| Wed May 22 | Thu May 23 | Fri May 24 | Sat May 25 | |
| Tmin 18-06 |
50°F | 46°F | 44°F | 48°F |
| Tmax 06-18 |
55°F | 55°F | 51°F | 57°F |
| morning 24-06 |
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| a.m. 06-12 |
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| p.m. 12-18 |
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| evening 18-24 |
| Nearby Forecast Locations - St Mary's | Distance |
| Isles of Scilly | 1.2 km |
| Forecast: St Mary's Region After a Friday with a mix of clouds and sun, the sun will shine abundantly on Saturday. An umbrella won't be needed today. The maximum temperature lies around 12 degrees. On Thursday a fresh wind from the northwest. |