Monthly Report for January 2013
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 2.1 °C (-0.9) | -5.5 °C | 9.6 °C | 11:04 |
| Maximum Temperature | 6.1 °C (-1.7) | -0.8 °C | 13.5 °C | 13:04 |
| Mean Temperature | 4.2 °C (-1.3) | -2.4 °C | 11.6 °C | |
| Minimum Humidity | 76% | 49% | 95% | 11:56 |
| Maximum Humidity | 94% | 78% | 98% | 10:41 |
| Mean Humidity | 87% | 71% | 97% | |
| Minimum Pressure | 1009 hPa | 991 hPa | 1036 hPa | 12:35 |
| Maximum Pressure | 1017 hPa | 999 hPa | 1038 hPa | 12:21 |
| Mean Pressure | 1013 hPa | 994 hPa | 1037 hPa | |
| Mean Wind Speed | 5.0 mph (-0.2) | 0.7 mph | 10.1 mph | |
| Maximum Wind Speed | 13.1 mph | 4.9 mph | 25.9 mph | 13:07 |
| Maximum Gust | 18.7 mph | 6.7 mph | 35.5 mph | 12:26 |
| Mean Wind Direction | S | NNE | N | |
| Rainfall | 47.0 mm (80%) | 0.0 mm | 8.0 mm | |
| Maximum Hourly Rain | 1.1 mm | 0.3 mm | 2.3 mm | 12:00 |
| Maximum 10-min Rain | 0.6 mm | 0.3 mm | 1.5 mm | 10:54 |
| Maximum Rain Rate | 9 mm/h | 0.3 mm/h | 30 mm/h | 11:07 |
| Minimum Dew Point | -0.4 °C | -6.7 °C | 9.0 °C | 11:05 |
| Maximum Dew Point | 4.5 °C | -2.3 °C | 12.3 °C | 12:43 |
| Mean Dew Point | 2.1 °C | -3.3 °C | 10.2 °C | |
| Night Minimum (21-09) | 2.7 °C | -5.5 °C | 9.6 °C | 07:06 |
| Day Maximum (09-21) | 5.7 °C | -0.8 °C | 13.5 °C | 16:12 |
| Max 10m Temp Rise | 0.3 °C | 0.1 °C | 0.6 °C | 10:03 |
| Max 1hr Temp Rise | 0.9 °C | 0.3 °C | 2.4 °C | 11:01 |
| Max 1hr Hum Rise | 4% | 1% | 10% | 10:43 |
| Max 10m Temp Fall | 0.3 °C | 0.1 °C | 1.2 °C | 10:35 |
| Max 1hr Temp Fall | 0.9 °C | 0.3 °C | 2.2 °C | 10:08 |
| Max 1hr Hum Fall | 6% | 2% | 18% | 12:50 |
| Max 10m Wind Speed | 9.6 mph | 3.7 mph | 16.9 mph | 13:37 |
| Minimum Feels-like | -1.5 °C | -8.8 °C | 6.4 °C | 08:52 |
| Maximum Feels-like | 6.1 °C | -0.8 °C | 15.7 °C | 12:28 |
| Mean Feels-like | 2.3 °C | -5.3 °C | 12.6 °C | n/a |
| Air-frost Hrs | 132 hrs | 0 hrs | 24 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 4.0 °C (-0.8) | 1.2 °C | 8.4 °C | |
| Humidity Range | 18% | 3% | 49% | |
| Pressure Range | 8 hPa | 2 hPa | 19 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 41 (59%) [18%] | 0 | 6.5 | |
| Wet Hours | 73 (109%) [9.8%] | 0 | 13 | |
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 | 17 | Min < -5.0 °C | 1 | > 0 hrs | 17 | Falling Snow | 1 |
| > 0.1 mm | 16 | Min < 0.0 °C | 12 | > 1 hrs | 9 | Lying Snow | 9 |
| > 0.3 mm | 14 | Mean < 0.0 °C | 7 | > 3 hrs | 7 | Hail | 0 |
| > 1.0 mm | 12 | Mean > 20.0 °C | 0 | > 5 hrs | 1 | Thunder | 0 |
| > 5.0 mm | 3 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 1 |
| > 10.0 mm | 0 | Max > 30.0 °C | 0 | > 25% max poss. | 7 | Gusts > 30mph | 5 |
| > 20.0 mm | 0 | Ice Days | 3 | > 95% max poss. | 0 | Total Events | 16 |
Misc.
Mean rainfall for days with >0.3mm: 3.4 mmTotal snowfall: 17 cm - 37% of the total precipitation
Total lying snow: 36 cm