Cambridge Weather Summary June 2018 Based on 28 days' worth of half-hourly data recorded with rooftop sensors at the Computer Laboratory, Cambridge, U.K. Temperature (degrees C) Average: 15.4 Minimum: 5.6 (06 June 01:30) Maximum: 27.4 (25 June 13:00) Relative Humidity (%) Average: 67.8 Minimum: 0 (25 June 14:30) Maximum: 100 (01 June 00:00) Dew Point (degrees C) Average: 8.7 Minimum: -22.7 (25 June 13:00) Maximum: 18.3 (01 June 17:00) Atmospheric Pressure (mbar) Average: 1021.2 Minimum: 1011 (16 June 18:00) Maximum: 1033 (22 June 07:00) Half-hourly Instantaneous Wind Speed (knots) Average: 3.3 Minimum: 0.0 (01 June 00:00) Maximum: 18.0 (18 June 19:30) Half-hourly Maximum Wind Speed (knots) Average: 10.3 Minimum: 0 (01 June 02:30) Maximum: 34 (20 June 15:00) Prevalent Wind Direction NE (26.5% of readings) Total Sunshine Hours 173.5 Total Rainfall mm 1.5