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uk.sci.weather (UK Weather) (uk.sci.weather) For the discussion of daily weather events, chiefly affecting the UK and adjacent parts of Europe, both past and predicted. The discussion is open to all, but contributions on a practical scientific level are encouraged. |
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Summary for January 2009
Mean Max: 7.2ºC (-1.2ºC) Mean Min: 1.5ºC (-1.2ºC) Mean: 4.3ºC (-1.2ºC) High Max: 11.6ºC 26th Low Max: 1.1ºC 7th High Min: 8.8ºC 12th Low Min: -8.4ºC 7th Mean Grass Min: -1.2ºC Grass Min: -9.2ºC 7th Rain Total (gauge): 122.4 mm (140%) Rain Days 0.2 mm: 16 Days Rain Days 1.0 mm: 13 Days Max 24 hrs: 16.6 mm 17th Days without any rain: 15 Air Frost: 10 Days Ground Frost: 20 Days Snow Falling: 0 Days Snow (50%) @ 9am: 0 Days Thunder Heard: 0 Days Hail 5 mm: 1 Day 25th Hail 5 mm: 0 Days Fog @ 9am: 0 Days Total Monthly Sunshine: 77.9 Hours Most Sunshine in a Day: 7.7 Hours 6th Average Daily Sunshine: 2.5 Hours Sunless Days: 6 Days Cloudless Days: 1 Day Total Possible Sunshine: 265h:11m Percentage of Total Sun: 29% Mean Soil Temp @ 30 cm: 3.7ºC Mean Soil Temp @ 100 cm: 5.1ºC Mean 10 Min Wind 39 mph: 0.0 Days Mean Wind: 4 mph Max Gust: 46 mph 25th Mean Cloud Cover: 59% Mean RH @ 9am: 87% Rain Duration 0.1mm/hour: 56.3 Hours Frost Duration: 101.3 Hours Max Frost Duration in a Day: 19.0 Hours 6th Mean Pressure @ 9am: 1009.7 hPa (-5.6 hPa) Mean Pressu 1009.6 hPa (-5.7 hPa) Max Pressu 1029.3 hPa 2nd Min Pressu 969.8 hPa 23rd Max Dewpoint: 9.0ºC 12th Min Dewpoint: -11.2ºC 7th Mean Dewpoint: 1.4ºC Max Humidity: 100% 16th Min Humidity: 58% 6th Mean Humidity: 83% (-3) ________________ Nick. Otter Valley, Devon 83 m amsl http://www.ottervalley.co.uk |
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