Monthly Report for March 2009
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| Weather Summary | ||||
| Measure | Mean / Sum (anomaly) | Min | Max | Mean Time |
| Minimum Temperature | 3.7 °C (-0.6) | -0.5 °C | 9.2 °C | 11:04 |
| Maximum Temperature | 12.3 °C (+1.4) | 7.9 °C | 16.4 °C | 14:16 |
| Mean Temperature | 8.0 °C (+0.4) | 4.0 °C | 11.1 °C | |
| Minimum Humidity | 52% | 42% | 74% | 15:16 |
| Maximum Humidity | 90% | 69% | 97% | 09:50 |
| Mean Humidity | 71% | 56% | 84% | |
| Minimum Pressure | 1011 hPa | 980 hPa | 1032 hPa | 11:40 |
| Maximum Pressure | 1019 hPa | 986 hPa | 1037 hPa | 13:19 |
| Mean Pressure | 1015 hPa | 983 hPa | 1034 hPa | |
| Mean Wind Speed | 5.0 mph (-0.2) | 1.4 mph | 10.6 mph | |
| Maximum Wind Speed | n/a | n/a | n/a | |
| Maximum Gust | 22.1 mph | 10.0 mph | 38.0 mph | |
| Mean Wind Direction | n/a | n/a | n/a | |
| Rainfall | 32.4 mm (83%) | 0.0 mm | 16.0 mm | |
| Maximum Hourly Rain | 2.0 mm | 0.3 mm | 6.0 mm | 13:22 |
| Maximum 10-min Rain | 0.9 mm | 0.3 mm | 2.3 mm | 14:26 |
| Maximum Rain Rate | n/a | n/a | n/a | |
| Minimum Dew Point | 0.3 °C | -3.6 °C | 6.7 °C | 14:01 |
| Maximum Dew Point | 5.5 °C | 0.7 °C | 9.3 °C | 12:36 |
| Mean Dew Point | 2.7 °C | -1.1 °C | 8.1 °C | |
| Night Minimum (21-09) | 3.9 °C | -0.5 °C | 9.2 °C | |
| Day Maximum (09-21) | 12.3 °C | 7.9 °C | 16.4 °C | |
| Max 10m Temp Rise | 1.1 °C | 0.5 °C | 1.8 °C | 11:08 |
| Max 1hr Temp Rise | 2.4 °C | 1.2 °C | 3.5 °C | 11:44 |
| Max 1hr Hum Rise | 9% | 4% | 19% | 16:17 |
| Max 10m Temp Fall | 1.0 °C | 0.4 °C | 1.8 °C | 12:50 |
| Max 1hr Temp Fall | 2.2 °C | 0.9 °C | 3.6 °C | 17:52 |
| Max 1hr Hum Fall | 13% | 7% | 21% | 11:25 |
| Max 10m Wind Speed | n/a | n/a | n/a | |
| Minimum Feels-like | n/a | n/a | n/a | |
| Maximum Feels-like | n/a | n/a | n/a | |
| Mean Feels-like | n/a | n/a | n/a | |
| Air-frost Hrs | 0.9 hrs | 0 hrs | 0.9 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 | 8.7 °C (+2.1) | 3.8 °C | 14.9 °C | |
| Humidity Range | 38% | 20% | 53% | |
| Pressure Range | 9 hPa | 2 hPa | 29 hPa | |
| Sun Hours | 165 (146%) [50%] | |||
| Wet Hours | 0 (0%) [0%] | |||
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 | 9 | Min < -5.0 °C | 0 | > 0 hrs | 30 | Falling Snow | 0 |
| > 0.1 mm | 8 | Min < 0.0 °C | 2 | > 1 hrs | 25 | Lying Snow | 0 |
| > 0.3 mm | 8 | Mean < 0.0 °C | 0 | > 3 hrs | 21 | Hail | 1 |
| > 1.0 mm | 6 | Mean > 20.0 °C | 0 | > 5 hrs | 14 | Thunder | 1 |
| > 5.0 mm | 1 | Max > 25.0 °C | 0 | > 10 hrs | 4 | Dense Fog | 0 |
| > 10.0 mm | 1 | Max > 30.0 °C | 0 | > 25% max poss. | 21 | Gusts > 30mph | 5 |
| > 20.0 mm | 0 | Ice Days | 0 | > 95% max poss. | 4 | Total Events | 7 |
Misc.
Mean rainfall for days with >0.3mm: 4.0 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 | 3.2 | 10.9 | 7.0 | 0.0 | - | - | - | 0.2 | 4.5 | - | 21.0 | - | - |
| 2 | 1.2 | 12.0 | 6.6 | 0.0 | - | - | - | 7 | 8.5 | - | 37.0 | - | - |
| 3 | 5.9 | 10.5 | 8.2 | 2.0 | 2.0 | - | - | 0.3 | 3.6 | - | 17.0 | - | - |
| 4 | 2.4 | 7.9 | 5.2 | 16.0 | 6.0 | - | - | 5 | 2.8 | - | 15.0 | - | - |
| 5 | -0.5 | 8.5 | 4.0 | 0.0 | - | - | - | 4 | 3.8 | - | 21.0 | - | - |
| 6 | 0.2 | 10.6 | 5.4 | 0.0 | - | - | - | 9 | 5.5 | - | 21.0 | - | - |
| 7 | 4.1 | 13.6 | 8.8 | 0.1 | - | - | - | 4 | 10.6 | - | 37.0 | - | - |
| 8 | 2.4 | 10.4 | 6.4 | 2.2 | 2.2 | - | - | 7 | 9.2 | - | 28.0 | - | - |
| 9 | 1.9 | 10.7 | 6.3 | 0.0 | - | - | - | 8 | 5.9 | - | 24.0 | - | - |
| 10 | 4.0 | 12.0 | 8.0 | 3.9 | 1.5 | 0.8 | - | 2 | 3.3 | - | 15.0 | - | - |
| 11 | 1.3 | 13.2 | 7.2 | 0.0 | - | - | - | 5 | 7.2 | - | 28.0 | - | - |
| 12 | 9.2 | 13.0 | 11.1 | 0.0 | - | - | - | 0 | 4.2 | - | 18.0 | - | - |
| 13 | 7.0 | 13.0 | 10.0 | 0.0 | - | - | - | 0.6 | 5.5 | - | 24.0 | - | - |
| 14 | 7.3 | 13.5 | 10.4 | 0.0 | - | - | - | 4 | 2.4 | - | 11.0 | - | - |
| 15 | 3.7 | 15.0 | 9.3 | 0.0 | - | - | - | 10 | 2.3 | - | 16.0 | - | - |
| 16 | 3.4 | 16.4 | 9.9 | 0.0 | - | - | - | 9 | 3.5 | - | 17.0 | - | - |
| 17 | 5.3 | 15.4 | 10.3 | 0.0 | - | - | - | 9 | 1.9 | - | 16.0 | - | - |
| 18 | 2.7 | 15.3 | 9.0 | 0.0 | - | - | - | 12 | 3.4 | - | 19.0 | - | - |
| 19 | 2.4 | 14.3 | 8.3 | 0.0 | - | - | - | 8 | 3.4 | - | 16.0 | - | - |
| 20 | 3.6 | 12.9 | 8.2 | 0.0 | - | - | - | 11 | 2.6 | - | 15.0 | - | - |
| 21 | 0.5 | 15.4 | 8.0 | 0.0 | - | - | - | 11 | 3.6 | - | 18.0 | - | - |
| 22 | 5.6 | 14.7 | 10.2 | 0.0 | - | - | - | 9 | 8.5 | - | 33.0 | - | - |
| 23 | 6.0 | 11.9 | 8.9 | 0.8 | 0.8 | 0.5 | - | 2 | 7.2 | - | 28.0 | - | - |
| 24 | 3.5 | 11.3 | 7.4 | 0.0 | - | - | - | 8 | 9.0 | - | 35.0 | - | - |
| 25 | 5.6 | 11.1 | 8.3 | 4.9 | 2.3 | 2.3 | - | 5 | 8.4 | - | 38.0 | - | - |
| 26 | 7.0 | 13.5 | 10.2 | 0.5 | 0.3 | 0.3 | - | 0.6 | 8.5 | - | 29.0 | - | - |
| 27 | 3.5 | 10.0 | 6.8 | 0.0 | - | - | - | 2 | 6.1 | - | 29.0 | - | - |
| 28 | 2.0 | 9.9 | 6.0 | 2.0 | 1.2 | 0.7 | - | 2 | 2.7 | - | 14.0 | - | - |
| 29 | -0.1 | 9.1 | 4.5 | 0.0 | - | - | - | 4 | 2.8 | - | 14.0 | - | - |
| 30 | 1.2 | 13.2 | 7.2 | 0.0 | - | - | - | 7 | 1.4 | - | 10.0 | - | - |
| 31 | 8.3 | 13.4 | 10.8 | 0.0 | - | - | - | 0.6 | 3.8 | - | 20.0 | - | - |
Humidity, dew point & pressure
| Day | Hmin | Hmax | Hmean | Dmin | Dmax | Dmean | Pmin | Pmax | Pmean |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 62 | 88 | 75 | 0.9 | 6.1 | 2.9 | 1006 | 1011 | 1008 |
| 2 | 47 | 94 | 70 | -0.3 | 3.1 | 1.2 | 1012 | 1017 | 1014 |
| 3 | 67 | 94 | 80 | 4.0 | 7.2 | 5.7 | 987 | 1016 | 1002 |
| 4 | 51 | 97 | 74 | -3.6 | 6.2 | 0.1 | 980 | 986 | 983 |
| 5 | 51 | 95 | 73 | -2.2 | 2.4 | -0.6 | 982 | 1001 | 992 |
| 6 | 45 | 92 | 68 | -3.0 | 0.7 | -0.5 | 1001 | 1007 | 1004 |
| 7 | 50 | 96 | 73 | -0.9 | 7.8 | 5.5 | 1007 | 1012 | 1010 |
| 8 | 46 | 96 | 71 | -2.3 | 9.0 | 0.4 | 1000 | 1005 | 1002 |
| 9 | 43 | 89 | 66 | -2.8 | 2.1 | 0.0 | 1003 | 1014 | 1008 |
| 10 | 68 | 97 | 82 | 2.0 | 7.9 | 5.1 | 1004 | 1018 | 1011 |
| 11 | 57 | 97 | 77 | 0.7 | 6.7 | 4.0 | 1018 | 1025 | 1022 |
| 12 | 74 | 94 | 84 | 6.7 | 9.0 | 8.1 | 1019 | 1024 | 1022 |
| 13 | 63 | 96 | 80 | 3.0 | 8.3 | 5.6 | 1016 | 1023 | 1020 |
| 14 | 49 | 95 | 72 | 0.7 | 8.1 | 1.9 | 1012 | 1023 | 1018 |
| 15 | 48 | 86 | 67 | 1.0 | 4.0 | 2.7 | 1023 | 1032 | 1028 |
| 16 | 47 | 94 | 70 | 2.2 | 5.8 | 4.2 | 1030 | 1033 | 1032 |
| 17 | 51 | 87 | 69 | 2.9 | 6.8 | 4.7 | 1032 | 1037 | 1034 |
| 18 | 42 | 95 | 68 | 1.8 | 6.4 | 3.1 | 1028 | 1036 | 1032 |
| 19 | 50 | 90 | 70 | 0.3 | 7.0 | 3.2 | 1027 | 1031 | 1029 |
| 20 | 47 | 89 | 68 | 0.5 | 4.9 | 2.1 | 1031 | 1033 | 1032 |
| 21 | 45 | 91 | 68 | -1.4 | 5.0 | 2.1 | 1028 | 1031 | 1030 |
| 22 | 51 | 89 | 70 | 3.6 | 5.7 | 4.6 | 1028 | 1033 | 1030 |
| 23 | 56 | 85 | 70 | -1.8 | 5.4 | 2.7 | 1012 | 1029 | 1020 |
| 24 | 43 | 69 | 56 | -2.7 | 1.2 | -0.7 | 1012 | 1020 | 1016 |
| 25 | 59 | 92 | 76 | 0.8 | 5.9 | 3.7 | 1001 | 1013 | 1007 |
| 26 | 57 | 91 | 74 | 1.0 | 9.3 | 4.2 | 997 | 1009 | 1003 |
| 27 | 51 | 77 | 64 | -0.2 | 2.5 | 0.9 | 994 | 1001 | 998 |
| 28 | 51 | 93 | 72 | -0.4 | 3.6 | 1.6 | 991 | 1009 | 1000 |
| 29 | 50 | 83 | 66 | -3.1 | 1.7 | -1.1 | 1009 | 1014 | 1012 |
| 30 | 49 | 91 | 70 | -0.7 | 3.8 | 1.6 | 1015 | 1023 | 1019 |
| 31 | 53 | 73 | 63 | 2.4 | 7.2 | 3.9 | 1022 | 1025 | 1024 |
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 | 3.2 | 10.9 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 2 | 1.2 | 12.0 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 3 | 5.9 | 10.5 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 4 | 2.9 | 7.9 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 5 | -0.5 | 8.5 | - | - | - | - | - | - | - | - | - | 0.9 | - | - | - |
| 6 | 0.2 | 10.6 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 7 | 4.1 | 13.6 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 8 | 5.7 | 10.4 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 9 | 1.9 | 10.7 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 10 | 5.8 | 12.0 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 11 | 1.3 | 13.2 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 12 | 9.2 | 13.0 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 13 | 7.0 | 13.0 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 14 | 7.3 | 13.5 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 15 | 3.7 | 15.0 | 0.7 | 2.9 | 8 | 0.6 | 2.2 | 11 | - | - | - | 0 | - | - | - |
| 16 | 3.4 | 16.4 | 1.3 | 3.5 | 9 | 1.0 | 2.5 | 16 | - | - | - | 0 | - | - | - |
| 17 | 5.3 | 15.4 | 1.2 | 3.1 | 12 | 1.8 | 3.3 | 11 | - | - | - | 0 | - | - | - |
| 18 | 2.7 | 15.3 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 19 | 2.4 | 14.3 | 1.8 | 3.1 | 8 | 1.3 | 3.2 | 13 | - | - | - | 0 | - | - | - |
| 20 | 3.6 | 12.9 | 1.3 | 2.5 | 8 | 0.7 | 1.9 | 17 | - | - | - | 0 | - | - | - |
| 21 | 0.5 | 15.4 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 22 | 5.6 | 14.7 | 0.9 | 2.2 | 4 | 0.7 | 1.1 | 11 | - | - | - | 0 | - | - | - |
| 23 | 6.0 | 11.9 | 0.8 | 1.8 | 11 | 1.0 | 2.8 | 17 | - | - | - | 0 | - | - | - |
| 24 | 3.5 | 11.3 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |
| 25 | 5.6 | 11.1 | 1.3 | 1.2 | 6 | 1.0 | 0.9 | 7 | - | - | - | 0 | - | - | - |
| 26 | 7.0 | 13.5 | 1.1 | 2.3 | 16 | 1.3 | 3.1 | 21 | - | - | - | 0 | - | - | - |
| 27 | 3.5 | 10.0 | 0.9 | 1.5 | 10 | 0.5 | 1.4 | 10 | - | - | - | 0 | - | - | - |
| 28 | 2.0 | 9.9 | 1.1 | 2.4 | 19 | 1.4 | 3.6 | 13 | - | - | - | 0 | - | - | - |
| 29 | -0.1 | 9.1 | 1.0 | 1.9 | 6 | 0.8 | 1.2 | 8 | - | - | - | 0 | - | - | - |
| 30 | 1.2 | 13.2 | 0.5 | 2.2 | 4 | 0.4 | 1.0 | 11 | - | - | - | 0 | - | - | - |
| 31 | 8.3 | 13.4 | - | - | - | - | - | - | - | - | - | 0 | - | - | - |