Monthly Report for December 2020

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Weather Summary
Measure Mean / Sum (anomaly) Min Max Mean Time
Minimum Temperature 3.8 °C (+1.1) -1.8 °C 10.6 °C 12:55
Maximum Temperature 8.0 °C (+0.4) 0.8 °C 13.3 °C 14:51
Mean Temperature 6.1 °C (+0.8) -0.3 °C 11.2 °C
Minimum Humidity 84% 75% 94% 12:54
Maximum Humidity 93% 86% 97% 12:06
Mean Humidity 89% 82% 95%
Minimum Pressure 998 hPa 972 hPa 1029 hPa 09:51
Maximum Pressure 1009 hPa 983 hPa 1033 hPa 12:43
Mean Pressure 1004 hPa 976 hPa 1031 hPa
Mean Wind Speed 4.6 mph (-0.5) 0.2 mph 10.3 mph
Maximum Wind Speed 13.1 mph 5.5 mph 27.8 mph 12:00
Maximum Gust 20.5 mph 8.0 mph 41.1 mph 10:06
Mean Wind Direction WSW N N
Rainfall 76.8 mm (140%) 0.0 mm 15.4 mm
Maximum Hourly Rain 1.4 mm 0.2 mm 4.2 mm 10:28
Maximum 10-min Rain 0.6 mm 0.2 mm 2.2 mm 10:40
Maximum Rain Rate 12 mm/h 0.3 mm/h 24 mm/h 09:59
Minimum Dew Point 2.3 °C -2.9 °C 8.5 °C 14:02
Maximum Dew Point 6.3 °C -0.3 °C 12.2 °C 13:26
Mean Dew Point 4.4 °C -1.4 °C 9.8 °C
Night Minimum (21-09) 4.5 °C -1.8 °C 10.4 °C 08:52
Day Maximum (09-21) 7.8 °C 0.8 °C 13.3 °C 15:20
Max 10m Temp Rise 0.3 °C 0.2 °C 0.4 °C 09:53
Max 1hr Temp Rise 0.9 °C 0.4 °C 1.9 °C 11:09
Max 1hr Hum Rise 4% 1% 9% 13:23
Max 10m Temp Fall 0.3 °C 0.1 °C 0.6 °C 10:34
Max 1hr Temp Fall 1.0 °C 0.3 °C 2.0 °C 11:22
Max 1hr Hum Fall 4% 1% 7% 10:47
Max 10m Wind Speed 10.3 mph 3.2 mph 22.5 mph 11:11
Minimum Feels-like 0.5 °C -7.1 °C 11.2 °C 10:09
Maximum Feels-like 8.2 °C 0.8 °C 15.7 °C 13:36
Mean Feels-like 4.7 °C -2.1 °C 12.3 °C n/a
Air-frost Hrs 24 hrs 0 hrs 13 hrs n/a
Measure Mean / Sum (anomaly) Min Max
Temperature Range 4.2 °C (-0.7) 1.3 °C 9.4 °C
Humidity Range 10% 3% 17%
Pressure Range 11 hPa 4 hPa 36 hPa
Measure Sum (anom.) [% of max] Min Max
Sun Hours 52 (91%) [24%] 0 7
Wet Hours 81 (131%) [11%] 0 12

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 (entered with a delay of 1-10 days). Consequently, their reliablity is questionable and they         are provided for interest only.

Days Of...
Rainfall Temperature Sunshine Other
> 0.0 mm 20 Min < -5.0 °C 0 > 0 hrs 19 Falling Snow 0
> 0.1 mm 20 Min < 0.0 °C 5 > 1 hrs 14 Lying Snow 0
> 0.3 mm 18 Mean < 0.0 °C 1 > 3 hrs 8 Hail 0
> 1.0 mm 15 Mean > 20.0 °C 0 > 5 hrs 3 Thunder 0
> 5.0 mm 5 Max > 25.0 °C 0 > 10 hrs 0 Dense Fog 3
> 10.0 mm 2 Max > 30.0 °C 0 > 25% max poss. 13 Gusts > 30mph 3
> 20.0 mm 0 Ice Days 0 > 95% max poss. 1 Total Events 6

Misc.

Mean rainfall for days with >0.3mm: 4.3 mm
Total snowfall: 0 cm - 0% of the total precipitation
Total lying snow: 0 cm

Graphs and Charts

Chart

Wind rose

View daily breakdown for month