Monthly Report for December 2012
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 3.1 °C (-0.5) | -4.7 °C | 9.6 °C | 12:00 |
| Maximum Temperature | 8.0 °C (-0.2) | 1.1 °C | 12.9 °C | 13:47 |
| Mean Temperature | 5.7 °C (-0.4) | -1.1 °C | 11.5 °C | |
| Minimum Humidity | 77% | 61% | 96% | 14:15 |
| Maximum Humidity | 94% | 81% | 98% | 12:01 |
| Mean Humidity | 87% | 76% | 98% | |
| Minimum Pressure | 1002 hPa | 975 hPa | 1027 hPa | 12:23 |
| Maximum Pressure | 1014 hPa | 997 hPa | 1031 hPa | 11:22 |
| Mean Pressure | 1008 hPa | 985 hPa | 1029 hPa | |
| Mean Wind Speed | 5.4 mph (+0.3) | 1.1 mph | 10.8 mph | |
| Maximum Wind Speed | 12.6 mph | 6.7 mph | 21.3 mph | 12:23 |
| Maximum Gust | 19.7 mph | 8.7 mph | 29.9 mph | 13:22 |
| Mean Wind Direction | SW | N | N | |
| Rainfall | 101.4 mm (178%) | 0.0 mm | 21.7 mm | |
| Maximum Hourly Rain | 1.9 mm | 0.3 mm | 4.1 mm | 10:54 |
| Maximum 10-min Rain | 0.8 mm | 0.3 mm | 1.7 mm | 11:15 |
| Maximum Rain Rate | 9 mm/h | 0.7 mm/h | 36 mm/h | 10:23 |
| Minimum Dew Point | 1.1 °C | -5.2 °C | 7.1 °C | 12:15 |
| Maximum Dew Point | 6.3 °C | 0.1 °C | 12.6 °C | 12:47 |
| Mean Dew Point | 3.7 °C | -2.3 °C | 9.6 °C | |
| Night Minimum (21-09) | 3.6 °C | -4.7 °C | 11.8 °C | 07:01 |
| Day Maximum (09-21) | 7.9 °C | 0.8 °C | 12.9 °C | 14:45 |
| Max 10m Temp Rise | 0.3 °C | 0.1 °C | 0.6 °C | 09:26 |
| Max 1hr Temp Rise | 1.2 °C | 0.3 °C | 2.3 °C | 10:14 |
| Max 1hr Hum Rise | 4% | 1% | 8% | 11:56 |
| Max 10m Temp Fall | 0.3 °C | 0.1 °C | 0.5 °C | 11:10 |
| Max 1hr Temp Fall | 1.0 °C | 0.3 °C | 1.8 °C | 14:00 |
| Max 1hr Hum Fall | 8% | 1% | 19% | 13:22 |
| Max 10m Wind Speed | 10.1 mph | 4.9 mph | 15.1 mph | 13:04 |
| Minimum Feels-like | -0.0 °C | -6.7 °C | 7.5 °C | 09:50 |
| Maximum Feels-like | 7.9 °C | 1.1 °C | 15.5 °C | 13:19 |
| Mean Feels-like | 4.0 °C | -2.2 °C | 12.4 °C | n/a |
| Air-frost Hrs | 66 hrs | 0 hrs | 14 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 5.0 °C (+0.4) | 1.9 °C | 8.8 °C | |
| Humidity Range | 17% | 2% | 35% | |
| Pressure Range | 12 hPa | 1 hPa | 24 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 61 (94%) [28%] | 0 | 7 | |
| Wet Hours | 101 (163%) [14%] | 0 | 16 | |
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 | 18 | Min < -5.0 °C | 0 | > 0 hrs | 23 | Falling Snow | 0 |
| > 0.1 mm | 17 | Min < 0.0 °C | 7 | > 1 hrs | 14 | Lying Snow | 0 |
| > 0.3 mm | 16 | Mean < 0.0 °C | 3 | > 3 hrs | 9 | Hail | 0 |
| > 1.0 mm | 16 | Mean > 20.0 °C | 0 | > 5 hrs | 3 | Thunder | 2 |
| > 5.0 mm | 7 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 0 |
| > 10.0 mm | 4 | Max > 30.0 °C | 0 | > 25% max poss. | 13 | Gusts > 30mph | 0 |
| > 20.0 mm | 1 | Ice Days | 0 | > 95% max poss. | 2 | Total Events | 2 |
Misc.
Mean rainfall for days with >0.3mm: 6.3 mmTotal snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm