Monthly Report for September 2015
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 9.9 °C (-1.6) | 5.6 °C | 12.8 °C | 10:24 |
| Maximum Temperature | 17.4 °C (-1.7) | 14.2 °C | 20.8 °C | 14:41 |
| Mean Temperature | 13.6 °C (-1.6) | 11.5 °C | 17.2 °C | |
| Minimum Humidity | 56% | 37% | 82% | 15:56 |
| Maximum Humidity | 91% | 83% | 95% | 08:17 |
| Mean Humidity | 77% | 65% | 91% | |
| Minimum Pressure | 1014 hPa | 985 hPa | 1035 hPa | 11:09 |
| Maximum Pressure | 1021 hPa | 996 hPa | 1037 hPa | 12:37 |
| Mean Pressure | 1017 hPa | 988 hPa | 1036 hPa | |
| Mean Wind Speed | 3.5 mph (-0.4) | 1.3 mph | 5.9 mph | |
| Maximum Wind Speed | 10.8 mph | 6.4 mph | 19.4 mph | 13:20 |
| Maximum Gust | 15.4 mph | 8.1 mph | 25.9 mph | 13:04 |
| Mean Wind Direction | S | N | N | |
| Rainfall | 63.9 mm (128%) | 0.0 mm | 26.1 mm | |
| Maximum Hourly Rain | 2.6 mm | 0.3 mm | 7.0 mm | 10:19 |
| Maximum 10-min Rain | 1.4 mm | 0.2 mm | 3.1 mm | 10:54 |
| Maximum Rain Rate | 30 mm/h | 1.5 mm/h | 54 mm/h | 11:10 |
| Minimum Dew Point | 6.5 °C | 2.5 °C | 10.0 °C | 13:11 |
| Maximum Dew Point | 12.5 °C | 10.0 °C | 15.6 °C | 11:52 |
| Mean Dew Point | 9.3 °C | 6.5 °C | 12.1 °C | |
| Night Minimum (21-09) | 10.3 °C | 5.6 °C | 15.5 °C | 05:10 |
| Day Maximum (09-21) | 17.4 °C | 14.2 °C | 20.8 °C | 14:41 |
| Max 10m Temp Rise | 0.5 °C | 0.2 °C | 0.7 °C | 09:59 |
| Max 1hr Temp Rise | 2.0 °C | 0.5 °C | 3.1 °C | 10:12 |
| Max 1hr Hum Rise | 8% | 4% | 20% | 18:11 |
| Max 10m Temp Fall | 0.5 °C | 0.2 °C | 1.1 °C | 15:18 |
| Max 1hr Temp Fall | 1.6 °C | 0.7 °C | 2.8 °C | 16:27 |
| Max 1hr Hum Fall | 12% | 5% | 26% | 12:43 |
| Max 10m Wind Speed | 7.8 mph | 3.6 mph | 14.0 mph | 14:26 |
| Minimum Feels-like | 9.7 °C | 3.9 °C | 13.8 °C | 09:47 |
| Maximum Feels-like | 18.9 °C | 16.2 °C | 23.0 °C | 13:32 |
| Mean Feels-like | 14.7 °C | 12.3 °C | 18.8 °C | n/a |
| Air-frost Hrs | 0 hrs | 0 hrs | 0 hrs | n/a |
| Measure | Mean / Sum (anomaly) | Min | Max | |
| Temperature Range | 7.5 °C (-0.1) | 3.9 °C | 13.3 °C | |
| Humidity Range | 34% | 12% | 55% | |
| Pressure Range | 7 hPa | 2 hPa | 20 hPa | |
| Measure | Sum (anom.) [% of max] | Min | Max | |
| Sun Hours | 138 (94%) [40%] | 0 | 11 | |
| Wet Hours | 41 (100%) [5.7%] | 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 | 11 | Min < -5.0 °C | 0 | > 0 hrs | 28 | Falling Snow | 0 |
| > 0.1 mm | 11 | Min < 0.0 °C | 0 | > 1 hrs | 22 | Lying Snow | 0 |
| > 0.3 mm | 10 | Mean < 0.0 °C | 0 | > 3 hrs | 16 | Hail | 0 |
| > 1.0 mm | 10 | Mean > 20.0 °C | 0 | > 5 hrs | 14 | Thunder | 0 |
| > 5.0 mm | 3 | Max > 25.0 °C | 0 | > 10 hrs | 1 | Dense Fog | 0 |
| > 10.0 mm | 1 | Max > 30.0 °C | 0 | > 25% max poss. | 18 | Gusts > 30mph | 0 |
| > 20.0 mm | 1 | Min > 20.0 °C | 0 | > 95% max poss. | 0 | Total Events | 0 |
Misc.
Mean rainfall for days with >0.3mm: 6.4 mmTotal snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm