Monthly Report for January 2015

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 2.2 °C (-0.2) -4.1 °C 8.4 °C 13:51
Maximum Temperature 8.3 °C (+1.3) 3.5 °C 14.8 °C 12:26
Mean Temperature 5.4 °C (+0.5) 0.6 °C 11.9 °C
Minimum Humidity 67% 48% 96% 12:15
Maximum Humidity 92% 76% 98% 11:09
Mean Humidity 81% 69% 97%
Minimum Pressure 1008 hPa 974 hPa 1031 hPa 13:20
Maximum Pressure 1019 hPa 981 hPa 1036 hPa 12:17
Mean Pressure 1013 hPa 978 hPa 1034 hPa
Mean Wind Speed 6.2 mph (+1.0) 2.1 mph 11.1 mph
Maximum Wind Speed 16.2 mph 7.6 mph 28.4 mph 13:09
Maximum Gust 23.4 mph 9.8 mph 40.9 mph 14:34
Mean Wind Direction WSW NNE NNW
Rainfall 75.7 mm (138%) 0.0 mm 15.8 mm
Maximum Hourly Rain 1.4 mm 0.2 mm 4.8 mm 11:33
Maximum 10-min Rain 0.6 mm 0.2 mm 2.0 mm 10:53
Maximum Rain Rate 11 mm/h 0.6 mm/h 42 mm/h 10:45
Minimum Dew Point -1.0 °C -5.6 °C 5.3 °C 11:28
Maximum Dew Point 6.1 °C 0.4 °C 13.2 °C 13:51
Mean Dew Point 2.3 °C -1.9 °C 8.9 °C
Night Minimum (21-09) 3.6 °C -4.1 °C 12.0 °C 09:02
Day Maximum (09-21) 7.6 °C 3.2 °C 14.8 °C 15:00
Max 10m Temp Rise 0.3 °C 0.1 °C 0.6 °C 08:55
Max 1hr Temp Rise 1.1 °C 0.3 °C 2.0 °C 10:53
Max 1hr Hum Rise 6% 1% 14% 11:34
Max 10m Temp Fall 0.4 °C 0.1 °C 1.9 °C 11:05
Max 1hr Temp Fall 1.1 °C 0.0 °C 2.9 °C 11:23
Max 1hr Hum Fall 9% 1% 22% 11:52
Max 10m Wind Speed 11.7 mph 5.5 mph 20.4 mph 13:24
Minimum Feels-like -1.7 °C -6.2 °C 4.4 °C 11:49
Maximum Feels-like 8.2 °C 1.9 °C 17.4 °C 12:25
Mean Feels-like 3.2 °C -1.1 °C 12.2 °C n/a
Air-frost Hrs 40 hrs 0 hrs 11 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 6.0 °C (+1.4) 2.8 °C 11.4 °C
Humidity Range 25% 2% 44%
Pressure Range 11 hPa 3 hPa 23 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 76 (165%) [33%] 0 7.7
Wet Hours 70 (104%) [9.4%] 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 23 Min < -5.0 °C 0 > 0 hrs 25 Falling Snow 3
> 0.1 mm 23 Min < 0.0 °C 7 > 1 hrs 20 Lying Snow 0
> 0.3 mm 20 Mean < 0.0 °C 0 > 3 hrs 9 Hail 0
> 1.0 mm 12 Mean > 20.0 °C 0 > 5 hrs 4 Thunder 1
> 5.0 mm 5 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 1
> 10.0 mm 2 Max > 30.0 °C 0 > 25% max poss. 19 Gusts > 30mph 7
> 20.0 mm 0 Ice Days 0 > 95% max poss. 1 Total Events 12

Misc.

Mean rainfall for days with >0.2mm: 3.8 mm
Total snowfall: 0.5 cm - 1% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

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