Cambridge Weather Summary May 2013 Based on 31 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 10.7 Minimum: -1.2 (01 May 06:00) Maximum: 23.0 (06 May 14:30) Relative Humidity (%) Average: 72.7 Minimum: 12 (02 May 13:00) Maximum: 100 (01 May 02:30) Dew Point (degrees C) Average: 5.4 Minimum: -13.6 (02 May 12:00) Maximum: 14.4 (20 May 18:30) Atmospheric Pressure (mbar) Average: 1010.0 Minimum: 983 (15 May 02:00) Maximum: 1028 (01 May 00:00) Half-hourly Instantaneous Wind Speed (knots) Average: 4.7 Minimum: 0.0 (01 May 01:00) Maximum: 28.0 (09 May 16:00) Half-hourly Maximum Wind Speed (knots) Average: 12.3 Minimum: 0 (01 May 03:30) Maximum: 44 (09 May 16:30) Prevalent Wind Direction SW (27.2% of readings) Total Sunshine Hours 161.1 Total Rainfall mm 45.9