Monthly Report for September 2015

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 9.9 °C (-1.2) 5.6 °C 12.8 °C 10:24
Maximum Temperature 17.4 °C (-1.3) 14.2 °C 20.8 °C 14:41
Mean Temperature 13.6 °C (-1.2) 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 (112%) 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 (100%) [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. 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 >0.2mm: 6.4 mm
Total snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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