Monthly Report for January 2012

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 3.9 °C (+1.5) -2.9 °C 9.0 °C 12:46
Maximum Temperature 8.9 °C (+1.9) 1.7 °C 12.5 °C 13:17
Mean Temperature 6.4 °C (+1.7) 0.6 °C 11.1 °C
Minimum Humidity 67% 47% 87% 13:02
Maximum Humidity 91% 79% 98% 10:32
Mean Humidity 80% 63% 94%
Minimum Pressure 1017 hPa 993 hPa 1032 hPa 11:53
Maximum Pressure 1024 hPa 1008 hPa 1034 hPa 12:08
Mean Pressure 1021 hPa 1002 hPa 1033 hPa
Mean Wind Speed 5.5 mph (+0.3) 0.8 mph 11.4 mph
Maximum Wind Speed 13.9 mph 5.9 mph 27.9 mph n/a
Maximum Gust 19.2 mph 7.4 mph 44.0 mph 14:59
Mean Wind Direction SW NNE N
Rainfall 42.8 mm (78%) 0.0 mm 10.6 mm
Maximum Hourly Rain 2.4 mm 0.3 mm 7.0 mm 10:26
Maximum 10-min Rain 1.5 mm 0.5 mm 5.0 mm 10:12
Maximum Rain Rate 25 mm/h 2.0 mm/h 120 mm/h 10:23
Minimum Dew Point 0.3 °C -4.7 °C 6.1 °C 14:12
Maximum Dew Point 6.1 °C 0.1 °C 11.3 °C 11:55
Mean Dew Point 3.2 °C -1.9 °C 9.5 °C
Night Minimum (21-09) 4.6 °C -2.9 °C 11.4 °C 08:37
Day Maximum (09-21) 8.7 °C 1.7 °C 12.5 °C 14:26
Max 10m Temp Rise 0.3 °C 0.1 °C 0.6 °C 10:04
Max 1hr Temp Rise 1.1 °C 0.3 °C 2.2 °C 10:55
Max 1hr Hum Rise 6% 2% 13% 13:52
Max 10m Temp Fall 0.5 °C 0.1 °C 1.9 °C 12:37
Max 1hr Temp Fall 1.3 °C 0.3 °C 4.3 °C 14:39
Max 1hr Hum Fall 9% 1% 18% 12:10
Max 10m Wind Speed 9.3 mph 4.2 mph 17.1 mph 13:27
Minimum Feels-like 0.9 °C -4.8 °C 6.3 °C 12:38
Maximum Feels-like 8.9 °C 1.5 °C 14.2 °C 12:45
Mean Feels-like 5.0 °C -1.9 °C 11.8 °C n/a
Air-frost Hrs 24 hrs 0 hrs 10 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 5.0 °C (+0.4) 1.3 °C 8.5 °C
Humidity Range 24% 6% 39%
Pressure Range 7 hPa 2 hPa 21 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 76 (165%) [33%] 0 7.5
Wet Hours 39 (58%) [5.2%] 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 12 Min < -5.0 °C 0 > 0 hrs 26 Falling Snow 1
> 0.1 mm 9 Min < 0.0 °C 5 > 1 hrs 16 Lying Snow 0
> 0.3 mm 8 Mean < 0.0 °C 0 > 3 hrs 9 Hail 0
> 1.0 mm 7 Mean > 20.0 °C 0 > 5 hrs 7 Thunder 0
> 5.0 mm 4 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 0
> 10.0 mm 1 Max > 30.0 °C 0 > 25% max poss. 15 Gusts > 30mph 3
> 20.0 mm 0 Ice Days 0 > 95% max poss. 3 Total Events 4

Misc.

Mean rainfall for days with >0.2mm: 5.3 mm
Total snowfall: 0.1 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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