Monthly Report for September 2012
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 10.4 °C (-1.1) | 5.8 °C | 16.8 °C | 08:50 |
| Maximum Temperature | 18.9 °C (-0.2) | 11.9 °C | 27.6 °C | 15:12 |
| Mean Temperature | 14.6 °C (-0.6) | 10.1 °C | 18.7 °C | |
| Minimum Humidity | 49% | 24% | 75% | 15:08 |
| Maximum Humidity | 87% | 75% | 98% | 09:25 |
| Mean Humidity | 69% | 54% | 89% | |
| Minimum Pressure | 1012 hPa | 985 hPa | 1025 hPa | 11:55 |
| Maximum Pressure | 1018 hPa | 989 hPa | 1030 hPa | 10:47 |
| Mean Pressure | 1015 hPa | 988 hPa | 1028 hPa | |
| Mean Wind Speed | 4.7 mph (+0.8) | 1.8 mph | 9.2 mph | |
| Maximum Wind Speed | 12.0 mph | 5.6 mph | 17.6 mph | 14:40 |
| Maximum Gust | 17.5 mph | 8.1 mph | 28.9 mph | 15:14 |
| Mean Wind Direction | WSW | NNE | NNW | |
| Rainfall | 43.4 mm (87%) | 0.0 mm | 21.8 mm | |
| Maximum Hourly Rain | 2.5 mm | 0.6 mm | 6.4 mm | 14:23 |
| Maximum 10-min Rain | 1.1 mm | 0.5 mm | 2.3 mm | 15:49 |
| Maximum Rain Rate | 19 mm/h | 2.5 mm/h | 60 mm/h | 15:43 |
| Minimum Dew Point | 5.4 °C | 0.2 °C | 12.3 °C | 12:49 |
| Maximum Dew Point | 11.6 °C | 6.2 °C | 16.0 °C | 12:21 |
| Mean Dew Point | 8.5 °C | 3.4 °C | 13.5 °C | |
| Night Minimum (21-09) | 10.7 °C | 5.8 °C | 16.8 °C | 06:56 |
| Day Maximum (09-21) | 18.9 °C | 11.8 °C | 27.6 °C | 14:48 |
| Max 10m Temp Rise | 0.6 °C | 0.3 °C | 1.2 °C | 09:23 |
| Max 1hr Temp Rise | 2.5 °C | 0.9 °C | 4.9 °C | 09:40 |
| Max 1hr Hum Rise | 9% | 5% | 19% | 16:42 |
| Max 10m Temp Fall | 0.6 °C | 0.2 °C | 1.0 °C | 14:30 |
| Max 1hr Temp Fall | 1.8 °C | 0.7 °C | 4.0 °C | 15:52 |
| Max 1hr Hum Fall | 12% | 2% | 26% | 10:56 |
| Max 10m Wind Speed | 8.6 mph | 4.0 mph | 12.6 mph | 14:34 |
| Minimum Feels-like | 10.0 °C | 2.9 °C | 19.3 °C | 08:53 |
| Maximum Feels-like | 20.1 °C | 14.0 °C | 29.1 °C | 14:21 |
| Mean Feels-like | 15.5 °C | 10.4 °C | 21.7 °C | n/a |
| Air-frost Hrs | 0 hrs | 0 hrs | 0 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 8.5 °C (+0.9) | 3.7 °C | 17.5 °C | |
| Humidity Range | 38% | 18% | 60% | |
| Pressure Range | 7 hPa | 1 hPa | 22 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 174 (118%) [51%] | 0 | 12 | |
| Wet Hours | 27 (66%) [3.8%] | 0 | 10 | |
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 | 8 | Min < -5.0 °C | 0 | > 0 hrs | 29 | Falling Snow | 0 |
| > 0.1 mm | 8 | Min < 0.0 °C | 0 | > 1 hrs | 25 | Lying Snow | 0 |
| > 0.3 mm | 8 | Mean < 0.0 °C | 0 | > 3 hrs | 20 | Hail | 0 |
| > 1.0 mm | 7 | Mean > 20.0 °C | 0 | > 5 hrs | 15 | Thunder | 0 |
| > 5.0 mm | 2 | Max > 25.0 °C | 3 | > 10 hrs | 4 | Dense Fog | 0 |
| > 10.0 mm | 1 | Max > 30.0 °C | 0 | > 25% max poss. | 20 | Gusts > 30mph | 0 |
| > 20.0 mm | 1 | Min > 20.0 °C | 0 | > 95% max poss. | 3 | Total Events | 0 |
Misc.
Mean rainfall for days with >0.3mm: 5.4 mmTotal snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm