Monthly Report for December 2014

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 3.5 °C (+0.3) -1.4 °C 12.4 °C 13:13
Maximum Temperature 8.9 °C (+1.1) 4.6 °C 13.6 °C 12:38
Mean Temperature 6.1 °C (+0.7) 1.1 °C 13.0 °C
Minimum Humidity 72% 53% 86% 14:00
Maximum Humidity 92% 76% 97% 08:55
Mean Humidity 83% 71% 91%
Minimum Pressure 1013 hPa 990 hPa 1037 hPa 11:29
Maximum Pressure 1023 hPa 1005 hPa 1042 hPa 12:12
Mean Pressure 1018 hPa 996 hPa 1040 hPa
Mean Wind Speed 6.1 mph (+1.0) 2.7 mph 9.8 mph
Maximum Wind Speed 14.9 mph 7.4 mph 23.5 mph 11:26
Maximum Gust 21.4 mph 10.2 mph 33.7 mph 10:26
Mean Wind Direction SW N NNW
Rainfall 41.2 mm (74%) 0.0 mm 10.7 mm
Maximum Hourly Rain 1.2 mm 0.2 mm 3.2 mm 11:21
Maximum 10-min Rain 0.6 mm 0.2 mm 2.0 mm 10:28
Maximum Rain Rate 11 mm/h 0.2 mm/h 30 mm/h 10:38
Minimum Dew Point 0.7 °C -4.3 °C 10.4 °C 11:00
Maximum Dew Point 6.6 °C 0.7 °C 11.5 °C 11:49
Mean Dew Point 3.3 °C -2.1 °C 10.9 °C
Night Minimum (21-09) 4.2 °C -1.4 °C 12.1 °C 08:51
Day Maximum (09-21) 8.0 °C 3.6 °C 13.6 °C 14:21
Max 10m Temp Rise 0.3 °C 0.1 °C 0.5 °C 10:32
Max 1hr Temp Rise 1.1 °C 0.2 °C 2.1 °C 11:09
Max 1hr Hum Rise 5% 2% 14% 14:01
Max 10m Temp Fall 0.4 °C 0.1 °C 1.2 °C 09:29
Max 1hr Temp Fall 1.2 °C 0.2 °C 4.9 °C 12:52
Max 1hr Hum Fall 9% 3% 24% 10:44
Max 10m Wind Speed 11.0 mph 5.8 mph 17.6 mph 11:08
Minimum Feels-like 0.0 °C -5.6 °C 14.1 °C 12:43
Maximum Feels-like 8.8 °C 4.3 °C 15.5 °C 12:01
Mean Feels-like 4.2 °C -1.2 °C 14.7 °C n/a
Air-frost Hrs 20 hrs 0 hrs 8 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 5.3 °C (+0.7) 1.2 °C 11.2 °C
Humidity Range 20% 8% 39%
Pressure Range 10 hPa 2 hPa 33 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 89 (185%) [41%] 0 7.2
Wet Hours 45 (73%) [6%] 0 8

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 17 Min < -5.0 °C 0 > 0 hrs 24 Falling Snow 0
> 0.1 mm 16 Min < 0.0 °C 4 > 1 hrs 19 Lying Snow 0
> 0.3 mm 15 Mean < 0.0 °C 0 > 3 hrs 13 Hail 0
> 1.0 mm 8 Mean > 20.0 °C 0 > 5 hrs 9 Thunder 0
> 5.0 mm 3 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 0
> 10.0 mm 2 Max > 30.0 °C 0 > 25% max poss. 17 Gusts > 30mph 4
> 20.0 mm 0 Ice Days 0 > 95% max poss. 2 Total Events 4

Misc.

Mean rainfall for days with >0.2mm: 2.7 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