Monthly Report for December 2012

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 3.1 °C (-0.1) -4.7 °C 9.6 °C 12:00
Maximum Temperature 8.0 °C (+0.2) 1.1 °C 12.9 °C 13:47
Mean Temperature 5.7 °C (+0.0) -1.1 °C 11.5 °C
Minimum Humidity 77% 61% 96% 14:15
Maximum Humidity 94% 81% 98% 12:01
Mean Humidity 87% 76% 98%
Minimum Pressure 1002 hPa 975 hPa 1027 hPa 12:23
Maximum Pressure 1014 hPa 997 hPa 1031 hPa 11:22
Mean Pressure 1008 hPa 985 hPa 1029 hPa
Mean Wind Speed 5.4 mph (+0.3) 1.1 mph 10.8 mph
Maximum Wind Speed 12.6 mph 6.7 mph 21.3 mph 12:23
Maximum Gust 19.7 mph 8.7 mph 29.9 mph 13:22
Mean Wind Direction SW N N
Rainfall 101.4 mm (181%) 0.0 mm 21.7 mm
Maximum Hourly Rain 1.9 mm 0.3 mm 4.1 mm 10:54
Maximum 10-min Rain 0.8 mm 0.3 mm 1.7 mm 11:15
Maximum Rain Rate 9 mm/h 0.7 mm/h 36 mm/h 10:23
Minimum Dew Point 1.1 °C -5.2 °C 7.1 °C 12:15
Maximum Dew Point 6.3 °C 0.1 °C 12.6 °C 12:47
Mean Dew Point 3.7 °C -2.3 °C 9.6 °C
Night Minimum (21-09) 3.6 °C -4.7 °C 11.8 °C 07:01
Day Maximum (09-21) 7.9 °C 0.8 °C 12.9 °C 14:45
Max 10m Temp Rise 0.3 °C 0.1 °C 0.6 °C 09:26
Max 1hr Temp Rise 1.2 °C 0.3 °C 2.3 °C 10:14
Max 1hr Hum Rise 4% 1% 8% 11:56
Max 10m Temp Fall 0.3 °C 0.1 °C 0.5 °C 11:10
Max 1hr Temp Fall 1.0 °C 0.3 °C 1.8 °C 14:00
Max 1hr Hum Fall 8% 1% 19% 13:22
Max 10m Wind Speed 10.1 mph 4.9 mph 15.1 mph 13:04
Minimum Feels-like -0.0 °C -6.7 °C 7.5 °C 09:50
Maximum Feels-like 7.9 °C 1.1 °C 15.5 °C 13:19
Mean Feels-like 4.0 °C -2.2 °C 12.4 °C n/a
Air-frost Hrs 66 hrs 0 hrs 14 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 5.0 °C (+0.4) 1.9 °C 8.8 °C
Humidity Range 17% 2% 35%
Pressure Range 12 hPa 1 hPa 24 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 61 (127%) [28%] 0 7
Wet Hours 101 (163%) [14%] 0 16

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 18 Min < -5.0 °C 0 > 0 hrs 23 Falling Snow 0
> 0.1 mm 17 Min < 0.0 °C 7 > 1 hrs 14 Lying Snow 0
> 0.3 mm 16 Mean < 0.0 °C 3 > 3 hrs 9 Hail 0
> 1.0 mm 16 Mean > 20.0 °C 0 > 5 hrs 3 Thunder 2
> 5.0 mm 7 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 0
> 10.0 mm 4 Max > 30.0 °C 0 > 25% max poss. 13 Gusts > 30mph 0
> 20.0 mm 1 Ice Days 0 > 95% max poss. 2 Total Events 2

Misc.

Mean rainfall for days with >0.2mm: 6.3 mm
Total snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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View daily breakdown