Annual Weather Reports
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Report for 2017
Jump to monthly breakdownTemperature | ||
| Measure | Value (anomaly) | Day |
| Lowest Temperature | -3.6 °C. | 22nd Jan |
| Highest Temperature | 33.0 °C. | 21st June |
| Mean Temperature | 11.9 °C (+1.2) | . |
| Mean Minimum | 8.4 °C (+1.1) | . |
| Mean Maximum | 15.4 °C (+1.2) | . |
| Highest Minimum | 18.9 °C. | 22nd June |
| Lowest Maximum | 0.4 °C. | 26th Jan |
| Coldest Day | -0.6 °C. | 22nd Jan |
| Warmest Day | 25.9 °C. | 18th June |
| Coldest Month | 4.1 °C (-0.6) | Jan |
| Warmest Month | 19.1 °C (+1.2) | July |
| Most -ve anom Month | 13.4 °C (-1.5) | Sep |
| Most +ve anom Month | 18.9 °C (+3.3) | June |
Rainfall* | ||
| Measure | Value (anomaly) | Day |
| Total Rain | 328.6 mm (0%) | . |
| Wettest Day | 18.6 mm. | 10th Dec |
| Rain Days | 100. | . |
| Rain Days >1.0 mm | 58 (-55) | . |
| Mean Rain-day rain | 3.3 mm. | . |
| Max Rain rate** | 30 mm/h. | 1st May |
| Wettest hour | 0.6 mm. | 30th Jan |
| Wettest Month | 88.2 mm (0%) | Dec |
| Driest Month | 0.0 mm (0%) | April |
Wind Speed | ||
| Measure | Value (anomaly) | Day |
| Mean Wind speed | 1.7 mph (-2.9) | . |
| Maximum Gust | 43.7 mph. | 25th Dec |
| Maximum Speed | 24.2 mph. | 22nd Nov |
| Calmest Day | 0.0 mph. | 1st Jan |
| Windiest Day | 12.2 mph. | 22nd Nov |
| Windy Days (>25 mph gusts) | 34. | . |
| Mode Direction | N. | . |
| Calmest Month | 0.0 mph (-5.2) | Jan |
| Windiest Month | 5.8 mph (+0.7) | Dec |
Relative Humidity | ||
| Measure | Value | Day |
| Lowest RH | 21%. | 25th March |
| Highest RH | 98%. | 15th Oct |
| Mean RH | 73%. | . |
| Mean Minimum | 59%. | . |
| Mean Maximum | 85%. | . |
| Highest Minimum | 94%. | 20th Dec |
| Lowest Maximum | 67%. | 25th April |
| Lowest Mean | 48%. | 25th April |
| Highest Mean | 96%. | 26th Oct |
| Least Humid Month | 60%. | April |
| Most Humid Month | 88%. | Dec |
Dew Point | ||
| Measure | Value | Day |
| Lowest Dew Point | -9.4 °C. | 25th March |
| Highest Dew Point | 18.9 °C. | 0th June |
| Mean Dew Point | 7.0 °C. | . |
| Mean Minimum | 4.4 °C. | . |
| Mean Maximum | 9.4 °C. | . |
| Highest Minimum | 14.3 °C. | 16th July |
| Lowest Maximum | -2.5 °C. | 26th Jan |
| Lowest Mean | -5.1 °C. | 21st Jan |
| Highest Mean | 16.1 °C. | 21st June |
| Least Humid Month | 0.4 °C. | Jan |
| Most Humid Month | 11.9 °C. | July |
Pressure | ||
| Measure | Value | Day |
| Lowest Pressure | 439 hPa. | 3rd Sep |
| Highest Pressure | 1039 hPa. | 18th Jan |
| Mean Pressure | 1009 hPa. | . |
| Lowest month average SLP | 944 hPa. | Sep |
| Highest month average SLP | 1020 hPa. | Jan |
*: Includes snowfall (if recorded), which is manually entered so may take a few days to appear for the current year. NB that rain rate and max in 1hr are incalculable for snow events.
**: Rain rates are manually checked and readjusted from software-given values (within a week or so), so may differ from those quoted during current rain events.
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Summary | ||||||||||||
| Measure | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| Lowest Temp | -3.6 °C. | 0.1 °C. | 3.8 °C. | 1.4 °C. | 5.1 °C. | 10.0 °C. | 11.1 °C. | 8.8 °C. | 6.9 °C. | 3.1 °C. | -0.8 °C. | -2.4 °C. |
| Highest Temp | 11.0 °C. | 17.1 °C. | 21.3 °C. | 25.2 °C. | 26.7 °C. | 33.0 °C. | 31.2 °C. | 27.9 °C. | 21.9 °C. | 22.1 °C. | 15.6 °C. | 13.7 °C. |
| Mean Temp | 4.1 °C (-0.6) | 7.2 °C (+2.3) | 10.3 °C (+3.3) | 10.8 °C (+1.9) | 14.7 °C (+2.2) | 18.9 °C (+3.3) | 19.1 °C (+1.2) | 17.6 °C (-0.1) | 13.4 °C (-1.5) | 13.2 °C (+1.5) | 7.6 °C (+0.0) | 5.7 °C (+0.2) |
| Mean Minimum | 1.3 °C (-1.1) | 5.0 °C (+2.8) | 7.3 °C (+3.7) | 6.2 °C (+1.2) | 10.4 °C (+2.1) | 14.0 °C (+2.9) | 15.2 °C (+1.8) | 13.6 °C (+0.4) | 10.3 °C (-0.8) | 10.0 °C (+1.2) | 4.4 °C (-0.6) | 3.3 °C (+0.1) |
| Mean Maximum | 7.0 °C. | 9.5 °C (+1.9) | 13.5 °C (+3.1) | 15.3 °C (+2.5) | 19.3 °C (+2.6) | 23.6 °C (+3.4) | 23.4 °C (+1.0) | 21.9 °C (-0.3) | 16.8 °C (-1.9) | 16.1 °C (+1.5) | 10.3 °C (+0.1) | 8.0 °C (+0.2) |
| Total Rain | 69.9 mm (0%) | 35.1 mm (0%) | 24.3 mm (0%) | 0.0 mm (0%) | 0.0 mm (0%) | 0.0 mm (0%) | 0.0 mm (0%) | 0.0 mm (0%) | 58.3 mm (0%) | 17.8 mm (0%) | 35.0 mm (0%) | 88.2 mm (0%) |
| Wettest Day | 15.9 mm. | 9.1 mm. | 10.0 mm. | 0.0 mm. | 0.0 mm. | 0.0 mm. | 0.0 mm. | 0.0 mm. | 12.6 mm. | 6.4 mm. | 11.2 mm. | 18.6 mm. |
| Rain Days | 18. | 23. | 4. | 0. | 0. | 0. | 0. | 0. | 19. | 10. | 11. | 15. |
| Mean Wind spd | 0.0 mph (-5.2) | 0.0 mph (-5.1) | 0.0 mph (-5.2) | 0.0 mph (-4.9) | 0.0 mph (-4.7) | 0.0 mph (-4.4) | 0.0 mph (-4.3) | 0.0 mph (-4.0) | 4.3 mph (+0.4) | 5.6 mph (+1.5) | 4.7 mph (+0.1) | 5.8 mph (+0.7) |
| Maximum Gust | 9.2 mph. | 0.0 mph. | 0.0 mph. | 0.0 mph. | 0.0 mph. | 0.0 mph. | 0.0 mph. | 0.0 mph. | 41.4 mph. | 38.0 mph. | 41.4 mph. | 43.7 mph. |
| Lowest RH | 45%. | 47%. | 21%. | 29%. | 35%. | 35%. | 32%. | 33%. | 44%. | 51%. | 52%. | 69%. |
| Highest RH | 88%. | 88%. | 88%. | 86%. | 89%. | 88%. | 87%. | 87%. | 97%. | 98%. | 98%. | 98%. |
| Mean RH | 77%. | 78%. | 70%. | 60%. | 69%. | 63%. | 65%. | 67%. | 76%. | 82%. | 84%. | 88%. |
| Lowest Dew Pt | -8.5 °C. | -3.9 °C. | -9.4 °C. | -6.7 °C. | 0.4 °C. | 5.2 °C. | 6.1 °C. | 4.6 °C. | 5.7 °C. | 1.4 °C. | -3.4 °C. | -3.6 °C. |
| Highest Dew Pt | 8.2 °C. | 12.2 °C. | 11.0 °C. | 10.8 °C. | 16.9 °C. | 18.9 °C. | 18.5 °C. | 16.8 °C. | 18.6 °C. | 16.3 °C. | 12.6 °C. | 11.4 °C. |
| Mean Dew Point | 0.4 °C. | 3.6 °C. | 4.8 °C. | 3.1 °C. | 8.7 °C. | 11.4 °C. | 11.9 °C. | 11.0 °C. | 10.3 °C. | 10.1 °C. | 5.0 °C. | 3.8 °C. |
| Lowest Pressure | 992 hPa. | 980 hPa. | 983 hPa. | 994 hPa. | 991 hPa. | 987 hPa. | 1003 hPa. | 1007 hPa. | 439 hPa. | 997 hPa. | 986 hPa. | 972 hPa. |
| Highest Pressure | 1039 hPa. | 1032 hPa. | 1036 hPa. | 1036 hPa. | 1030 hPa. | 1029 hPa. | 1027 hPa. | 1027 hPa. | 1023 hPa. | 1035 hPa. | 1030 hPa. | 1037 hPa. |
| Mean Pressure | 1020 hPa. | 1012 hPa. | 1013 hPa. | 1019 hPa. | 1016 hPa. | 1013 hPa. | 1014 hPa. | 1016 hPa. | 944 hPa. | 1018 hPa. | 1016 hPa. | 1013 hPa. |