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Porthmadog (52° 55' N/4° 07' W)
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| Su 29 | Mo 30 | Tu 01 | We 02 | Th 03 | Fr 04 | Sa 05 | Su 06 | Mo 07 | Tu 08 | We 09 | Th 10 | Fr 11 | Sa 12 | |
| Tmin (°F) | 42 | 50 | 50 | 50 | 39 | 46 | 51 | 51 | 48 | 44 | 46 | 46 | 46 | 46 |
| Tmax (°F) | 59 | 55 | 57 | 59 | 59 | 60 | 60 | 57 | 55 | 55 | 57 | 55 | 53 | 53 |
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| a.m. | E 5 | NE 3 | NE 4 | NE 6 | E 2 | S 6 | SW 9 | SW 11 | W 7 | W 4 | SE 9 | SW 12 | W 11 | W 15 |
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| SE 11 | W 8 | N 6 | NE 4 | S 4 | S 9 | SW 11 | SW 9 | W 7 | W 7 | W 6 | W 9 | W 15 | W 15 | |
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| E 18 | W 9 | NE 5 | NE 3 | S 3 | SW 10 | SW 11 | SW 7 | NW 4 | SW 6 | SW 5 | NW 8 | W 15 | W 11 | |
| Gusts (mph) | 43 | 37 | ||||||||||||
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| Precipitation (mm) | 13.3 | 11.8 | 10.5 | 0 | 0 | 1.6 | 17.6 | 19.9 | 9.8 | 0 | 3.8 | 7 | 11.2 | 30.7 |
| Rain risk | 90 % | 65 % | 60 % | 25 % | 5 % | 20 % | 75 % | 80 % | 65 % | 45 % | 55 % | 60 % | 65 % | 75 % |
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| Sunshine hours (hrs) | 1.2 | 0.0 | 0.6 | 2.9 | 8.6 | 3.4 | 0.0 | 0.6 | 1.1 | 1.7 | 1.6 | 0.5 | 1.6 | 1.1 |
| UV index | 2 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 |
| Sunrise Sunset |
07:15 18:57 |
07:17 18:55 |
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 |
Last updated: Sat 28 Sep 20:10 EDT
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
