porthmadog (52° 55' N/4° 07' W)
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| Th 03 | Fr 04 | Sa 05 | Su 06 | Mo 07 | Tu 08 | We 09 | Th 10 | Fr 11 | Sa 12 | Su 13 | Mo 14 | Tu 15 | We 16 | |
| Tmin (°C) | 5 | 5 | 10 | 10 | 8 | 10 | 8 | 7 | 9 | 7 | 6 | 3 | 4 | 8 |
| Tmax (°C) | 15 | 15 | 17 | 15 | 17 | 15 | 14 | 14 | 11 | 12 | 13 | 12 | 13 | 14 |
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| a.m. | E 3 | S 5 | S 6 | S 6 | SE 3 | E 4 | S 4 | E 7 | S 11 | W 7 | NE 3 | E 3 | E 3 | SE 7 |
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| S 4 | S 7 | S 9 | SW 8 | E 4 | SW 5 | SE 2 | E 10 | SW 8 | W 7 | SE 2 | E 3 | SE 5 | S 6 | |
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| E 3 | S 6 | SE 10 | SW 4 | SE 4 | SW 3 | NE 3 | SW 17 | W 10 | N 3 | E 0 | E 3 | E 6 | SE 6 | |
| Gusts (mph) | 37 | 43 | ||||||||||||
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| Precipitation (mm) | 0 | 0 | 1.6 | 0.7 | 2.5 | 16.9 | 0 | 26.5 | 32.2 | 11.2 | 2.1 | 0 | 0 | 3.5 |
| Rain risk | 10 % | 20 % | 30 % | 55 % | 55 % | 70 % | 45 % | 80 % | 80 % | 70 % | 45 % | 20 % | 15 % | 55 % |
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| Sunshine hours (hrs) | 7.4 | 1.7 | 3.4 | 2.8 | 1.7 | 0.6 | 1.1 | 0.0 | 0.5 | 0.5 | 2.1 | 3.7 | 3.2 | 1.6 |
| UV index | 3 | 2 | 3 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 2 |
| Sunrise Sunset |
07:22 18:48 |
07:24 18:45 |
07:26 18:43 |
07:28 18:40 |
07:29 18:38 |
07:31 18:36 |
07:33 18:33 |
07:35 18:31 |
07:36 18:29 |
07:38 18:27 |
07:40 18:24 |
07:42 18:22 |
07:44 18:20 |
07:45 18:18 |
Last updated: Thu 03 Oct 09:24 EDT
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
