Cambridge Weather Summary February 2009 Based on 28 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 3.5 Minimum: -5.6 (07 February 06:00) Maximum: 13.6 (27 February 14:00) Relative Humidity (%) Average: 89.8 Minimum: 47 (01 February 14:00) Maximum: 100 (01 February 22:30) Dew Point (degrees C) Average: 1.9 Minimum: -9.2 (01 February 14:00) Maximum: 9.4 (27 February 14:00) Atmospheric Pressure (mbar) Average: 1013.5 Minimum: 975 (09 February 23:30) Maximum: 1034 (20 February 23:00) Half-hourly Instantaneous Wind Speed (knots) Average: 2.8 Minimum: 0.0 (03 February 05:30) Maximum: 24.0 (10 February 04:00) Half-hourly Maximum Wind Speed (knots) Average: 8.0 Minimum: 0 (03 February 06:00) Maximum: 28 (10 February 03:00) Prevalent Wind Direction W (30.8% of readings) Total Sunshine Hours 56.8 Total Rainfall mm 15.8