Cambridge Weather Summary June 2015 Based on 30 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 15.2 Minimum: -4.4 (13 June 22:30) Maximum: 28.7 (30 June 13:30) Relative Humidity (%) Average: 67.9 Minimum: 20 (30 June 13:00) Maximum: 100 (11 June 03:30) Dew Point (degrees C) Average: 8.7 Minimum: -4.8 (13 June 22:30) Maximum: 17.7 (05 June 13:30) Atmospheric Pressure (mbar) Average: 1019.0 Minimum: 996 (02 June 02:30) Maximum: 1037 (08 June 22:00) Half-hourly Instantaneous Wind Speed (knots) Average: 3.9 Minimum: 0.0 (03 June 20:30) Maximum: 30.0 (01 June 22:30) Half-hourly Maximum Wind Speed (knots) Average: 11.0 Minimum: 0 (03 June 20:30) Maximum: 46 (02 June 17:00) Prevalent Wind Direction SW (29.4% of readings) Total Sunshine Hours 163.9 Total Rainfall mm 16.4