| Monthly Weather Statistics from Pitsford Hall | ||||
| Statistics relate to the period until 0900GMT on | ||||
| Wednesday, November 25, 2009 | ||||
| Air Temperatures | ||||
| The Highest Maximum: | 16.5 | C | on | 1st |
| The Lowest Maximum: | 7.2 | C | on | 9th |
| The Highest Minimum: | 11.5 | C | on | 20th |
| The Lowest Minimum: | 2.5 | C | on | 10th |
| The Mean Maximum: | 12.1 | C | ||
| The Mean Minimum: | 6.4 | C | ||
| The Overall Mean: | 9.3 | C | ||
| Difference from the Monthly Mean: | 2.4 | C | ||
| Solar Radiation | ||||
| Maximum (at 0900): | 179.0 | W/m^2 | on | 7th |
| Mean (at 0900): | 63.4 | W/m^2 | ||
| Relative Humidity: | ||||
| Highest Relative Humidity (at 0900): | 100.0 | % | on | 9th |
| Lowest Relative Humidity (at 0900): | 73.0 | % | on | 18th |
| Mean Relative Humidity (at 0900): | 90.8 | % | ||
| Dew Point: | ||||
| The Highest Dew Point (0900): | 12.0 | C | on | 21st |
| The Lowest Dew Point (at 0900): | 3.3 | C | on | 7th |
| The Mean Dew Point (at 0900): | 7.4 | C | ||
| Rainfall: | ||||
| Total: | 57.1 | mm | ||
| Percentage of the Monthly Mean: | 114.6 | % | ||
| Duration: | 42.6 | hrs | ||
| Highest 24 hour fall (0900 to 0900): | 8.8 | mm | on | 13th |
| Rain Days (>/=0.2mm): | 20 | |||
| Wet Days (>/=1.0mm): | 17 | |||
| Sunshine: | ||||
| Total Duration of Bright Sunshine: | 36.1 | hrs | ||
| Sunniest day: | 5.0 | hrs | on | 7th |
| No. of days without sunshine: | 9 | |||
| Percentage of the Monthly Mean: | 40.5 | % | ||
| Cloud cover (mean at 0900): | 5.2 | oktas | 65 | % |
| Pressure (reduced to sea level): | ||||
| The Highest Pressure (at 0900): | 1020.6 | mb | on | 9th |
| The Lowest Pressure (at 0900): | 985.2 | mb | on | 4th |
| Mean Pressure (at 0900): | 1000.9 | mb | ||
| Winds | ||||
| Run of wind (mean over 24 hrs): | 195.7 | miles | ||
| Mean daily wind speed: | 10.6 | mph | ||
| Run of wind (cumulative): | 4697.7 | miles | ||
| Highest Maximum Gust: | 46 | mph | on | 17th |
| No. of gusts of 50mph or more: | 0 | |||
| Highest wind strength (at 0900): | 28.8 | mph | on | 19th |
| Mean wind strength (at 0900): | 11.9 | mph | ||
| Winds from the Following Directions: | ||||
| North | 0 | |||
| North-north-east | 0 | |||
| North-east | 0 | |||
| East-north-east | 0 | |||
| East | 0 | |||
| East-south-east | 0 | |||
| South-east | 1 | |||
| South-south-east | 5 | |||
| South | 7 | |||
| South-south-west | 6 | |||
| South-west | 0 | |||
| West-south-west | 2 | |||
| West | 0 | |||
| West-north-west | 0 | |||
| North-west | 1 | |||
| North-north-west | 2 | |||
| Calm | 1 | |||
| Concrete | ||||
| Lowest Concrete Minimum: | 1.5 | C | on | 7th |
| Mean Concrete Minimum: | 5.3 | C | ||
| Evaporation | ||||
| Piche | 47.3 | ml | ||
| Days with: | ||||
| Thunder: | 0 | |||
| Hail <5mm: | 0 | |||
| Hail >/=5mm: | 0 | |||
| Snow or snow & rain: | 0 | |||
| Snow lying: | 0 | |||
| Fog: | 3 | |||
| Air Frost: | 0 | |||
| Gales: | 0 | |||