Cambridge Weather Summary April 2002 Based on 30 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 10.2 Minimum: 0.8 (14 April 06:00) Maximum: 23.9 (23 April 15:00) Relative Humidity (%) Average: 69.3 Minimum: 23 (06 April 13:30) Maximum: 100 (12 April 04:00) Dew Point (degrees C) Average: 4.1 Minimum: -7.9 (06 April 13:30) Maximum: 14.1 (23 April 18:30) Atmospheric Pressure (mbar) Average: 1015.5 Minimum: 986 (29 April 03:30) Maximum: 1036 (21 April 09:30) Half-hourly Instantaneous Wind Speed (knots) Average: 2.8 Minimum: 0.0 (02 April 06:30) Maximum: 13.0 (29 April 15:00) Half-hourly Maximum Wind Speed (knots) Average: 10.6 Minimum: 0 (03 April 19:30) Maximum: 38 (18 April 14:30) Prevalent Wind Direction SE (21.5% of readings) Total Sunshine Hours 186.8 Total Rainfall mm 36.8