Monthly Report for December 2010
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | -0.9 °C (-4.5) | -7.2 °C | 6.9 °C | 10:52 |
| Maximum Temperature | 3.2 °C (-5.0) | -1.0 °C | 8.6 °C | 13:49 |
| Mean Temperature | 1.3 °C (-4.8) | -3.2 °C | 7.9 °C | |
| Minimum Humidity | 80% | 57% | 98% | 12:46 |
| Maximum Humidity | 94% | 80% | 98% | 11:18 |
| Mean Humidity | 88% | 71% | 98% | |
| Minimum Pressure | 1011 hPa | 989 hPa | 1027 hPa | 10:48 |
| Maximum Pressure | 1018 hPa | 995 hPa | 1037 hPa | 13:36 |
| Mean Pressure | 1014 hPa | 992 hPa | 1032 hPa | |
| Mean Wind Speed | 4.4 mph (-0.7) | 1.5 mph | 10.4 mph | |
| Maximum Wind Speed | 11.1 mph | 5.4 mph | 17.6 mph | |
| Maximum Gust | 15.9 mph | 7.1 mph | 28.9 mph | 12:06 |
| Mean Wind Direction | 159° [SSE] | n/a | 354° [N] | |
| Rainfall | 26.7 mm (47%) | 0.0 mm | 8.0 mm | |
| Maximum Hourly Rain | 1.1 mm | 0.3 mm | 2.2 mm | 13:01 |
| Maximum 10-min Rain | 0.6 mm | 0.3 mm | 0.8 mm | 13:13 |
| Maximum Rain Rate | 7 mm/h | 0.7 mm/h | 20 mm/h | 16:16 |
| Minimum Dew Point | -3.3 °C | -9.3 °C | 6.6 °C | 13:24 |
| Maximum Dew Point | 1.6 °C | -3.8 °C | 8.3 °C | 13:39 |
| Mean Dew Point | -0.5 °C | -5.8 °C | 7.7 °C | |
| Night Minimum (21-09) | -0.5 °C | -7.2 °C | 7.8 °C | |
| Day Maximum (09-21) | 3.0 °C | -1.9 °C | 8.6 °C | |
| Max 10m Temp Rise | 0.2 °C | 0.1 °C | 0.5 °C | 09:55 |
| Max 1hr Temp Rise | 0.9 °C | 0.2 °C | 1.9 °C | 11:15 |
| Max 1hr Hum Rise | 4% | 0% | 10% | 11:49 |
| Max 10m Temp Fall | 0.3 °C | 0.1 °C | 0.7 °C | 10:28 |
| Max 1hr Temp Fall | 0.9 °C | 0.3 °C | 2.4 °C | 13:49 |
| Max 1hr Hum Fall | 4% | 0% | 14% | 12:20 |
| Max 10m Wind Speed | 7.7 mph | 4.3 mph | 12.8 mph | 11:40 |
| Minimum Feels-like | -4.9 °C | -10.2 °C | 5.5 °C | 10:50 |
| Maximum Feels-like | 2.9 °C | -3.3 °C | 9.1 °C | 13:55 |
| Mean Feels-like | -0.9 °C | -6.1 °C | 8.0 °C | n/a |
| Air-frost Hrs | 287 hrs | 0 hrs | 24 hrs | |
| Minimum PM2.5 | 0.0 µg/m3 | 0.0 µg/m3 | 0.0 µg/m3 | |
| Maximum PM2.5 | n/a | n/a | n/a | |
| Mean PM2.5 | n/a | n/a | n/a | |
| Temperature Range | 4.1 °C (-0.5) | 0.9 °C | 8.7 °C | |
| Humidity Range | 14% | 0% | 33% | |
| Pressure Range | 7 hPa | 1 hPa | 26 hPa | |
| Sun Hours | 29 (45%) [13%] | |||
| Wet Hours | 36 (58%) [4.8%] | |||
NB: Hover over a value to see how many days of data it is from. Sun hrs, Wet hrs, Cloud cover and Events are based on manual observation and provided for interest only.
| Days Of... | |||||||
| Rainfall | Temperature | Sunshine | Other | ||||
| > 0.0 mm | 14 | Min < -5.0 °C | 4 | > 0 hrs | 12 | Falling Snow | 2 |
| > 0.1 mm | 14 | Min < 0.0 °C | 21 | > 1 hrs | 8 | Lying Snow | 14 |
| > 0.3 mm | 9 | Mean < 0.0 °C | 11 | > 3 hrs | 4 | Hail | 0 |
| > 1.0 mm | 7 | Mean > 20.0 °C | 0 | > 5 hrs | 0 | Thunder | 0 |
| > 5.0 mm | 1 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 1 |
| > 10.0 mm | 0 | Max > 30.0 °C | 0 | > 25% max poss. | 8 | Gusts > 30mph | 0 |
| > 20.0 mm | 0 | Ice Days | 6 | > 95% max poss. | 0 | Total Events | 17 |
Misc.
Mean rainfall for days with >0.3mm: 3.0 mmTotal snowfall: 15.8 mm
Graphs and Charts
Mean Temperature
Variable
Measure
View more charts for this month
Intraday conditions
Per-minute readings across the month (downsampled for display). Choose a variable below.
Wind rose
Daily breakdown
Day numbers link to the detailed daily report. Wide tables can be scrolled horizontally.
Temperature, rain, sunshine & wind
| Day | Tmin | Tmax | Tmean | Rain | Hr max | 10m rain | Rate | Sun | Wmean | Wmax | Gust | Wdir | W10m |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | -1.0 | -0.1 | -0.7 | 1.0 | - | - | - | 0 | 10.4 | 17.6 | 28.9 | 30° | 12.8 |
| 2 | -1.8 | -0.7 | -1.3 | 3.0 | - | - | - | 0 | 7.6 | 15.5 | 24.2 | 33° | 10.9 |
| 3 | -4.7 | 1.5 | -2.7 | 0.0 | - | - | - | 0 | 4.5 | 13.8 | 22.8 | 270° | 8.5 |
| 4 | 1.5 | 5.9 | 4.3 | 1.4 | 0.5 | 0.3 | 0.7 | 0 | 4.1 | 13.5 | 19.9 | 217° | 10.0 |
| 5 | -1.3 | 5.0 | 1.6 | 0.0 | - | - | - | 4 | 2.8 | 9.4 | 12.3 | 316° | 5.9 |
| 6 | -4.3 | -1.0 | -2.4 | 0.0 | - | - | - | 0 | 2.0 | 6.2 | 7.6 | 0° | 4.3 |
| 7 | -3.1 | 0.9 | -1.0 | 0.0 | - | - | - | 0.7 | 4.0 | 10.9 | 14.5 | 16° | 7.6 |
| 8 | -1.5 | 2.0 | 0.0 | 0.0 | - | - | - | 2 | 7.0 | 14.7 | 17.7 | 354° | 8.8 |
| 9 | -2.1 | 4.1 | 1.1 | 0.0 | - | - | - | 4 | 5.1 | 10.9 | 14.8 | 283° | 7.4 |
| 10 | 1.9 | 7.1 | 4.9 | 0.0 | - | - | - | 0 | 5.2 | 11.2 | 16.6 | 263° | 7.5 |
| 11 | 4.0 | 8.5 | 6.9 | 0.0 | - | - | - | 1 | 4.0 | 12.7 | 17.2 | 298° | 9.0 |
| 12 | 1.1 | 5.5 | 3.4 | 0.0 | - | - | - | 4 | 4.6 | 9.7 | 13.2 | 1° | 7.2 |
| 13 | -0.8 | 3.9 | 2.0 | 0.0 | - | - | - | 2 | 3.0 | 9.7 | 13.2 | 339° | 6.4 |
| 14 | -0.9 | 4.0 | 2.9 | 0.3 | 0.3 | - | - | 0.5 | 4.0 | 9.0 | 12.3 | 11° | 7.0 |
| 15 | -1.0 | 4.6 | 2.1 | 0.8 | 0.3 | - | - | 0 | 4.3 | 9.2 | 16.3 | 319° | 6.5 |
| 16 | -2.3 | 6.4 | 3.3 | 3.0 | 0.8 | 0.3 | 1.2 | 0 | 6.6 | 14.0 | 19.9 | 288° | 10.7 |
| 17 | -6.0 | -0.8 | -3.0 | 2.0 | 2.0 | - | - | 2 | 3.8 | 8.7 | 13.2 | 277° | 6.9 |
| 18 | -6.0 | 0.3 | -2.5 | 8.0 | - | - | - | 0 | 2.8 | 11.2 | 17.3 | 80° | 7.6 |
| 19 | -5.3 | 0.1 | -2.6 | 0.0 | - | - | - | 0 | 5.1 | 12.1 | 17.2 | 20° | 9.3 |
| 20 | -7.2 | 0.3 | -3.2 | 0.3 | - | - | - | 1 | 3.0 | 9.7 | 15.2 | 75° | 6.2 |
| 21 | 0.3 | 1.4 | 0.9 | 0.3 | - | - | - | 0 | 3.9 | 10.9 | 13.2 | 37° | 7.0 |
| 22 | -0.2 | 1.3 | 0.8 | 0.0 | - | - | - | 0 | 4.7 | 12.5 | 20.8 | 7° | 9.2 |
| 23 | -1.1 | 1.9 | 0.8 | 0.0 | - | - | - | 0 | 8.9 | 15.4 | 23.3 | 10° | 10.7 |
| 24 | -1.1 | 1.3 | 0.4 | 0.0 | - | - | - | 2 | 6.3 | 13.5 | 17.7 | 353° | 10.0 |
| 25 | -2.8 | -0.2 | -1.5 | 0.0 | - | - | - | 0 | 3.2 | 9.4 | 12.3 | 300° | 6.2 |
| 26 | -4.5 | 2.5 | -1.2 | 0.0 | - | - | - | 4 | 2.7 | 9.2 | 11.9 | 220° | 5.7 |
| 27 | 2.5 | 4.1 | 3.6 | 1.6 | 1.6 | 0.8 | 5 | 0 | 5.9 | 15.4 | 20.8 | 186° | 9.0 |
| 28 | 2.7 | 8.0 | 5.1 | 4.4 | 2.2 | 0.8 | 20 | 0 | 2.1 | 7.4 | 9.8 | 165° | 5.0 |
| 29 | 6.9 | 8.6 | 7.9 | 0.3 | - | - | - | 0 | 1.7 | 5.4 | 7.1 | 96° | 4.3 |
| 30 | 4.9 | 6.9 | 6.0 | 0.3 | - | - | - | 0 | 3.1 | 8.7 | 12.8 | 67° | 6.5 |
| 31 | 4.7 | 6.3 | 5.4 | 0.0 | - | - | - | 0 | 1.5 | 6.4 | 8.1 | 5° | 5.0 |
Humidity, dew point & pressure
| Day | Hmin | Hmax | Hmean | Dmin | Dmax | Dmean | Pmin | Pmax | Pmean |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 57 | 90 | 71 | -8.0 | -2.1 | -5.3 | 1004 | 1010 | 1007 |
| 2 | 81 | 90 | 85 | -5.4 | -2.7 | -3.5 | 1005 | 1011 | 1008 |
| 3 | 80 | 95 | 90 | -6.2 | -0.6 | -4.2 | 1007 | 1013 | 1010 |
| 4 | 85 | 97 | 93 | -0.6 | 5.0 | 3.3 | 1001 | 1006 | 1004 |
| 5 | 84 | 97 | 92 | -2.3 | 4.3 | 0.4 | 1003 | 1004 | 1004 |
| 6 | 95 | 98 | 97 | -4.9 | -1.3 | -2.7 | 1001 | 1004 | 1002 |
| 7 | 78 | 98 | 91 | -4.1 | -0.6 | -2.4 | 1004 | 1007 | 1006 |
| 8 | 73 | 98 | 90 | -5.6 | 1.2 | -1.4 | 1007 | 1023 | 1015 |
| 9 | 70 | 87 | 76 | -6.5 | 0.0 | -2.7 | 1024 | 1031 | 1028 |
| 10 | 79 | 93 | 86 | 0.0 | 4.2 | 2.8 | 1027 | 1032 | 1030 |
| 11 | 75 | 85 | 80 | 1.2 | 5.1 | 3.6 | 1022 | 1027 | 1024 |
| 12 | 80 | 92 | 87 | -0.7 | 2.9 | 1.4 | 1022 | 1025 | 1024 |
| 13 | 85 | 98 | 93 | -1.4 | 2.8 | 0.9 | 1025 | 1028 | 1026 |
| 14 | 78 | 97 | 89 | -3.6 | 3.3 | 1.2 | 1027 | 1037 | 1032 |
| 15 | 82 | 97 | 91 | -3.7 | 4.2 | 0.8 | 1026 | 1037 | 1032 |
| 16 | 78 | 95 | 89 | -5.6 | 5.4 | 1.6 | 1000 | 1026 | 1013 |
| 17 | 74 | 87 | 81 | -8.0 | -3.8 | -5.8 | 995 | 1002 | 998 |
| 18 | 87 | 98 | 93 | -7.8 | 0.0 | -3.5 | 989 | 995 | 992 |
| 19 | 78 | 95 | 87 | -8.0 | -1.6 | -4.4 | 991 | 1000 | 996 |
| 20 | 82 | 95 | 90 | -9.3 | -0.4 | -4.7 | 1000 | 1002 | 1001 |
| 21 | 93 | 97 | 96 | -0.4 | 0.8 | 0.3 | 1000 | 1004 | 1002 |
| 22 | 84 | 98 | 95 | -2.5 | 0.9 | 0.1 | 1004 | 1008 | 1006 |
| 23 | 68 | 85 | 76 | -4.8 | -1.9 | -3.0 | 1008 | 1013 | 1010 |
| 24 | 70 | 89 | 82 | -3.9 | -1.0 | -2.4 | 1013 | 1023 | 1018 |
| 25 | 85 | 95 | 90 | -4.8 | -1.7 | -2.9 | 1023 | 1029 | 1026 |
| 26 | 73 | 89 | 82 | -6.3 | -0.8 | -3.9 | 1022 | 1029 | 1026 |
| 27 | 66 | 80 | 75 | -1.8 | 0.7 | -0.5 | 1012 | 1023 | 1018 |
| 28 | 74 | 98 | 93 | -0.9 | 7.7 | 4.0 | 1012 | 1017 | 1014 |
| 29 | 98 | 98 | 98 | 6.6 | 8.3 | 7.7 | 1017 | 1023 | 1020 |
| 30 | 97 | 98 | 98 | 4.6 | 6.6 | 5.7 | 1023 | 1027 | 1025 |
| 31 | 88 | 98 | 95 | 3.8 | 5.5 | 4.7 | 1025 | 1028 | 1026 |
Other measures
| Day | Night | Daymax | T+10m | T+1h | H+1h | T-10m | T-1h | H-1h | Fmin | Fmax | Fmean | AF hrs | AQmin | AQmax | AQmean |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | -1.0 | -0.1 | 0.1 | 0.3 | 10 | 0.1 | 0.3 | 5 | -8.4 | -3.3 | -6.1 | 24 | - | - | - |
| 2 | -1.8 | -0.7 | 0.2 | 0.5 | 4 | 0.2 | 0.7 | 3 | -8.7 | -1.7 | -5.8 | 24 | - | - | - |
| 3 | -4.7 | -1.9 | 0.3 | 1.1 | 5 | 0.3 | 0.9 | 3 | -9.7 | 0.1 | -5.7 | 22 | - | - | - |
| 4 | -1.4 | 5.9 | 0.3 | 0.9 | 4 | 0.2 | 0.5 | 3 | -3.8 | 5.9 | 2.6 | 0 | - | - | - |
| 5 | 0.9 | 3.3 | 0.2 | 0.8 | 4 | 0.4 | 1.3 | 5 | -3.2 | 5.0 | 0.5 | 6 | - | - | - |
| 6 | -4.3 | -1.0 | 0.2 | 0.8 | 2 | 0.3 | 1.0 | 1 | -7.2 | -1.0 | -2.8 | 24 | - | - | - |
| 7 | -3.1 | 0.9 | 0.2 | 0.7 | 4 | 0.2 | 0.8 | 5 | -6.3 | 0.9 | -3.1 | 20 | - | - | - |
| 8 | -1.5 | 2.0 | 0.2 | 0.8 | 6 | 0.2 | 0.7 | 10 | -7.5 | 1.8 | -3.9 | 13 | - | - | - |
| 9 | -2.1 | 4.1 | 0.3 | 1.4 | 3 | 0.2 | 0.6 | 5 | -7.4 | 3.9 | -2.0 | 9 | - | - | - |
| 10 | 1.9 | 7.1 | 0.3 | 1.0 | 4 | 0.2 | 0.7 | 4 | -2.0 | 7.0 | 2.6 | 0 | - | - | - |
| 11 | 5.7 | 8.5 | 0.2 | 1.0 | 5 | 0.3 | 1.4 | 4 | 1.9 | 8.5 | 5.5 | 0 | - | - | - |
| 12 | 1.1 | 5.5 | 0.3 | 1.3 | 4 | 0.4 | 1.5 | 6 | -2.4 | 5.3 | 1.4 | 0 | - | - | - |
| 13 | -0.8 | 3.9 | 0.3 | 1.5 | 5 | 0.2 | 0.9 | 6 | -2.6 | 3.9 | 0.9 | 3 | - | - | - |
| 14 | 2.7 | 4.0 | 0.2 | 0.6 | 4 | 0.4 | 1.4 | 7 | -3.2 | 4.0 | 1.3 | 1 | - | - | - |
| 15 | -1.0 | 4.6 | 0.3 | 1.3 | 5 | 0.2 | 0.7 | 4 | -4.4 | 4.6 | -0.1 | 4 | - | - | - |
| 16 | 2.6 | 6.4 | 0.2 | 0.6 | 6 | 0.7 | 2.4 | 14 | -7.4 | 6.4 | 0.1 | 3 | - | - | - |
| 17 | -3.3 | -0.8 | 0.2 | 0.7 | 6 | 0.5 | 1.6 | 4 | -9.0 | -0.8 | -5.7 | 24 | - | - | - |
| 18 | -6.0 | 0.3 | 0.5 | 1.9 | 4 | 0.4 | 0.9 | 3 | -8.9 | 0.3 | -4.0 | 21 | - | - | - |
| 19 | -4.3 | 0.1 | 0.3 | 1.0 | 4 | 0.3 | 1.4 | 5 | -9.8 | 0.0 | -5.9 | 23 | - | - | - |
| 20 | -7.2 | 0.3 | 0.3 | 1.2 | 5 | 0.4 | 1.5 | 3 | -10.2 | 0.3 | -5.0 | 17 | - | - | - |
| 21 | -0.1 | 1.4 | 0.1 | 0.5 | 2 | 0.1 | 0.3 | 2 | -4.5 | 1.4 | -1.2 | 0 | - | - | - |
| 22 | 0.8 | 1.3 | 0.1 | 0.2 | 2 | 0.2 | 0.6 | 5 | -5.3 | 1.1 | -1.3 | 1 | - | - | - |
| 23 | -1.1 | 1.9 | 0.3 | 0.8 | 3 | 0.2 | 0.8 | 6 | -6.8 | -1.0 | -3.5 | 7 | - | - | - |
| 24 | -1.1 | 1.3 | 0.2 | 0.9 | 7 | 0.2 | 0.8 | 6 | -6.0 | 0.6 | -3.1 | 4 | - | - | - |
| 25 | -2.4 | -0.7 | 0.2 | 0.5 | 4 | 0.2 | 1.0 | 2 | -6.6 | -0.4 | -3.3 | 24 | - | - | - |
| 26 | -4.5 | 1.3 | 0.5 | 1.7 | 4 | 0.2 | 0.8 | 5 | -9.4 | 2.0 | -2.4 | 13 | - | - | - |
| 27 | -0.4 | 4.1 | 0.2 | 0.4 | 7 | 0.2 | 0.7 | 2 | -1.2 | 4.0 | 0.6 | 0 | - | - | - |
| 28 | 2.7 | 7.3 | 0.2 | 0.8 | 5 | 0.2 | 0.5 | 1 | -0.6 | 8.3 | 4.6 | 0 | - | - | - |
| 29 | 7.8 | 8.6 | 0.1 | 0.4 | 0 | 0.1 | 0.3 | 0 | 5.5 | 9.1 | 8.0 | 0 | - | - | - |
| 30 | 5.6 | 6.9 | 0.1 | 0.3 | 1 | 0.2 | 0.6 | 1 | 1.6 | 6.9 | 5.1 | 0 | - | - | - |
| 31 | 4.7 | 6.3 | 0.2 | 0.6 | 1 | 0.1 | 0.3 | 2 | 2.3 | 6.3 | 5.3 | 0 | - | - | - |