| Times indicate the end of a measurement period (BST) | ||||||||
| Maximum Temperature | 15.6 | ēC | 16-Jan-05 | 1:00 PM | Overreads in Bright Sunshine | |||
| Minimum Temperature | 0 | ēC | 26-Jan-05 | 7:30 PM | ||||
| Mean (15 min) | 7.5 | ēC | ||||||
| Mean (Max Min) | 7.7 | ēC | (calculated from 0901 to 0900 GMT data) | |||||
| Mean Max | 11.1 | ēC | (calculated from 0901 to 0900 GMT data) | |||||
| Mean Min | 4.3 | ēC | (calculated from 0901 to 0900 GMT data) | |||||
| Lowest Max | 7.7 | ēC | 26-Jan-05 | |||||
| Highest Min | 9.7 | ēC | 10-Jan-05 | |||||
| Air Frosts | 0 | 0 | hours of Frost duration | |||||
| Maximum Station Pressure | 1035 | hPa | 03-Jan-05 | 9:30 AM | ||||
| Minimum Station Pressure | 997 | hPa | 18-Jan-05 | 3:00 AM | ||||
| Mean | 1021.5 | hPa | ||||||
| Mean of 09Z values | 1022.1 | hPa | ||||||
| Rainfall | 102 | mm | ||||||
| Wettest 24hr | 25.5 | mm | 22-Jan-05 | 10:15 PM | ||||
| Wettest Calendar Day | 18.3 | mm | 09-Jan-05 | (calculated from 0901 to 0900 following day) | ||||
| Rain Days ( > 0.3mm) | 21 | days | (calculated from 0901 to 0900 GMT data) | |||||
| Wet Days (>1.0mm) | 12 | days | (calculated from 0901 to 0900 GMT data) | |||||
| Wet Days (>5.0mm) | 7 | days | (calculated from 0901 to 0900 GMT data) | |||||
| Max 15min accum | 1.5 | mm | 08-Jan-05 | 2:00 AM | ||||
| Rain Duration | 58.25 | hours | ||||||
| Longest Dry period | 3.01 | days | 03-Jan-05 | 12:15 AM | 72.25 | (hours) | ||
| Longest Wet period (>0.3mm / 15 mins) | 5.75 | hours | 22-Jan-05 | 4:15 AM | ||||
| Sunshine Hours (>30klux) | 61.25 | hours | ||||||
| Max Sunshine | 5.75 | hours | 25-Jan-05 | (calculated from 0901 to 0900 following day) | ||||
| Sunshine Hours (>50%) | 65.25 | hours | ||||||
| Max Sunshine | 5.75 | hours | 22-Jan-05 | (calculated from 0901 to 0900 following day) | ||||
| Brightest Calendar Day | 13.1 | klux | 30-Jan-05 | (calculated from 0901 to 0900 following day) | ||||
| Sunless Days | 13 | days | (calculated from 0901 to 0900 GMT data) | |||||
| Maximum Brightness (klux) | 67.1 | klux | 20-Jan-05 | 1:15 PM | ||||
| Average Wind Speed | 5.4 | knots | 6.3 | mph | ||||
| Maximum Wind Speed | 27.32 | knots | 08-Jan-05 | 4:00 AM | 31.4 | mph | ||
| Days with wind from: | (calculated from 0901 to 0900 GMT data) | |||||||
| Calm | 6 | |||||||
| N | 5 | |||||||
| NE | 0 | |||||||
| E | 1 | |||||||
| SE | 1 | |||||||
| S | 2 | |||||||
| SW | 1 | |||||||
| W | 10 | |||||||
| NW | 3 | |||||||
| Average RH (at 09Z) | 75.0 | |||||||