Monthly Report for December 2010
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | -0.9 °C (-4.5) | -7.2 °C | 6.9 °C | 10:52 |
| Maximum Temperature | 3.2 °C (-5.0) | -1.0 °C | 8.6 °C | 13:49 |
| Mean Temperature | 1.3 °C (-4.8) | -3.2 °C | 7.9 °C | |
| Minimum Humidity | 80% | 57% | 98% | 12:46 |
| Maximum Humidity | 94% | 80% | 98% | 11:18 |
| Mean Humidity | 88% | 71% | 98% | |
| Minimum Pressure | 1011 hPa | 989 hPa | 1027 hPa | 10:48 |
| Maximum Pressure | 1018 hPa | 995 hPa | 1037 hPa | 13:36 |
| Mean Pressure | 1014 hPa | 992 hPa | 1032 hPa | |
| Mean Wind Speed | 4.4 mph (-0.7) | 1.5 mph | 10.4 mph | |
| Maximum Wind Speed | 11.1 mph | 5.4 mph | 17.6 mph | n/a |
| Maximum Gust | 15.9 mph | 7.1 mph | 28.9 mph | 12:06 |
| Mean Wind Direction | SSE | N | N | |
| Rainfall | 26.7 mm (47%) | 0.0 mm | 8.0 mm | |
| Maximum Hourly Rain | 1.1 mm | 0.3 mm | 2.2 mm | 13:01 |
| Maximum 10-min Rain | 0.6 mm | 0.3 mm | 0.8 mm | 13:13 |
| Maximum Rain Rate | 7 mm/h | 0.7 mm/h | 20 mm/h | 16:16 |
| Minimum Dew Point | -3.3 °C | -9.3 °C | 6.6 °C | 13:24 |
| Maximum Dew Point | 1.6 °C | -3.8 °C | 8.3 °C | 13:39 |
| Mean Dew Point | -0.5 °C | -5.8 °C | 7.7 °C | |
| Night Minimum (21-09) | -0.5 °C | -7.2 °C | 7.8 °C | n/a |
| Day Maximum (09-21) | 3.0 °C | -1.9 °C | 8.6 °C | n/a |
| Max 10m Temp Rise | 0.2 °C | 0.1 °C | 0.5 °C | 09:55 |
| Max 1hr Temp Rise | 0.9 °C | 0.2 °C | 1.9 °C | 11:15 |
| Max 1hr Hum Rise | 4% | 0% | 10% | 11:49 |
| Max 10m Temp Fall | 0.3 °C | 0.1 °C | 0.7 °C | 10:28 |
| Max 1hr Temp Fall | 0.9 °C | 0.3 °C | 2.4 °C | 13:49 |
| Max 1hr Hum Fall | 4% | 0% | 14% | 12:20 |
| Max 10m Wind Speed | 7.7 mph | 4.3 mph | 12.8 mph | 11:40 |
| Minimum Feels-like | -4.9 °C | -10.2 °C | 5.5 °C | 10:50 |
| Maximum Feels-like | 2.9 °C | -3.3 °C | 9.1 °C | 13:55 |
| Mean Feels-like | -0.9 °C | -6.1 °C | 8.0 °C | n/a |
| Air-frost Hrs | 287 hrs | 0 hrs | 24 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 4.1 °C (-0.5) | 0.9 °C | 8.7 °C | |
| Humidity Range | 14% | 0% | 33% | |
| Pressure Range | 7 hPa | 1 hPa | 26 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 29 (45%) [13%] | 0 | 4.5 | |
| Wet Hours | 36 (58%) [4.8%] | 0 | 7 | |
NB: Hover over a value to view the date it was recorded.
Sun hrs, Wet hrs, Cloud cover and Events are based on manual equipment/observations (entered with a delay of 1-10 days).
Consequently, their reliablity is questionable and they are provided for interest only.
| Days Of... | |||||||
| Rainfall | Temperature | Sunshine | Other | ||||
| > 0.0 mm | 14 | Min < -5.0 °C | 4 | > 0 hrs | 12 | Falling Snow | 2 |
| > 0.1 mm | 14 | Min < 0.0 °C | 21 | > 1 hrs | 8 | Lying Snow | 14 |
| > 0.3 mm | 9 | Mean < 0.0 °C | 11 | > 3 hrs | 4 | Hail | 0 |
| > 1.0 mm | 7 | Mean > 20.0 °C | 0 | > 5 hrs | 0 | Thunder | 0 |
| > 5.0 mm | 1 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 1 |
| > 10.0 mm | 0 | Max > 30.0 °C | 0 | > 25% max poss. | 8 | Gusts > 30mph | 0 |
| > 20.0 mm | 0 | Ice Days | 6 | > 95% max poss. | 0 | Total Events | 17 |
Misc.
Mean rainfall for days with >0.3mm: 3.0 mmTotal snowfall: 16 cm - 59% of the total precipitation
Total lying snow: 27 cm