Cambridge Weather Summary March 1999 Based on 31 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 8.4 Minimum: 0.0 (09 March 23:59) Maximum: 22.2 (17 March 13:30) Relative Humidity (%) Average: 79.1 Minimum: 27 (28 March 15:00) Maximum: 100 (17 March 04:00) Dew Point (degrees C) Average: 4.6 Minimum: -2.5 (22 March 13:30) Maximum: 12.2 (02 March 13:00) Atmospheric Pressure (mbar) Average: 1007.6 Minimum: 976 (03 March 16:30) Maximum: 1030 (15 March 21:30) Half-hourly Instantaneous Wind Speed (knots) Average: 3.3 Minimum: 0.0 (04 March 04:30) Maximum: 14.5 (03 March 11:00) Half-hourly Maximum Wind Speed (knots) Average: 11.1 Minimum: 0 (04 March 06:00) Maximum: 38 (03 March 10:30) Prevalent Wind Direction W (31.0% of readings) Total Sunshine Hours 94.3 Total Rainfall mm 37.1