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Porthmadog (52° 55' N/4° 07' W)
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| 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 | Tu 13 | |
| Tmin (°F) | 53 | 53 | 55 | 50 | 53 | 60 | 55 | 53 | 59 | 55 | 55 | 51 | 51 | 51 |
| Tmax (°F) | 75 | 73 | 66 | 62 | 64 | 66 | 62 | 62 | 66 | 64 | 64 | 64 | 64 | 64 |
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| a.m. | E 2 | SE 3 | SW 11 | SW 7 | SW 11 | SW 11 | SW 11 | SW 10 | SW 9 | SW 8 | SW 8 | W 8 | SW 6 | SW 7 |
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| SW 6 | SW 7 | SW 13 | SW 9 | SW 12 | SW 10 | SW 12 | SW 11 | SW 9 | SW 11 | SW 9 | W 8 | SW 9 | SW 8 | |
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| S 2 | SW 5 | SW 10 | SW 7 | SW 12 | SW 9 | SW 9 | SW 9 | SW 7 | SW 7 | SW 4 | W 5 | SW 6 | S 4 | |
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| Precipitation (mm) | 0 | 0 | 5.9 | 0 | 5.5 | 12.7 | 5.3 | 6.5 | 6 | 1.1 | 3 | 0 | 0 | 0 |
| Rain risk | 5 % | 20 % | 75 % | 35 % | 70 % | 85 % | 55 % | 65 % | 65 % | 55 % | 55 % | 45 % | 30 % | 35 % |
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| Sunshine hours (hrs) | 6.2 | 7.8 | 1.6 | 8.5 | 2.3 | 0.8 | 6.1 | 4.6 | 2.3 | 5.3 | 4.5 | 4.5 | 6.7 | 7.4 |
| UV index | 5 | 5 | 4 | 5 | 4 | 3 | 5 | 4 | 4 | 5 | 5 | 5 | 5 | 6 |
| Sunrise Sunset |
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 |
05:55 20:46 |
Last updated: Tue 30 Jul 17:27 EDT
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
