Weather St Mary's Airport

Daily forecast
Day Weather Maximum Day Temperature Minimum Night Temperature Wind Direction and Speed

Sunny Intervals

15°C 59°F 15°C 59°F North North Westerly
14km/h 9mph

Heavy Rain

17°C 63°F 16°C 61°F Southerly
35km/h 22mph

Heavy Rain

17°C 63°F 16°C 61°F Southerly
32km/h 20mph

Light Cloud

17°C 63°F 16°C 61°F North North Easterly
23km/h 14mph

Light Rain

17°C 63°F 16°C 61°F Southerly
27km/h 17mph



Sunrise 06:26 Sunset 20:28

Last updated 05:11

Weather forecast details for Saturday 23 August. Each column contains hourly forecast details for weather conditions, temperature, wind speed, wind direction, humidity, visibility and pressure.
Time 1000 hours1300 hours1600 hours1900 hours2200 hours0100 hours
0400 hours 
Weather Conditions Sunny Sunny Sunny Intervals Sunny Intervals Partly Cloudy Light Cloud Light Cloud  
Temperature (°C/°F) 15°C 59°F 15°C 59°F 15°C 59°F 15°C 59°F 15°C 59°F 15°C 59°F 15°C 59°F  
Wind Speed (mph/km/h) 18km/h 11mph North Westerly 14km/h 9mph North North Westerly 13km/h 8mph North Westerly 11km/h 7mph North Westerly 6km/h 4mph Westerly 6km/h 4mph South South Westerly 14km/h 9mph Southerly  
Wind Direction NW NNW NW NW W SSW S  
Humidity 64% 64% 64% 61% 60% 61% 68%  
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) VG VG VG VG VG VG VG  
Pressure (Millibars) 1019 1019 1020 1020 1020 1020 1018  

South West England

Forecast Summary

  • Today

    Any early showers should quickly clear to leave a generally fine day with plenty of prolonged sunny spells and variable amounts of cloud. The northwesterly breeze will also ease.

  • Tonight

    A dry, clear and unseasonably cold night, bringing a local grass frost in prone rural spots. However cloud is likely to spill in from the southwest by dawn.

Environmental Summary

UV: 5

UK Range: 1-7

Pollution: Low

UK Range: Low to Very High

Pollen: Low

UK Range: Low to Very High

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BBC Spotlight

BBC Spotlight Forecast Last updated 20:16, Friday 22 Aug Forecast updated Monday to Friday only


UK Forecast Last updated 23:43, Friday 22 Aug


Observed at 06:00, Saturday 23 August

Clear Sky

13°C 55°F

13km/h 8mph North North Westerly

Humidity: 85%

Visibility: Excellent

Pressure: 1017mb, Falling

Observation station: Scilly St Marys

(Lat: 49.913 | Lon: -6.301)

BBC Weather in association with the Met Office

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