Monthly Report for January 2012
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 3.9 °C (+0.9) | -2.9 °C | 9.0 °C | 12:46 |
| Maximum Temperature | 8.9 °C (+1.1) | 1.7 °C | 12.5 °C | 13:17 |
| Mean Temperature | 6.4 °C (+1.0) | 0.6 °C | 11.1 °C | |
| Minimum Humidity | 67% | 47% | 87% | 13:02 |
| Maximum Humidity | 91% | 79% | 98% | 10:32 |
| Mean Humidity | 80% | 63% | 94% | |
| Minimum Pressure | 1017 hPa | 993 hPa | 1032 hPa | 11:53 |
| Maximum Pressure | 1024 hPa | 1008 hPa | 1034 hPa | 12:08 |
| Mean Pressure | 1021 hPa | 1002 hPa | 1033 hPa | |
| Mean Wind Speed | 5.5 mph (+0.3) | 0.8 mph | 11.4 mph | |
| Maximum Wind Speed | 13.9 mph | 5.9 mph | 27.9 mph | n/a |
| Maximum Gust | 19.2 mph | 7.4 mph | 44.0 mph | 14:59 |
| Mean Wind Direction | SW | NNE | N | |
| Rainfall | 42.8 mm (73%) | 0.0 mm | 10.6 mm | |
| Maximum Hourly Rain | 2.4 mm | 0.3 mm | 7.0 mm | 10:26 |
| Maximum 10-min Rain | 1.5 mm | 0.5 mm | 5.0 mm | 10:12 |
| Maximum Rain Rate | 25 mm/h | 2.0 mm/h | 120 mm/h | 10:23 |
| Minimum Dew Point | 0.3 °C | -4.7 °C | 6.1 °C | 14:12 |
| Maximum Dew Point | 6.1 °C | 0.1 °C | 11.3 °C | 11:55 |
| Mean Dew Point | 3.2 °C | -1.9 °C | 9.5 °C | |
| Night Minimum (21-09) | 4.6 °C | -2.9 °C | 11.4 °C | 08:37 |
| Day Maximum (09-21) | 8.7 °C | 1.7 °C | 12.5 °C | 14:26 |
| Max 10m Temp Rise | 0.3 °C | 0.1 °C | 0.6 °C | 10:04 |
| Max 1hr Temp Rise | 1.1 °C | 0.3 °C | 2.2 °C | 10:55 |
| Max 1hr Hum Rise | 6% | 2% | 13% | 13:52 |
| Max 10m Temp Fall | 0.5 °C | 0.1 °C | 1.9 °C | 12:37 |
| Max 1hr Temp Fall | 1.3 °C | 0.3 °C | 4.3 °C | 14:39 |
| Max 1hr Hum Fall | 9% | 1% | 18% | 12:10 |
| Max 10m Wind Speed | 9.3 mph | 4.2 mph | 17.1 mph | 13:27 |
| Minimum Feels-like | 0.9 °C | -4.8 °C | 6.3 °C | 12:38 |
| Maximum Feels-like | 8.9 °C | 1.5 °C | 14.2 °C | 12:45 |
| Mean Feels-like | 5.0 °C | -1.9 °C | 11.8 °C | n/a |
| Air-frost Hrs | 24 hrs | 0 hrs | 10 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 5.0 °C (+0.2) | 1.3 °C | 8.5 °C | |
| Humidity Range | 24% | 6% | 39% | |
| Pressure Range | 7 hPa | 2 hPa | 21 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 76 (110%) [33%] | 0 | 7.5 | |
| Wet Hours | 39 (58%) [5.2%] | 0 | 8 | |
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 | 12 | Min < -5.0 °C | 0 | > 0 hrs | 26 | Falling Snow | 1 |
| > 0.1 mm | 9 | Min < 0.0 °C | 5 | > 1 hrs | 16 | Lying Snow | 0 |
| > 0.3 mm | 8 | Mean < 0.0 °C | 0 | > 3 hrs | 9 | Hail | 0 |
| > 1.0 mm | 7 | Mean > 20.0 °C | 0 | > 5 hrs | 7 | Thunder | 0 |
| > 5.0 mm | 4 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 0 |
| > 10.0 mm | 1 | Max > 30.0 °C | 0 | > 25% max poss. | 15 | Gusts > 30mph | 3 |
| > 20.0 mm | 0 | Ice Days | 0 | > 95% max poss. | 3 | Total Events | 4 |
Misc.
Mean rainfall for days with >0.3mm: 5.3 mmTotal snowfall: 0.1 cm - 0% of the total precipitation
Total lying snow: 0 cm