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Porthmadog (52° 55' N/4° 07' W)
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| Tu 01 | We 02 | Th 03 | Fr 04 | Sa 05 | Su 06 | Mo 07 | Tu 08 | We 09 | Th 10 | Fr 11 | Sa 12 | Su 13 | Mo 14 | |
| Tmin (°C) | 9 | 10 | 4 | 5 | 9 | 11 | 12 | 12 | 11 | 10 | 11 | 10 | 8 | 6 |
| Tmax (°C) | 14 | 16 | 15 | 15 | 14 | 16 | 18 | 16 | 16 | 14 | 14 | 12 | 12 | 12 |
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| a.m. | NE 3 | NE 6 | E 2 | SW 4 | S 8 | S 7 | S 8 | S 7 | S 6 | SE 10 | SE 13 | W 18 | W 10 | NW 7 |
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| N 6 | NE 5 | SE 2 | S 6 | S 7 | S 8 | S 8 | S 8 | S 6 | E 9 | SW 12 | W 13 | W 10 | W 9 | |
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| NE 5 | E 4 | E 2 | S 5 | S 7 | S 7 | S 7 | S 6 | S 6 | E 12 | SW 14 | W 10 | W 5 | W 7 | |
| Gusts (mph) | 43 | 37 | ||||||||||||
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| Precipitation (mm) | 6.3 | 0 | 0 | 0 | 3.3 | 13.1 | 18.8 | 15.6 | 10.1 | 24.8 | 32.5 | 30.3 | 10.5 | 6.3 |
| Rain risk | 55 % | 35 % | 5 % | 20 % | 60 % | 60 % | 60 % | 70 % | 55 % | 75 % | 80 % | 75 % | 70 % | 60 % |
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| Sunshine hours (hrs) | 0.0 | 3.4 | 8.0 | 4.0 | 0.6 | 0.6 | 2.2 | 0.0 | 0.6 | 0.5 | 0.5 | 0.5 | 1.1 | 1.6 |
| UV index | 2 | 3 | 3 | 3 | 2 | 2 | 3 | 2 | 2 | 1 | 2 | 2 | 2 | 2 |
| Sunrise Sunset |
07:19 18:52 |
07:21 18:50 |
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 |
Last updated: Tu, 01 Oct, 03:47 BST
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
