Monthly Report for December 2012
| <<Previous Month | Reset | Next Month>> |
| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 3.1 °C (-0.5) | -4.7 °C | 9.6 °C | 12:00 |
| Maximum Temperature | 8.0 °C (-0.2) | 1.1 °C | 12.9 °C | 13:47 |
| Mean Temperature | 5.7 °C (-0.4) | -1.1 °C | 11.5 °C | |
| Minimum Humidity | 77% | 61% | 96% | 14:15 |
| Maximum Humidity | 94% | 81% | 98% | 12:01 |
| Mean Humidity | 87% | 76% | 98% | |
| Minimum Pressure | 1002 hPa | 975 hPa | 1027 hPa | 12:23 |
| Maximum Pressure | 1014 hPa | 997 hPa | 1031 hPa | 11:22 |
| Mean Pressure | 1008 hPa | 985 hPa | 1029 hPa | |
| Mean Wind Speed | 5.4 mph (+0.3) | 1.1 mph | 10.8 mph | |
| Maximum Wind Speed | 12.6 mph | 6.7 mph | 21.3 mph | 12:23 |
| Maximum Gust | 19.7 mph | 8.7 mph | 29.9 mph | 13:22 |
| Mean Wind Direction | 231° [SW] | 4° [N] | 350° [N] | |
| Rainfall | 101.4 mm (178%) | 0.0 mm | 21.7 mm | |
| Maximum Hourly Rain | 1.9 mm | 0.3 mm | 4.1 mm | 10:54 |
| Maximum 10-min Rain | 0.8 mm | 0.3 mm | 1.7 mm | 11:15 |
| Maximum Rain Rate | 9 mm/h | 0.7 mm/h | 36 mm/h | 10:23 |
| Minimum Dew Point | 1.1 °C | -5.2 °C | 7.1 °C | 12:15 |
| Maximum Dew Point | 6.3 °C | 0.1 °C | 12.6 °C | 12:47 |
| Mean Dew Point | 3.7 °C | -2.3 °C | 9.6 °C | |
| Night Minimum (21-09) | 3.6 °C | -4.7 °C | 11.8 °C | 07:01 |
| Day Maximum (09-21) | 7.9 °C | 0.8 °C | 12.9 °C | 14:45 |
| Max 10m Temp Rise | 0.3 °C | 0.1 °C | 0.6 °C | 09:26 |
| Max 1hr Temp Rise | 1.2 °C | 0.3 °C | 2.3 °C | 10:14 |
| Max 1hr Hum Rise | 4% | 1% | 8% | 11:56 |
| Max 10m Temp Fall | 0.3 °C | 0.1 °C | 0.5 °C | 11:10 |
| Max 1hr Temp Fall | 1.0 °C | 0.3 °C | 1.8 °C | 14:00 |
| Max 1hr Hum Fall | 8% | 1% | 19% | 13:22 |
| Max 10m Wind Speed | 10.1 mph | 4.9 mph | 15.1 mph | 13:04 |
| Minimum Feels-like | -0.0 °C | -6.7 °C | 7.5 °C | 09:50 |
| Maximum Feels-like | 7.9 °C | 1.1 °C | 15.5 °C | 13:19 |
| Mean Feels-like | 4.0 °C | -2.2 °C | 12.4 °C | n/a |
| Air-frost Hrs | 66 hrs | 0 hrs | 14 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 | 5.0 °C (+0.4) | 1.9 °C | 8.8 °C | |
| Humidity Range | 17% | 2% | 35% | |
| Pressure Range | 12 hPa | 1 hPa | 24 hPa | |
| Sun Hours | 61 (94%) [28%] | |||
| Wet Hours | 101 (163%) [14%] | |||
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 | 18 | Min < -5.0 °C | 0 | > 0 hrs | 23 | Falling Snow | 0 |
| > 0.1 mm | 17 | Min < 0.0 °C | 7 | > 1 hrs | 14 | Lying Snow | 0 |
| > 0.3 mm | 16 | Mean < 0.0 °C | 3 | > 3 hrs | 9 | Hail | 0 |
| > 1.0 mm | 16 | Mean > 20.0 °C | 0 | > 5 hrs | 3 | Thunder | 2 |
| > 5.0 mm | 7 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 0 |
| > 10.0 mm | 4 | Max > 30.0 °C | 0 | > 25% max poss. | 13 | Gusts > 30mph | 0 |
| > 20.0 mm | 1 | Ice Days | 0 | > 95% max poss. | 2 | Total Events | 2 |
Misc.
Mean rainfall for days with >0.3mm: 6.3 mmTotal snowfall: 0.0 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 | -2.4 | 5.1 | 1.1 | 0.0 | - | - | - | 0.6 | 3.8 | 9.4 | 13.5 | 295° | 7.8 |
| 2 | -1.0 | 4.5 | 1.6 | 0.0 | - | - | - | 7 | 3.7 | 7.4 | 10.7 | 281° | 6.2 |
| 3 | 3.6 | 10.1 | 6.7 | 5.5 | 1.5 | 0.6 | 2.8 | 0.3 | 5.0 | 12.8 | 17.8 | 260° | 9.1 |
| 4 | 0.5 | 7.3 | 3.9 | 0.0 | - | - | - | 5 | 4.9 | 14.0 | 19.4 | 278° | 9.9 |
| 5 | -0.9 | 3.0 | 1.3 | 0.3 | 0.3 | 0.3 | - | 4 | 4.1 | 10.7 | 15.4 | 329° | 8.6 |
| 6 | -3.0 | 5.1 | 1.1 | 3.2 | 1.5 | 0.6 | 4.0 | 0.1 | 4.8 | 16.3 | 22.5 | 242° | 10.9 |
| 7 | 2.3 | 5.7 | 4.2 | 2.3 | 0.9 | 0.5 | 2.8 | 4 | 7.7 | 16.1 | 29.1 | 315° | 12.1 |
| 8 | 2.1 | 5.6 | 4.1 | 0.0 | - | - | - | 5 | 3.5 | 9.8 | 14.5 | 316° | 7.9 |
| 9 | 3.8 | 8.7 | 6.4 | 0.0 | - | - | - | 1 | 6.4 | 16.3 | 25.1 | 281° | 10.3 |
| 10 | 0.9 | 4.9 | 3.2 | 0.0 | - | - | - | 4 | 5.7 | 11.5 | 17.5 | 350° | 9.1 |
| 11 | -3.4 | 1.7 | -0.6 | 0.0 | - | - | - | 7 | 2.1 | 6.9 | 8.7 | 4° | 5.6 |
| 12 | -4.7 | 2.1 | -1.1 | 0.0 | - | - | - | 2 | 1.1 | 7.4 | 9.7 | 163° | 5.5 |
| 13 | -2.3 | 1.1 | -0.3 | 0.0 | - | - | - | 0.8 | 2.5 | 6.7 | 10.0 | 85° | 4.9 |
| 14 | 1.1 | 9.9 | 6.4 | 10.7 | 4.1 | 1.2 | 6 | 0 | 7.0 | 18.7 | 28.4 | 167° | 14.9 |
| 15 | 7.1 | 10.7 | 8.6 | 0.0 | - | - | - | 2 | 6.6 | 13.8 | 22.5 | 221° | 10.7 |
| 16 | 5.6 | 9.3 | 7.2 | 1.4 | 1.4 | 0.5 | 5 | 4 | 4.3 | 12.1 | 18.7 | 225° | 9.1 |
| 17 | 5.4 | 8.5 | 6.8 | 0.1 | - | - | - | 6 | 5.2 | 12.8 | 17.5 | 235° | 11.4 |
| 18 | 1.8 | 7.7 | 5.7 | 0.0 | - | - | - | 2 | 2.6 | 10.2 | 12.8 | 309° | 6.5 |
| 19 | 1.6 | 7.5 | 5.0 | 6.0 | 2.0 | 0.9 | 6 | 0 | 4.8 | 15.4 | 22.1 | 124° | 10.7 |
| 20 | 6.3 | 9.5 | 8.0 | 21.7 | 4.1 | 1.2 | 9 | 0 | 4.8 | 13.2 | 17.0 | 155° | 8.9 |
| 21 | 6.6 | 9.4 | 7.6 | 0.0 | - | - | - | 2 | 4.2 | 10.2 | 15.4 | 249° | 7.6 |
| 22 | 6.6 | 12.9 | 10.0 | 17.8 | 3.2 | 0.8 | 8 | 0 | 5.0 | 12.1 | 17.0 | 209° | 9.3 |
| 23 | 9.6 | 12.9 | 11.5 | 1.1 | 0.5 | 0.3 | 0.7 | 0.1 | 6.6 | 13.8 | 20.6 | 238° | 10.5 |
| 24 | 7.8 | 12.0 | 9.7 | 4.9 | 2.0 | 0.6 | 17 | 0 | 6.4 | 21.3 | 27.3 | 189° | 14.3 |
| 25 | 5.6 | 9.2 | 7.8 | 12.6 | 3.7 | 1.7 | 24 | 0.1 | 5.8 | 13.8 | 24.4 | 232° | 11.7 |
| 26 | 4.4 | 9.9 | 7.3 | 2.0 | 1.7 | 0.8 | 10 | 0.5 | 6.5 | 16.6 | 24.2 | 238° | 12.8 |
| 27 | 4.7 | 8.0 | 7.1 | 2.0 | 1.1 | 0.6 | 3.4 | 0.5 | 5.5 | 10.9 | 17.7 | 270° | 10.4 |
| 28 | 4.0 | 12.2 | 9.3 | 3.5 | 1.4 | 0.4 | 1.5 | 0 | 6.9 | 10.9 | 25.5 | 215° | 12.4 |
| 29 | 6.7 | 11.9 | 10.1 | 1.2 | 0.9 | 0.7 | 3.4 | 0 | 10.8 | 10.9 | 28.8 | 220° | 14.6 |
| 30 | 5.1 | 10.8 | 7.6 | 0.0 | - | - | - | 2 | 8.6 | 17.6 | 26.6 | 237° | 13.7 |
| 31 | 9.3 | 11.2 | 10.5 | 5.1 | 1.7 | 1.1 | 36 | 0 | 9.5 | 10.9 | 29.9 | 226° | 15.1 |
Humidity, dew point & pressure
| Day | Hmin | Hmax | Hmean | Dmin | Dmax | Dmean | Pmin | Pmax | Pmean |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 75 | 98 | 90 | -3.2 | 3.6 | -0.5 | 1013 | 1016 | 1014 |
| 2 | 61 | 87 | 79 | -3.1 | 0.3 | -1.6 | 1014 | 1018 | 1016 |
| 3 | 73 | 98 | 86 | 0.5 | 9.7 | 4.5 | 1004 | 1014 | 1007 |
| 4 | 64 | 92 | 80 | -1.6 | 3.0 | 0.7 | 1003 | 1004 | 1003 |
| 5 | 72 | 97 | 84 | -4.0 | 1.5 | -1.3 | 1002 | 1016 | 1008 |
| 6 | 67 | 93 | 81 | -5.2 | 4.1 | -1.8 | 997 | 1018 | 1013 |
| 7 | 61 | 96 | 81 | -1.3 | 4.2 | 1.1 | 996 | 1015 | 1002 |
| 8 | 77 | 91 | 83 | 0.2 | 3.1 | 1.4 | 1015 | 1026 | 1023 |
| 9 | 65 | 91 | 79 | 0.1 | 5.3 | 3.0 | 1015 | 1025 | 1019 |
| 10 | 71 | 87 | 78 | -1.1 | 0.8 | -0.2 | 1017 | 1028 | 1022 |
| 11 | 85 | 96 | 92 | -4.2 | 0.1 | -1.7 | 1027 | 1031 | 1029 |
| 12 | 79 | 98 | 92 | -5.1 | 1.4 | -2.2 | 1013 | 1027 | 1020 |
| 13 | 80 | 93 | 86 | -3.7 | 0.1 | -2.3 | 1000 | 1013 | 1005 |
| 14 | 79 | 98 | 93 | 0.1 | 9.6 | 5.3 | 975 | 999 | 985 |
| 15 | 77 | 91 | 86 | 5.1 | 8.2 | 6.3 | 984 | 997 | 991 |
| 16 | 80 | 95 | 89 | 4.0 | 6.7 | 5.5 | 997 | 1001 | 999 |
| 17 | 76 | 94 | 87 | 3.4 | 6.1 | 4.8 | 996 | 1005 | 1001 |
| 18 | 83 | 94 | 88 | 0.9 | 5.2 | 3.8 | 1005 | 1020 | 1014 |
| 19 | 84 | 98 | 94 | 0.7 | 6.4 | 4.2 | 1010 | 1020 | 1016 |
| 20 | 96 | 98 | 98 | 6.0 | 9.2 | 7.7 | 997 | 1010 | 1002 |
| 21 | 84 | 98 | 94 | 5.5 | 8.3 | 6.7 | 1003 | 1014 | 1009 |
| 22 | 96 | 98 | 97 | 6.0 | 12.6 | 9.6 | 999 | 1014 | 1005 |
| 23 | 78 | 98 | 89 | 7.1 | 12.6 | 9.6 | 999 | 1007 | 1003 |
| 24 | 84 | 98 | 92 | 6.9 | 11.0 | 8.4 | 992 | 1007 | 999 |
| 25 | 84 | 96 | 91 | 3.4 | 8.0 | 6.4 | 990 | 1003 | 995 |
| 26 | 77 | 96 | 90 | 3.1 | 9.2 | 5.8 | 999 | 1007 | 1004 |
| 27 | 77 | 93 | 84 | 1.7 | 6.7 | 4.6 | 997 | 1020 | 1005 |
| 28 | 81 | 98 | 90 | 1.5 | 11.1 | 7.7 | 1010 | 1021 | 1016 |
| 29 | 74 | 91 | 82 | 3.3 | 9.3 | 7.2 | 996 | 1011 | 1002 |
| 30 | 72 | 81 | 76 | 1.2 | 7.3 | 3.6 | 1003 | 1012 | 1010 |
| 31 | 76 | 95 | 88 | 6.9 | 9.8 | 8.6 | 995 | 1011 | 1003 |
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 | -2.4 | 5.1 | 0.4 | 1.5 | 4 | 0.3 | 1.0 | 12 | -5.7 | 3.9 | -1.3 | 9 | - | - | - |
| 2 | -1.0 | 4.5 | 0.4 | 1.4 | 7 | 0.5 | 1.8 | 14 | -5.3 | 4.5 | -0.7 | 7 | - | - | - |
| 3 | 3.0 | 10.1 | 0.4 | 1.5 | 5 | 0.2 | 1.0 | 19 | 0.2 | 11.2 | 4.7 | 0 | - | - | - |
| 4 | 2.1 | 7.3 | 0.4 | 1.8 | 4 | 0.5 | 1.2 | 14 | -2.8 | 6.4 | 1.2 | 0 | - | - | - |
| 5 | -0.9 | 3.0 | 0.4 | 1.3 | 4 | 0.3 | 0.9 | 11 | -4.4 | 1.4 | -1.3 | 2 | - | - | - |
| 6 | -3.0 | 4.6 | 0.3 | 1.2 | 5 | 0.2 | 0.8 | 8 | -6.6 | 2.5 | -1.8 | 11 | - | - | - |
| 7 | 2.3 | 5.7 | 0.6 | 1.7 | 8 | 0.2 | 0.9 | 15 | -3.2 | 4.0 | 0.5 | 0 | - | - | - |
| 8 | 2.1 | 5.6 | 0.3 | 1.2 | 4 | 0.3 | 1.0 | 5 | -0.7 | 5.6 | 2.2 | 0 | - | - | - |
| 9 | 3.7 | 8.7 | 0.2 | 0.9 | 4 | 0.3 | 1.1 | 7 | -0.4 | 7.4 | 3.6 | 0 | - | - | - |
| 10 | 2.6 | 4.9 | 0.2 | 0.7 | 6 | 0.3 | 1.1 | 3 | -3.3 | 3.6 | 0.1 | 0 | - | - | - |
| 11 | -1.2 | 1.7 | 0.3 | 1.1 | 4 | 0.4 | 1.7 | 3 | -5.6 | 1.7 | -2.1 | 14 | - | - | - |
| 12 | -4.7 | 2.1 | 0.4 | 1.9 | 2 | 0.2 | 0.8 | 8 | -6.7 | 2.1 | -1.7 | 12 | - | - | - |
| 13 | -2.3 | 0.8 | 0.3 | 1.0 | 4 | 0.3 | 0.9 | 4 | -6.2 | 1.1 | -2.2 | 11 | - | - | - |
| 14 | 0.4 | 9.9 | 0.3 | 1.3 | 4 | 0.2 | 0.6 | 12 | -2.0 | 9.0 | 3.8 | 0 | - | - | - |
| 15 | 7.4 | 10.7 | 0.4 | 1.3 | 4 | 0.3 | 0.8 | 7 | 3.9 | 11.0 | 6.7 | 0 | - | - | - |
| 16 | 5.6 | 9.3 | 0.3 | 0.9 | 3 | 0.4 | 1.4 | 5 | 2.3 | 8.6 | 5.4 | 0 | - | - | - |
| 17 | 5.4 | 8.5 | 0.3 | 1.1 | 3 | 0.2 | 0.7 | 6 | 2.3 | 8.3 | 4.7 | 0 | - | - | - |
| 18 | 4.7 | 7.7 | 0.3 | 1.1 | 5 | 0.4 | 1.6 | 5 | 1.7 | 7.7 | 4.5 | 0 | - | - | - |
| 19 | 1.6 | 7.5 | 0.3 | 1.3 | 6 | 0.3 | 0.6 | 10 | -0.5 | 6.3 | 3.1 | 0 | - | - | - |
| 20 | 6.3 | 9.5 | 0.2 | 0.6 | 1 | 0.2 | 0.6 | 2 | 2.1 | 10.3 | 6.1 | 0 | - | - | - |
| 21 | 6.8 | 9.4 | 0.2 | 0.7 | 3 | 0.2 | 1.0 | 6 | 4.0 | 8.9 | 5.8 | 0 | - | - | - |
| 22 | 6.6 | 12.9 | 0.3 | 1.3 | 1 | 0.1 | 0.3 | 1 | 4.0 | 15.5 | 10.3 | 0 | - | - | - |
| 23 | 11.8 | 11.9 | 0.1 | 0.3 | 3 | 0.1 | 0.5 | 5 | 7.5 | 15.5 | 12.4 | 0 | - | - | - |
| 24 | 7.8 | 12.0 | 0.5 | 2.3 | 4 | 0.5 | 1.8 | 9 | 5.5 | 13.4 | 9.2 | 0 | - | - | - |
| 25 | 7.1 | 8.8 | 0.2 | 0.6 | 4 | 0.3 | 1.0 | 4 | 3.4 | 9.4 | 5.7 | 0 | - | - | - |
| 26 | 4.4 | 9.9 | 0.3 | 1.5 | 4 | 0.2 | 0.7 | 9 | 0.5 | 8.8 | 4.8 | 0 | - | - | - |
| 27 | 6.3 | 7.8 | 0.2 | 0.9 | 4 | 0.3 | 1.3 | 8 | 2.9 | 7.5 | 5.1 | 0 | - | - | - |
| 28 | 4.0 | 12.2 | 0.5 | 1.4 | 5 | 0.3 | 0.7 | 6 | 1.7 | 13.5 | 9.5 | 0 | - | - | - |
| 29 | 11.2 | 11.3 | 0.2 | 0.5 | 7 | 0.5 | 1.4 | 10 | 3.4 | 12.5 | 9.5 | 0 | - | - | - |
| 30 | 5.1 | 9.6 | 0.3 | 1.1 | 4 | 0.2 | 0.8 | 4 | 0.4 | 10.9 | 4.7 | 0 | - | - | - |
| 31 | 10.1 | 10.9 | 0.2 | 0.4 | 8 | 0.4 | 0.8 | 2 | 6.5 | 11.8 | 10.7 | 0 | - | - | - |