Monthly Report for January 2021
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 1.7 °C (-1.3) | -2.2 °C | 8.9 °C | 11:49 |
| Maximum Temperature | 6.4 °C (-1.4) | 1.1 °C | 12.3 °C | 13:03 |
| Mean Temperature | 4.1 °C (-1.4) | -0.1 °C | 10.8 °C | |
| Minimum Humidity | 82% | 69% | 92% | 13:27 |
| Maximum Humidity | 94% | 88% | 97% | 11:12 |
| Mean Humidity | 90% | 80% | 95% | |
| Minimum Pressure | 1008 hPa | 974 hPa | 1026 hPa | 11:33 |
| Maximum Pressure | 1016 hPa | 988 hPa | 1033 hPa | 13:10 |
| Mean Pressure | 1012 hPa | 986 hPa | 1030 hPa | |
| Mean Wind Speed | 4.6 mph (-0.6) | 0.7 mph | 13.7 mph | |
| Maximum Wind Speed | 12.4 mph | 5.8 mph | 24.7 mph | 11:51 |
| Maximum Gust | 19.9 mph | 10.3 mph | 37.6 mph | 10:09 |
| Mean Wind Direction | 200° [SSW] | 6° [N] | 351° [N] | |
| Rainfall | 97.7 mm (166%) | 0.0 mm | 25.2 mm | |
| Maximum Hourly Rain | 1.5 mm | 0.0 mm | 4.6 mm | 12:27 |
| Maximum 10-min Rain | 0.5 mm | 0.0 mm | 1.5 mm | 11:32 |
| Maximum Rain Rate | 6 mm/h | 0.3 mm/h | 18 mm/h | 11:10 |
| Minimum Dew Point | 0.3 °C | -4.0 °C | 8.1 °C | 11:14 |
| Maximum Dew Point | 4.7 °C | -0.1 °C | 10.3 °C | 12:14 |
| Mean Dew Point | 2.5 °C | -1.2 °C | 9.3 °C | |
| Night Minimum (21-09) | 2.3 °C | -2.2 °C | 9.8 °C | 08:01 |
| Day Maximum (09-21) | 6.0 °C | 1.1 °C | 12.3 °C | 14:25 |
| Max 10m Temp Rise | 0.3 °C | 0.2 °C | 0.5 °C | 11:34 |
| Max 1hr Temp Rise | 1.1 °C | 0.2 °C | 1.9 °C | 12:05 |
| Max 1hr Hum Rise | 4% | 1% | 10% | 13:48 |
| Max 10m Temp Fall | 0.4 °C | 0.2 °C | 1.5 °C | 10:14 |
| Max 1hr Temp Fall | 1.1 °C | 0.2 °C | 3.9 °C | 11:24 |
| Max 1hr Hum Fall | 5% | 2% | 10% | 11:39 |
| Max 10m Wind Speed | 9.7 mph | 4.5 mph | 17.8 mph | 11:52 |
| Minimum Feels-like | -2.4 °C | -7.6 °C | 6.7 °C | 10:51 |
| Maximum Feels-like | 6.1 °C | 1.1 °C | 13.5 °C | 12:26 |
| Mean Feels-like | 2.0 °C | -2.5 °C | 11.3 °C | |
| Air-frost Hrs | 77 hrs | 0 hrs | 15 hrs | |
| Minimum PM2.5 | 0.0 µg/m3 | 0.0 µg/m3 | 0.0 µg/m3 | n/a |
| Maximum PM2.5 | n/a | n/a | n/a | |
| Mean PM2.5 | n/a | n/a | n/a | |
| Temperature Range | 4.6 °C (-0.2) | 2.4 °C | 9.2 °C | |
| Humidity Range | 12% | 4% | 23% | |
| Pressure Range | 8 hPa | 2 hPa | 23 hPa | |
| Sun Hours | 47 (68%) [20%] | |||
| Wet Hours | 91 (136%) [12%] | |||
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 | 19 | Min < -5.0 °C | 0 | > 0 hrs | 19 | Falling Snow | 0 |
| > 0.1 mm | 17 | Min < 0.0 °C | 10 | > 1 hrs | 12 | Lying Snow | 1 |
| > 0.3 mm | 16 | Mean < 0.0 °C | 2 | > 3 hrs | 7 | Hail | 0 |
| > 1.0 mm | 13 | Mean > 20.0 °C | 0 | > 5 hrs | 2 | Thunder | 0 |
| > 5.0 mm | 4 | Max > 25.0 °C | 0 | > 10 hrs | 0 | Dense Fog | 1 |
| > 10.0 mm | 3 | Max > 30.0 °C | 0 | > 25% max poss. | 9 | Gusts > 30mph | 4 |
| > 20.0 mm | 1 | Ice Days | 0 | > 95% max poss. | 1 | Total Events | 6 |
Misc.
Mean rainfall for days with >0.3mm: 6.1 mmTotal snowfall: 4.0 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 | -0.9 | 3.9 | 1.6 | 0.0 | 0.0 | 0.0 | - | 0 | 1.9 | 5.8 | 11.4 | 336° | 4.5 |
| 2 | 0.3 | 4.3 | 2.6 | 0.5 | 0.2 | 0.2 | - | 1 | 2.1 | 8.3 | 11.4 | 351° | 7.3 |
| 3 | 0.3 | 5.4 | 3.1 | 0.2 | 0.2 | 0.2 | - | 2 | 4.1 | 10.9 | 17.1 | 38° | 8.9 |
| 4 | 2.4 | 4.8 | 3.4 | 0.1 | - | - | - | 0.1 | 7.9 | 14.8 | 22.8 | 37° | 13.9 |
| 5 | 1.5 | 3.9 | 2.9 | 0.7 | 0.4 | 0.3 | 0.3 | 0 | 6.9 | 13.1 | 22.8 | 28° | 12.1 |
| 6 | 0.6 | 5.1 | 3.0 | 0.1 | - | - | - | 4 | 3.9 | 13.3 | 19.4 | 28° | 8.2 |
| 7 | -1.4 | 2.9 | 0.4 | 0.0 | - | - | - | 5 | 3.1 | 7.9 | 11.4 | 319° | 6.8 |
| 8 | -1.4 | 1.2 | -0.1 | 0.0 | - | - | - | 0 | 1.0 | 7.4 | 10.3 | 57° | 5.1 |
| 9 | -1.9 | 2.8 | -0.1 | 0.0 | - | - | - | 4 | 1.0 | 6.8 | 10.3 | 20° | 4.9 |
| 10 | -2.1 | 3.7 | 0.9 | 0.0 | - | - | - | 0 | 2.4 | 7.4 | 11.4 | 297° | 5.5 |
| 11 | 3.7 | 8.7 | 6.5 | 1.1 | 0.7 | 0.3 | 0.9 | 0.2 | 7.2 | 17.0 | 30.8 | 264° | 13.6 |
| 12 | 1.4 | 9.1 | 5.8 | 5.0 | 2.0 | 0.5 | 18 | 0.3 | 3.7 | 14.7 | 22.8 | 317° | 12.5 |
| 13 | 0.3 | 9.5 | 5.9 | 4.1 | 0.7 | 0.3 | 0.8 | 0 | 0.9 | 7.3 | 11.4 | 299° | 5.7 |
| 14 | 1.4 | 9.3 | 4.0 | 25.2 | 4.3 | 1.5 | 14 | 0 | 4.1 | 12.8 | 24.0 | 87° | 10.6 |
| 15 | -0.9 | 3.2 | 1.1 | 0.0 | - | - | - | 0.3 | 0.7 | 7.8 | 12.5 | 6° | 5.0 |
| 16 | 1.6 | 7.1 | 4.8 | 5.3 | 1.9 | 0.5 | 2.9 | 0.4 | 5.8 | 16.0 | 24.0 | 247° | 13.2 |
| 17 | 3.2 | 7.1 | 5.4 | 0.0 | - | - | - | 4 | 5.5 | 14.4 | 19.4 | 307° | 11.3 |
| 18 | 2.5 | 8.6 | 5.2 | 0.0 | - | - | - | 0.2 | 5.5 | 15.4 | 26.2 | 237° | 12.3 |
| 19 | 8.6 | 11.7 | 10.3 | 3.6 | 2.2 | 0.7 | 4.8 | 0 | 12.1 | 21.8 | 33.1 | 237° | 16.1 |
| 20 | 7.6 | 10.4 | 9.8 | 2.6 | 1.9 | 1.2 | 14 | 0 | 13.7 | 24.7 | 37.6 | 214° | 17.8 |
| 21 | 3.9 | 8.3 | 6.1 | 0.0 | - | - | - | 3 | 7.9 | 19.2 | 34.2 | 252° | 14.7 |
| 22 | 1.3 | 6.6 | 3.8 | 0.0 | - | - | - | 6 | 3.1 | 10.7 | 18.2 | 264° | 8.5 |
| 23 | -0.2 | 4.0 | 1.6 | 0.0 | 0.0 | 0.0 | - | 4 | 3.1 | 11.7 | 16.0 | 305° | 8.7 |
| 24 | -2.2 | 1.1 | 0.0 | 4.0 | 1.0 | 0.3 | 5 | 0 | 1.6 | 8.3 | 13.7 | 70° | 6.3 |
| 25 | -1.7 | 4.1 | 1.0 | 0.0 | 0.0 | 0.0 | - | 8 | 5.0 | 11.2 | 19.4 | 315° | 9.4 |
| 26 | -0.3 | 6.5 | 3.0 | 2.2 | 1.2 | 0.5 | 1.6 | 0 | 4.0 | 13.0 | 19.4 | 227° | 10.3 |
| 27 | 6.4 | 9.5 | 8.3 | 4.8 | 1.5 | 0.5 | 2.9 | 0 | 1.4 | 8.2 | 14.8 | 306° | 6.3 |
| 28 | 8.9 | 12.3 | 10.8 | 19.9 | 4.6 | 1.2 | 7 | 1 | 5.8 | 14.5 | 22.8 | 267° | 9.9 |
| 29 | 7.8 | 10.6 | 9.2 | 4.8 | 3.1 | 1.0 | 4.8 | 1 | 5.9 | 15.1 | 25.1 | 283° | 11.0 |
| 30 | 2.5 | 7.8 | 4.5 | 13.0 | 3.6 | 0.8 | 4.8 | 0 | 6.3 | 14.8 | 26.2 | 93° | 12.0 |
| 31 | 0.6 | 3.6 | 2.3 | 0.5 | 0.3 | 0.3 | - | 2 | 3.8 | 11.2 | 18.2 | 89° | 8.2 |
Humidity, dew point & pressure
| Day | Hmin | Hmax | Hmean | Dmin | Dmax | Dmean | Pmin | Pmax | Pmean |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 90 | 95 | 93 | -1.7 | 3.0 | 0.6 | 1010 | 1015 | 1012 |
| 2 | 81 | 94 | 89 | -1.2 | 2.9 | 1.0 | 1015 | 1018 | 1017 |
| 3 | 83 | 95 | 90 | -0.8 | 3.1 | 1.6 | 1017 | 1021 | 1018 |
| 4 | 83 | 90 | 87 | 0.1 | 2.6 | 1.4 | 1019 | 1021 | 1020 |
| 5 | 84 | 92 | 88 | -0.2 | 2.4 | 1.0 | 1020 | 1022 | 1021 |
| 6 | 78 | 92 | 88 | -0.7 | 2.9 | 1.3 | 1019 | 1021 | 1020 |
| 7 | 77 | 93 | 89 | -2.6 | 0.1 | -1.2 | 1018 | 1020 | 1019 |
| 8 | 90 | 95 | 92 | -2.5 | -0.1 | -1.2 | 1017 | 1024 | 1020 |
| 9 | 83 | 96 | 93 | -2.8 | 0.7 | -1.1 | 1024 | 1029 | 1027 |
| 10 | 89 | 96 | 93 | -2.9 | 2.2 | -0.2 | 1024 | 1029 | 1027 |
| 11 | 79 | 92 | 87 | 2.2 | 7.0 | 4.5 | 1012 | 1024 | 1018 |
| 12 | 85 | 94 | 91 | 0.1 | 8.2 | 4.5 | 1009 | 1022 | 1015 |
| 13 | 90 | 97 | 95 | -1.0 | 8.9 | 5.2 | 1018 | 1022 | 1019 |
| 14 | 91 | 96 | 95 | 0.2 | 8.5 | 3.2 | 1014 | 1026 | 1018 |
| 15 | 86 | 96 | 92 | -1.9 | 1.6 | -0.1 | 1026 | 1033 | 1030 |
| 16 | 79 | 95 | 90 | -0.8 | 6.4 | 3.3 | 1016 | 1030 | 1021 |
| 17 | 77 | 91 | 84 | 1.7 | 4.6 | 2.9 | 1019 | 1028 | 1024 |
| 18 | 83 | 94 | 90 | 1.5 | 7.5 | 3.7 | 1012 | 1027 | 1022 |
| 19 | 81 | 95 | 89 | 7.5 | 9.8 | 8.6 | 997 | 1012 | 1004 |
| 20 | 84 | 93 | 90 | 5.7 | 8.9 | 8.2 | 974 | 997 | 988 |
| 21 | 72 | 88 | 80 | 1.3 | 5.6 | 2.9 | 976 | 988 | 986 |
| 22 | 69 | 92 | 85 | -0.1 | 3.3 | 1.6 | 988 | 995 | 993 |
| 23 | 79 | 94 | 88 | -1.7 | 2.2 | -0.1 | 995 | 1000 | 996 |
| 24 | 87 | 94 | 92 | -3.5 | 0.2 | -1.1 | 995 | 1001 | 998 |
| 25 | 77 | 92 | 85 | -4.0 | 0.8 | -1.2 | 1001 | 1018 | 1011 |
| 26 | 84 | 95 | 90 | -2.0 | 5.8 | 1.5 | 1011 | 1019 | 1016 |
| 27 | 92 | 96 | 95 | 5.7 | 8.6 | 7.5 | 1008 | 1014 | 1012 |
| 28 | 81 | 97 | 91 | 8.1 | 10.3 | 9.3 | 996 | 1008 | 1002 |
| 29 | 80 | 94 | 88 | 6.2 | 9.7 | 7.4 | 996 | 1004 | 999 |
| 30 | 82 | 95 | 91 | 0.1 | 6.3 | 3.1 | 996 | 1004 | 999 |
| 31 | 78 | 95 | 86 | -2.2 | 2.7 | 0.1 | 992 | 1004 | 999 |
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 | -0.9 | 3.9 | 0.2 | 0.7 | 3 | 0.3 | 1.0 | 2 | -5.2 | 3.9 | 0.0 | 6 | - | - | - |
| 2 | 2.7 | 4.3 | 0.2 | 0.8 | 3 | 0.3 | 1.0 | 4 | -4.5 | 4.1 | 0.9 | 0 | - | - | - |
| 3 | 0.3 | 5.4 | 0.3 | 1.0 | 4 | 0.4 | 0.7 | 4 | -4.5 | 4.9 | 0.4 | 0 | - | - | - |
| 4 | 2.4 | 4.8 | 0.3 | 0.9 | 6 | 0.3 | 0.8 | 4 | -3.1 | 3.2 | -0.8 | 0 | - | - | - |
| 5 | 1.5 | 3.9 | 0.2 | 0.7 | 5 | 0.2 | 0.5 | 4 | -4.0 | 2.3 | -1.3 | 0 | - | - | - |
| 6 | 2.7 | 5.1 | 0.4 | 1.1 | 5 | 0.3 | 1.3 | 5 | -3.5 | 5.0 | 0.4 | 0 | - | - | - |
| 7 | -0.3 | 2.9 | 0.3 | 1.1 | 5 | 0.4 | 1.3 | 6 | -5.8 | 2.9 | -1.9 | 8 | - | - | - |
| 8 | -1.4 | 1.2 | 0.2 | 0.7 | 2 | 0.3 | 0.8 | 2 | -5.7 | 1.2 | -1.0 | 15 | - | - | - |
| 9 | -0.9 | 2.8 | 0.5 | 1.4 | 4 | 0.4 | 1.8 | 6 | -5.8 | 2.8 | -1.0 | 12 | - | - | - |
| 10 | -2.1 | 3.5 | 0.2 | 0.9 | 1 | 0.2 | 0.2 | 3 | -7.6 | 3.7 | -1.2 | 11 | - | - | - |
| 11 | 3.4 | 8.7 | 0.3 | 1.0 | 4 | 0.2 | 0.4 | 5 | 0.0 | 6.1 | 3.6 | 0 | - | - | - |
| 12 | 7.7 | 8.0 | 0.3 | 0.4 | 2 | 0.5 | 1.7 | 3 | -0.7 | 8.0 | 4.3 | 0 | - | - | - |
| 13 | 0.3 | 9.5 | 0.4 | 1.1 | 4 | 0.3 | 1.4 | 3 | -1.2 | 10.1 | 5.6 | 0 | - | - | - |
| 14 | 4.4 | 4.7 | 0.2 | 0.2 | 3 | 1.5 | 3.9 | 4 | -3.8 | 9.9 | 1.4 | 0 | - | - | - |
| 15 | -0.1 | 3.2 | 0.5 | 1.9 | 3 | 0.4 | 1.6 | 8 | -4.0 | 3.2 | 0.4 | 3 | - | - | - |
| 16 | -0.9 | 7.1 | 0.3 | 1.5 | 10 | 0.4 | 1.0 | 3 | -4.7 | 7.1 | 1.7 | 0 | - | - | - |
| 17 | 4.2 | 7.1 | 0.4 | 1.2 | 3 | 0.3 | 0.8 | 5 | -0.4 | 6.6 | 2.8 | 0 | - | - | - |
| 18 | 2.5 | 8.0 | 0.3 | 1.3 | 4 | 0.2 | 0.4 | 4 | -1.4 | 6.5 | 2.6 | 0 | - | - | - |
| 19 | 8.0 | 11.7 | 0.2 | 0.7 | 5 | 0.2 | 0.7 | 8 | 4.9 | 12.9 | 9.8 | 0 | - | - | - |
| 20 | 9.8 | 10.3 | 0.3 | 0.7 | 6 | 0.8 | 1.7 | 5 | 2.9 | 11.1 | 8.0 | 0 | - | - | - |
| 21 | 3.9 | 8.3 | 0.3 | 1.2 | 4 | 0.4 | 1.4 | 5 | -2.1 | 7.7 | 2.9 | 0 | - | - | - |
| 22 | 1.3 | 6.6 | 0.4 | 1.7 | 6 | 0.4 | 1.4 | 9 | -2.8 | 6.3 | 1.9 | 0 | - | - | - |
| 23 | 0.2 | 3.6 | 0.4 | 1.6 | 4 | 0.4 | 1.3 | 10 | -3.9 | 3.8 | -0.5 | 2 | - | - | - |
| 24 | -2.2 | 1.1 | 0.4 | 1.1 | 5 | 0.2 | 0.7 | 3 | -4.9 | 1.1 | -1.3 | 10 | - | - | - |
| 25 | -1.7 | 4.1 | 0.5 | 1.7 | 4 | 0.2 | 0.9 | 4 | -6.3 | 2.2 | -2.5 | 8 | - | - | - |
| 26 | -0.3 | 5.7 | 0.4 | 1.6 | 5 | 0.2 | 0.6 | 5 | -3.3 | 6.4 | 0.9 | 4 | - | - | - |
| 27 | 5.7 | 9.5 | 0.2 | 0.5 | 2 | 0.2 | 0.3 | 2 | 2.9 | 10.1 | 7.8 | 0 | - | - | - |
| 28 | 8.9 | 12.3 | 0.3 | 0.9 | 5 | 0.2 | 0.8 | 5 | 6.7 | 13.5 | 11.3 | 0 | - | - | - |
| 29 | 8.5 | 10.6 | 0.3 | 1.2 | 5 | 0.2 | 0.9 | 5 | 4.3 | 11.7 | 7.8 | 0 | - | - | - |
| 30 | 4.1 | 4.0 | 0.3 | 0.5 | 5 | 0.6 | 1.6 | 3 | -3.1 | 7.8 | 1.0 | 0 | - | - | - |
| 31 | 0.6 | 3.6 | 0.4 | 1.4 | 6 | 0.3 | 1.1 | 5 | -3.9 | 3.4 | -0.6 | 0 | - | - | - |